Projekta Nr.ISO 21250-1:2020
Nosaukums<p>This document specifies:</p> <p>— basic principles, testing assembly and the test machine for noise testing of rolling bearing greases;</p> <p>— symbols used in the test methods BQ+, MQ and NQ.</p> <p>This document is applicable for testing rolling bearing greases, especially of unused grease.</p> <p>NOTE Suitable greases are greases of NLGI classes 1 to 3 according to DIN 51818<sup>[6]</sup>. Suitable greases for lubrication of rolling bearings are especially greases according to ISO 12924. The test method according to this document delivers meaningful results for rolling bearings; however, it can also be applied for greases in similar applications<sup>[12][13]</sup>.</p>
Reģistrācijas numurs (WIID)70245
Darbības sfēra<p>This document specifies:</p> <p>— basic principles, testing assembly and the test machine for noise testing of rolling bearing greases;</p> <p>— symbols used in the test methods BQ+, MQ and NQ.</p> <p>This document is applicable for testing rolling bearing greases, especially of unused grease.</p> <p>NOTE Suitable greases are greases of NLGI classes 1 to 3 according to DIN 51818<sup>[6]</sup>. Suitable greases for lubrication of rolling bearings are especially greases according to ISO 12924. The test method according to this document delivers meaningful results for rolling bearings; however, it can also be applied for greases in similar applications<sup>[12][13]</sup>.</p>
StatussStandarts spēkā
ICS grupa21.100.20