Standard No.:	TB/T 2987.1-2000
English Name:	Chemical Analysis Methods for Bearing Alloy of Axle Suspension Bush Copper Alloy of Traction Motor for Diesel and Electric Locomotive
Chinese Name:	内燃、电力机车牵引电动机抱轴瓦铜背合金化学分析方法
Chinese Classification:	S33    Moving parts
Professional Classification:	TB    Professional Standard - Railway Transport
Issued by:	Ministry of Railways
Issued on:	2000-03-29
Implemented on:	2000-11-1
Status:	abolished
Abolished on:	2019-09-16
Superseding:	公告：国家铁路局 国铁科法〔2019〕36号
Language:	English
File Format:	PDF
Word Count:	7000 words
Price(USD):	210.00
Delivery:	via email in 1~3 business day

本标准规定了铁路内燃、电力机车牵引电动机抱轴瓦铜背合金的测定方法。
本标准适用于铁路内燃、电力机车牵引电动机抱轴瓦铜背合金即5-5-5锡青铜，合金牌号为ZChSn5Pb5Zn5金属元素含量的测定。测定范围：Sn4.0%～6.0%,Zn4.0%～6.0%，Pb4.0%～6.0%。