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GB/T 19868.1-2005 Welding procedure qualification based on tested welding consumables via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 25774.2-2016 Test methods for welding consumables—Part 2:Preparation of single-run and two-run technique test specimens in steel 180 (USD) via email in 1-3 business day VALID
SY 4056-1993 Methods for Radiographic Inspection and Quality Classification of Welded Girth Butt Joints in Oil and Gas Steel Pipelines 360 (USD) via email in 1-3 business day ABOLISHED
JB/T 7948.8-1999 Methods for chemical analysis of melted welding fluxes - The molybdenumblue photometric method for determlnation of phosphorus content 90 (USD) via email in 1-3 business day ABOLISHED
GB 5292.2-1985 60 (USD) via email in 1-3 business day ABOLISHED
JB/T 7947-1999 Equal pressure welding torch and cutting torch via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 19866-2005 Specification and qualification of welding procedures for metallic materials—General rules via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
ZB J 33002-1990 via email in ABOLISHED please email coc@codeofchina.com for quotation
GB/T 19868.3-2005 Welding procedure qualification by adoption of a standard welding procedure via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
JB/T 4251-1999 Friction welding - General requirements 105 (USD) via email in 1-3 business day VALID
QB/T 1588.2-1992 75 (USD) via email in 1-3 business day ABOLISHED
DL/T 752-2001 The code of the welding on dissimilar steel for power plant 210 (USD) via email in 1-3 business day ABOLISHED
JB/T 6045-1992 via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
T/CWAN 0002-2018 Health standard for weld fume in the air of welding shop 240 (USD) via email in 1-3 business day VALID
JB/T 8423-1996 105 (USD) via email in 1-3 business day
GB/T 12470-1990 Fluxes for the submerged arc welding of low alloy steel 240 (USD) via email in 1-3 business day ABOLISHED
GB/T 19869.2-2012 Welding procedure qualification test for aluminum and its alloys 360 (USD) via email in 1-3 business day VALID
GB/T 4675.4-1984 Weldability testing;Method of FISCO cracking test 75 (USD) via email in 1-3 business day ABOLISHED
JB/T 7948.4-1999 Methods for chemical analysis of melted welding fluxes - The EDTA volumetric method for determination of aluminium oxide content via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
DL/T 819-2010 The code for the welding heat treatment for power plant 225 (USD) via email in 1-3 business day ABOLISHED
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