China 'NB/T 20450.4-2017 ' Industry standard english version:

中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

NB/T 20450.4-2017

Issued Date:2017-04-01

Implemented Date:2017-10-01

Issued by:

The Standardization Administration of the People's Republic of China

GB Standard Code	NB/T 20450.4-2017
Standard Category	China Energy industry Standards
GB Standard English Title	(Pressurized water reactor nuclear power plant nuclear island machinery and equipment welding another specification Part 4: product welding and heat treatment)
GB Standard Chinese Title	压水堆核电厂核岛机械设备焊接另一规范第4部分：产品焊接和热处理
Chinese Version Price	$5.00 per 1 page
English Translation Fee	$15.00~$30.00 per 1 page
Member Price	10%~50% off


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