This standard specifies the general technical requirements for anti-seepage coatings. This standard is applicable to various anti-seepage coatings that have a local anti-seepage effect on workpieces during gas and solid chemical heat treatment. This standard does not include anti-seepage coatings that play a long-term anti-seepage role and anti-seepage coatings that play a role in molten salt.
JB/T 9199-2008 Referenced Document
GB 3095 Amendment No. 1 to Ambient Air Quality Standards*, 2018-08-13 Update
GB/T 11354 Determination of nitrided case depth and metallographic microstructure examination for steel & iron parts
GB/T 8121 The terminology of technological materials for heat treatment*, 2012-09-03 Update
GB/T 9450 Steels-Determination and verification of the depth of carburized and hardened cases
JB/T 5069 Metallographic examination method of diffusion metallized layer of steel parts
JB/T 7709 Inspection method of microstructure, hardeness and depth of boronized layer