GB - Chinese national standards

Corrosion resistant bulb flats for cargo oil tanks

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Rotating tools with parallel shanks--Diameters of shanks and sizes of driving squares

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for Rockwell hardness of carbon materials

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for surface roughness of carbon materials

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Corrosion of metals and alloys—Monitoring methods of environment factors for exposure corrosion tests in surface seawater

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Non-destructive testing of steel tubes—Magnetic particle inspection of seamless and welded ferromagnetic steel tubes for the detection of surface imperfections

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Optical functional films—Measurement method for microstructure thickness

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Welded antibacterial stainless steel pipes and fittings

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for crystalline quality of semiconductive single crystal—X-ray diffraction method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Non-destructive testing (NDT) methods of steel tubes—Liquid penetrant inspection of seamless and welded steel tubes for the detection of surface imperfections

Available languages: English, Chinese

Available design: electronic design (pdf), Print design