ISO/TC 244/WG 7

Project No.ISO 4529:2023
Title<p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document:</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>specifies the general safety requirements for secondary steelmaking machinery and equipment (SSME) as defined in </span><span class="citesec"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">3.1</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;"> to treat liquid steel;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>deals with all significant hazards, hazardous situations and events pertinent to SSME, when used as intended and under conditions foreseen by the manufacturer, but also includes foreseeable misuse, faults and malfunctions;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>specifies the requirements to ensure the safety of persons which are to be met during the design, pre-assembly, transport, sites assembly, commissioning, operation, maintenance, decommissioning and dismantling/ disassembling of the equipment;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>assumes that SSMEs are operated and maintained by adequately trained and competent personnel. Manual intervention for setting, adjustment and maintenance is accepted as part of the normal use of the equipment.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document applies to SSME involved in the treatment process of liquid steel under vacuum or atmospheric pressure and covers:</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>LF, ladle furnace,</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>VD, vacuum degassing,</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>VOD, vacuum oxygen decarburization,</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>RH (OB), Ruhrstahl Heraeus (oxygen blowing),</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>process related interfaces/interactions (e.g. according to design, controls) to:</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">a)<span style="mso-tab-count: 1;">    </span>process media,</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">b)<span style="mso-tab-count: 1;">    </span>primary and secondary gas cleaning plant,</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">c)<span style="mso-tab-count: 1;">    </span>material handling systems,</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">d)<span style="mso-tab-count: 1;">    </span>transfer cars for steel ladle, and</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">e)<span style="mso-tab-count: 1;">    </span>crane and ladle.</span></p> <p class="Note" style="tab-stops: 19.85pt 39.7pt 48.25pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">NOTE 1<span style="mso-tab-count: 1;">   </span>Due to the variety of secondary metallurgical processes, there are other variants (e.g. VODC – vacuum oxygen decarburization converter, CAS, CAS - OB) in addition to the main processes discussed in this document. Most countries require that applicable safety requirements, specific to this equipment be implemented.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document does not cover safety requirements for the following equipment:</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>cranes;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>transfer cars, e.g. ladle transfer cars, tank cars, maintenance cars;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>fork lift trucks or other transporting equipment;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>ladles;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>equipment for relining and preheating in the relining area;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>burners according to </span><span class="stdpublisher"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">ISO</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;"> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">13577</span></span></span>‑<span class="stddocPartNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">2</span></span></span> (the burner lances for RH vessels are covered by <span class="stdpublisher"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">ISO</span></span></span> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">13577</span></span></span>‑<span class="stddocPartNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">2</span></span></span> except for maximum main burner ignition time, see </span><span class="citesec"><span lang="EN-GB" style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">5.2.<span style="border: none;">26<span style="border: none;">.2</span></span></span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">);</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>cleaning and treatment of dust and fume exhaust systems;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>process media (e.g. air separation, boiler house, steam generation system);</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>material handling systems.</span></p> <p class="Note" style="tab-stops: 19.85pt 39.7pt 48.25pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">NOTE 2<span style="mso-tab-count: 1;">   </span>Significant hazards and hazardous situations due to transporting/positioning of heavy components, e.g. by cranes (e.g. ladles, vessels, covers) are considered in this document (see </span><span class="citesec"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">5.2.3</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">).</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document is not applicable to SSMEs and associated equipment manufactured before the date of its publication.</span></p>
Registration number (WIID)80050
Scope<p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document:</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>specifies the general safety requirements for secondary steelmaking machinery and equipment (SSME) as defined in </span><span class="citesec"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">3.1</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;"> to treat liquid steel;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>deals with all significant hazards, hazardous situations and events pertinent to SSME, when used as intended and under conditions foreseen by the manufacturer, but also includes foreseeable misuse, faults and malfunctions;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>specifies the requirements to ensure the safety of persons which are to be met during the design, pre-assembly, transport, sites assembly, commissioning, operation, maintenance, decommissioning and dismantling/ disassembling of the equipment;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>assumes that SSMEs are operated and maintained by adequately trained and competent personnel. Manual intervention for setting, adjustment and maintenance is accepted as part of the normal use of the equipment.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document applies to SSME involved in the treatment process of liquid steel under vacuum or atmospheric pressure and covers:</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>LF, ladle furnace,</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>VD, vacuum degassing,</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>VOD, vacuum oxygen decarburization,</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>RH (OB), Ruhrstahl Heraeus (oxygen blowing),</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>process related interfaces/interactions (e.g. according to design, controls) to:</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">a)<span style="mso-tab-count: 1;">    </span>process media,</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">b)<span style="mso-tab-count: 1;">    </span>primary and secondary gas cleaning plant,</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">c)<span style="mso-tab-count: 1;">    </span>material handling systems,</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">d)<span style="mso-tab-count: 1;">    </span>transfer cars for steel ladle, and</span></p> <p class="MsoListNumber2" style="tab-stops: 19.85pt 40.0pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">e)<span style="mso-tab-count: 1;">    </span>crane and ladle.</span></p> <p class="Note" style="tab-stops: 19.85pt 39.7pt 48.25pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">NOTE 1<span style="mso-tab-count: 1;">   </span>Due to the variety of secondary metallurgical processes, there are other variants (e.g. VODC – vacuum oxygen decarburization converter, CAS, CAS - OB) in addition to the main processes discussed in this document. Most countries require that applicable safety requirements, specific to this equipment be implemented.</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document does not cover safety requirements for the following equipment:</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>cranes;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>transfer cars, e.g. ladle transfer cars, tank cars, maintenance cars;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>fork lift trucks or other transporting equipment;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>ladles;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>equipment for relining and preheating in the relining area;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>burners according to </span><span class="stdpublisher"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">ISO</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;"> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">13577</span></span></span>‑<span class="stddocPartNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">2</span></span></span> (the burner lances for RH vessels are covered by <span class="stdpublisher"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">ISO</span></span></span> <span class="stddocNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">13577</span></span></span>‑<span class="stddocPartNumber"><span style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">2</span></span></span> except for maximum main burner ignition time, see </span><span class="citesec"><span lang="EN-GB" style="color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">5.2.<span style="border: none;">26<span style="border: none;">.2</span></span></span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">);</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>cleaning and treatment of dust and fume exhaust systems;</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>process media (e.g. air separation, boiler house, steam generation system);</span></p> <p class="ListContinue1" style="tab-stops: 19.85pt 39.7pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">—<span style="mso-tab-count: 1;">    </span>material handling systems.</span></p> <p class="Note" style="tab-stops: 19.85pt 39.7pt 48.25pt 59.55pt 79.4pt 99.25pt 119.05pt 138.9pt 158.75pt 178.6pt 198.45pt; mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">NOTE 2<span style="mso-tab-count: 1;">   </span>Significant hazards and hazardous situations due to transporting/positioning of heavy components, e.g. by cranes (e.g. ladles, vessels, covers) are considered in this document (see </span><span class="citesec"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; color: black; mso-color-alt: windowtext; border: none;"><span style="border: none;">5.2.3</span></span></span><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">).</span></p> <p class="MsoBodyText" style="mso-layout-grid-align: none; text-autospace: none;"><span lang="EN-GB" style="mso-bidi-font-size: 12.0pt; mso-fareast-font-family: 'MS Mincho'; mso-fareast-theme-font: minor-fareast;">This document is not applicable to SSMEs and associated equipment manufactured before the date of its publication.</span></p>
StatusStandarts spēkā
ICS group77.180
25.180.01