GB - Chinese national standards

Refrigerant blends R407 series

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Treatment and disposal method for copper-containing sludge

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Treatment and disposal method for fluorine acid waste liquid in the production of wet process phosphoric acid and phosphate fertilizer

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Treatment and disposal method for lithium-containing waste materials

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Technical specification for phosphate tailings treatment and disposal

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Urban heating—Steel jacket prefabricated directly buried pipes and fittings with vacuum insulating layers

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Aluminum and aluminum alloy plates and sheets for pressure vessel

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Paving units for tactile sense approach

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for derterming chlorine capacity of alkaline earth metal-based sorbents at high temperature

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Application guidance for safety accessories and instruments on pressure equipment

Available languages: English, Chinese

Available design: electronic design (pdf), Print design