GB - Chinese national standards

Water saving enterprises—Polysilicon industry

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test methods of chlorine resistance performance of household reverse osmosis and nanofiltration membrane elements

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Electromagnetic compatibility requirements and test methods for civil small and light unmanned aircraft system

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Sanitary wares—Test method of the marking

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

General requirements for flight control systems of civil small and light unmanned helicopter

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for closed-end burst of zirconium tubes at room temperature

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test methods for hydride orientation fraction of nuclear grade zirconium and zirconium alloy tubes

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Evaluation method for lifetime of proton exchange membrane fuel cell stack in vehicle application

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

High temperature titanium alloy forgings for aerospace

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

High temperature titanium alloy plate and sheet for aerospace

Available languages: English, Chinese

Available design: electronic design (pdf), Print design