China 'NB/T 47019.2-2011
' Industry standard english version:
NB
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
NB/T 47019.2-2011
Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 2: Non-alloy and alloy steel with room temperature properties 锅炉、热交换器用管订货技术条件 第2部分:规定室温性能的非合金钢和合金钢
Issued Date:2011-07-01
Implemented Date:2011-10-01
Issued by:
The Standardization Administration of the People's Republic of China
GB Standard Code
NB/T 47019.2-2011
Standard Category
China Energy industry
Standards
GB Standard English Title
Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 2: Non-alloy and alloy steel with room temperature properties