石油化工异种钢焊接规范(附条文说明)
Welding specification of dissimilar steels in petrochemical industry
2015-04-30
SH/T 3525-2015
石油化工低温钢焊接规范(附条文说明)
Welding specification of low temperature steel in petrochemical industry
2015-04-30
SH/T 3520-2015
石油化工铬钼钢焊接规范(附条文说明)
Welding specification of chrome molybdenum steel in petrochemical industry
2015-04-30
SH/T 3085-2016
石油化工管式炉碳钢和铬钼钢炉管焊接技术条件(附条文说明)
Technical specification for welding of carbon steel and chrome-molybdenum alloy steel tube of tubular heater in petrochemical industry
2016-01-15
BS 1868-1975+A1-1990
Specification for steel check valves (flanged and butt-welding ends) for the petroleum, petrochemical and allied industries
石油、石化和相关工业用钢制止回阀(法兰和对焊端)规范
2010-01-31
BS 1873-1975
Specification for steel globe and globe stop and check valves (flanged and butt-welding ends) for the petroleum, petrochemical and allied industries
石油、石化和相关工业用钢制截止阀、截止阀和止回阀(法兰和对焊端)规范