ISO/TC 17/SC 3

Projekta Nr.ISO 630-6:2023
Nosaukums<p class="MsoBodyText"><span lang="EN-GB">This document specifies qualities for steels for seismic-proof improved structural use. It is applicable to steel plates rolled on a reversing mill, wide flats, hot-rolled sections, which are used in the as-rolled condition, with the exception of grade SA440, which is normally produced using quenched and tempered or thermomechanical controlled process and normally intended for welded or bolted structures.</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document covers 5 steel grades and 7 qualities. </span><span lang="FR-CH" style="mso-ansi-language: FR-CH;">Grades SA235, SA325, SA345, SA390 and SA440 are covered. </span><span lang="EN-GB">Not all grades are available in all qualities, and some qualities have Charpy V‑notch requirements.</span></p> <p class="MsoBodyText"><span lang="EN-GB">The steels specified in this document are applicable to hot-rolled plates, wide flats, and sections with a minimum nominal thickness of 6 mm and a maximum nominal thickness of 150 mm for steel plates, and a maximum nominal thickness of 140 mm for wide flats and hot-rolled sections.</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document does not include the following structural steels, some of which are covered by other International Standards:</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">sheet and strip, e.g. ISO 4995 or ISO 4996;</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">tubular products. e.g. ISO 12633-1, ISO 12633-2.</span></p> <p class="Note"><span lang="EN-GB">NOTE<span style="mso-tab-count: 1;">            </span>The term "thickness" is considered as "nominal thickness", unless otherwise stated.</span></p>
Reģistrācijas numurs (WIID)81827
Darbības sfēra<p class="MsoBodyText"><span lang="EN-GB">This document specifies qualities for steels for seismic-proof improved structural use. It is applicable to steel plates rolled on a reversing mill, wide flats, hot-rolled sections, which are used in the as-rolled condition, with the exception of grade SA440, which is normally produced using quenched and tempered or thermomechanical controlled process and normally intended for welded or bolted structures.</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document covers 5 steel grades and 7 qualities. </span><span lang="FR-CH" style="mso-ansi-language: FR-CH;">Grades SA235, SA325, SA345, SA390 and SA440 are covered. </span><span lang="EN-GB">Not all grades are available in all qualities, and some qualities have Charpy V‑notch requirements.</span></p> <p class="MsoBodyText"><span lang="EN-GB">The steels specified in this document are applicable to hot-rolled plates, wide flats, and sections with a minimum nominal thickness of 6 mm and a maximum nominal thickness of 150 mm for steel plates, and a maximum nominal thickness of 140 mm for wide flats and hot-rolled sections.</span></p> <p class="MsoBodyText"><span lang="EN-GB">This document does not include the following structural steels, some of which are covered by other International Standards:</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">sheet and strip, e.g. ISO 4995 or ISO 4996;</span></p> <p class="ListContinue1" style="mso-list: l0 level1 lfo1;"><!-- [if !supportLists]--><span lang="EN-GB" style="mso-fareast-font-family: Cambria; mso-bidi-font-family: Cambria;"><span style="mso-list: Ignore;">—<span style="font: 7.0pt 'Times New Roman';">     </span></span></span><!--[endif]--><span lang="EN-GB">tubular products. e.g. ISO 12633-1, ISO 12633-2.</span></p> <p class="Note"><span lang="EN-GB">NOTE<span style="mso-tab-count: 1;">            </span>The term "thickness" is considered as "nominal thickness", unless otherwise stated.</span></p>
StatussStandarts spēkā
ICS grupa77.140.70
91.120.25