GB/T 1591 High strength low alloy structural steels*, 2018-05-14 Update
GB/T 17493 Tubular cored electrodes for creep-resisting steels*, 2018-05-14 Update
GB/T 22395 Specification for design of boiler steel structures*, 2022-07-11 Update
GB/T 3632 Sets of torshear type high strengh bolt hexagon nut and plain washer for steel structures
GB/T 5117 Covered electrodes for manual metal arc welding of non-alloy and fine grain steels
GB/T 5118 Covered electrodes for manual metal arc welding of creep-resisting steels
GB/T 5293 Solid wire electrodes, tubular cored electrodes and electrode/flux combinations for submerged arc welding of non alloy and fine grain steels*, 2018-03-15 Update
GB/T 5313 Thickness direction performance steel plate*, 2023-09-07 Update
GB/T 8110 Wire electrodes and weld deposits for gas shielded metal arc welding of non alloy and fine grain steels*, 2020-11-19 Update
JB/T 1615 Technical specification for painting and packaging of boiler
JB/T 3223 Rules of quality management of welding materials*, 2017-11-07 Update
JB/T 3375 Rules for receiving acceptance of materials for boiler construction
JB/T 4730.3 Nondestructive testing of pressure equipments
JB/T 4730.4 Nondestructive testing of pressure equipments
JGJ 82 Technical specifications for high-strength bolted connections of steel structures
YB/T 4001.1 Steel bar grating and matching parts Part 1:Steel bar grating *, 2019-08-27 Update
NB/T 47043-2014 history
2014NB/T 47043-2014 Technical specification for manufacture of boiler steel structures
1993JB/T 1620-1993 Technical specification for boiler steel structure
NB/T 47043-2014 Technical specification for manufacture of boiler steel structures has been changed from JB/T 1620-1993 Technical specification for boiler steel structure.