GB - Chinese national standards

Ductile iron pipes, fittings and accessories—Epoxy coating (heavy-duty)

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Ductile iron pipes,fittings and accessories—Epoxy coating(heavy-duty)

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Corrosion of metals and alloys—Air pollutant monitoring and analysis methods

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Coiled tubing

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Metallic materials—Hardness testing—Ultrasonic contact impedance method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Wide and heavy plates for offshore line pipe

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Iron and steel—Determination of antimony and tin content—Inductively coupled plasma atomic emission spectrometric method

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Stainless steel—Determination of multi-element contents—Glow discharge optical emission spectrometry

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Test method for determining the orientation of sapphire single crystal

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Iron ores—Method for determination of iron reduction softening drippinger performance under load

Available languages: English, Chinese

Available design: electronic design (pdf), Print design