BS ISO 21250-1:2020-滚动轴承滚动轴承润滑脂的噪声测试-国家数字标准馆

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Rolling bearings. Noise testing of rolling bearing greases-Basic principles, testing assembly and test machine 滚动轴承滚动轴承润滑脂的噪声测试

发布日期： 2020-07-16

本文件规定:
-滚动轴承润滑脂噪声试验的基本原理、试验装置和试验机试验方法BQ+、MQ和NQ中使用的符号。
本文件适用于测试滚动轴承润滑脂，尤其是未使用的润滑脂。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies:
— basic principles, testing assembly and the test machine for noise testing of rolling bearing greases;— symbols used in the test methods BQ+, MQ and NQ.
This document is applicable for testing rolling bearing greases, especially of unused grease.All current amendments available at time of purchase are included with the purchase of this document.

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发布单位或类别：英国-英国标准学会

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