GB - Chinese national standards

Method for ultrasonic testing of clad steel tubes

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Chemical analysis methods for rare earth zirconium based compounds—Part 1: Determination of total rare earth content

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Chemical analysis methods for rare earth zirconium based compounds—Part 2: Determination of zirconium oxide and hafnium oxide total content—Mandelic acid gravimetric method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Green product assessment—Steel platesheet and strip

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

300 mm silicon epitaxial wafers

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Green product assessment—Steel bars

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Spiral wound oxygen-enriched membrane element

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Testing and characterization of mechanically recycled polypropylene (PP) and polyethylene (PE) for intended use in different plastics processing techniques

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Hydrogen embrittlement susceptibility test and evaluation methods for steel hydrogen pipeline and piping

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Methods for marine exposure

Available languages: English, Chinese

Available design: electronic design (pdf), Print design