Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 19866-2005 Specification and qualification of welding procedures for metallic materials - General rules 110.0 via email in 1~3 business day valid
GB/T 5185-2005 Welding and allied processes—Nomenclature of processes and reference numbers 20.0 via email in 1 business day valid
GB/T 19868.2-2005 Weldiing procedure qualification based on previous welding experience 40.0 via email in 1~3 business day valid
GB/T 5185-1985 Welding,brazing,braze welding and soldering of metals; List of processes for symbolic representation on drawings 220.0 via email in business day abolished
GB/T 36234-2018 Qualification testing of welders for fusion welding ontitanium and titanium alloys,zirocnium and zirconium alloys 375.0 via email in 1~5 business day to be valid
QJ 2696-1995 Resistance Spot and Seam Welding Process of Titanium and Titanium Alloy 270.0 via email in 1~3 business day valid
JB/T 10375-2002 Recommended practice for vibration stress relief on welding structure 60.0 via email in 1 business day valid
SH/T 3527-2009 Specificaton for welding of stainless clad steel in petrochemical industry 390.0 via email in 1~3 business day valid
HGJ 223-1992 Technical specification for welding copper and copper alloys 525.0 via email in 1~3 business day superseded
DL/T 752-2010 The code of the welding on dissimilar steel for power plant 100.0 via email in 1 business day valid
GB/T 15169-2003 Qualification test of welders - Fusion welding for steels 180.0 via email in 1 business day valid
GB/T 19867.4-2008 Welding procedure specification for laser beam welding 140.0 via email in 1~3 business day valid
Q/CNPC 39-2002 165.0 via email in 1~3 business day valid
SL 36-2006 Welding Technology Condition Currency for Hydraulic Steel Structure 200.0 via email in 1 business day valid
47018.1~47018.5-2017 Technical permission of welding materials for pressure equipment 1230.0 via email in 1~10 business day valid
JB/T 9187-1999 Welding turning rolls 180.0 via email in 1~3 business day valid
GB/T 22086-2008 Recommendations for welding of aluminium and aluminium alloys 100.0 via email in 1 business day valid
QJ 3196-2004 Requirements for preparation before welding and treatment after welding 210.0 via email in 1~3 business day valid
GB/T 29710-2013 Electron and laser beam welding procedure test method 310.0 via email in 1~3 business day valid
JB/T 9185-1999 Welding procedure specification for gas tungsten arc welding 150.0 via email in 1~3 business day valid
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