CNIS GB/T 223.60-97 Methods for chemical analysis of iron, steel and alloy--The perchloric acid dehydration gravimetric method for the determination of silicon content. Формат поставки-PDF. Язык стандарта-Английский
Другие Стандарты CNIS
CNIS GB/T 9129-88 Specification for asbestes rubber gasket for steel pipe flanges
CNIS GB/T 9121.1-88 Loose plate steel pipe flanges with weld-on collar with raised face for PN 1.6M...
CNIS GB/T 9123.3-88 Steel pipe blank flanges with flat face for PN 1.0MPa (10 bar)
CNIS GB/T 13149-91 Specification for welding of titanium and titanium alloy clad steel plate
CNIS GB/T 9123.30-88 Steel pipe blank flanges with tongue and groove face for PN 25.0MPa (250 bar)
CNIS GB/T 223.74-97 Methods for chemical analysis of iron, steel and alloy. The combustion gravimet...