China 'NB/T 47019.4-2021 ' 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 47019.4-2021

Issued Date:2021/1/7

Implemented Date:2021/7/1

Issued by:

The Standardization Administration of the People's Republic of China

GB Standard Code	NB/T 47019.4-2021
Standard Category	China Energy Industry Standards
GB Standard English Title	Specifications for ordering tubes for boilers and heat exchangers - Part 4: Low-alloy steels for low-temperature applications
GB Standard Chinese Title	锅炉、热交换器用管订货技术条件第4部分：低温用低合金钢
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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