GB - Chinese national standards

Fans—Efficiency classification for fans—Part 4: Driven fans at maximum operating speed

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Fans—Efficiency classification for fans—Part 5: Jet fans

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Lamps and light sources for road vehicles—Dimensional, electrical and luminous requirements

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

General specification of lunar and planetary in-situ exploration camera

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Self-cleaning coated glass for solar photovoltaic and solar-thermal generation

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Fluoropolymer dispersions and moulding and extrusion materials—Part 1: Designation system and basis for specifications

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Fluoropolymer dispersions and moulding and extrusion materials—Part 2: Preparation of test specimens and determination of properties

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Polymer dispersions—Determination of the content of free formaldehyde

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Plastics—Polymer dispersions—Determination of sieve residue

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Microbeam analysis—Analytical electron microscopy—Method for the determination of interface position in the cross-sectional image of the layered materials

Available languages: English, Chinese

Available design: electronic design (pdf), Print design