CNIS GB/T 223.18-94 Methods for chemical analysis of iron steel and alloy.The sodium thiosulfate separation iodimetric method for the determination of cupper content. Формат поставки-PDF. Язык стандарта-Английский
Другие Стандарты CNIS
CNIS GB/T 9711.1-97 Petroleum and natural gas industries--Steel pipe for pipelines--Technical deliv...
CNIS GB/T 9116.8-88 Hubbed slip-on-welding steel pipe flanges with raised face for PN 2.0MPa (20 ba...
CNIS GB/T 9126.2-88 Asbestes rubber gaskets for steel pipe flanges with raised face
CNIS GB/T 5212-85 Hot rolled silicon steel sheets for electrical grade
CNIS GB/T 15530.6-95 Loose plate steel flanges with copper alloy welding neck collar
CNIS GB/T 5216-85 Technical requirements for structural steel with specified hardenability bands