GB - Chinese national standards

Metallographic examination of carbon steel and low alloy steel castings for general engineering and sturctural purposes

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Metallic materials—Shore hardness test—Part 1: Test method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Metallic materials—Shore hardness test—Part 2: Verification of hardness testers

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Metallic materials—Shore hardness test—Part 3: Calibration of reference blocks

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Non-destructive testing—Automated ultrasonic testing—Selection and application of systems

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Electron beam selective melting additive manufacturing machines—General technical requirements

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Recommended process for resistance spot welding on sheet metal

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Non-destructive testing—Infrared thermographic testing—General principles for thermoelastic stress measuring method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Non-destructive testing—NDT training syllabuses

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Heavy mechanical—Design requirement for casting

Available languages: English, Chinese

Available design: electronic design (pdf), Print design