CNIS GB/T 223.11-91 Methods for chemical analysis of iron,steel and alloy--The ammonium persulfate oxidation volumetric method for the determination of chromium content. Формат поставки-PDF. Язык стандарта-Английский
Другие Стандарты CNIS
CNIS GB/T 12470-90 Fluxes for the submerged arc welding of low alloy steel
CNIS GB/T 5221-85 Chromium-silicon spring steel wire
CNIS GB/T 4622.2-93 Spiral wound gaskets for steel pipe flanges--Dimensions
CNIS GB/T 8378-87 Test methods for fittings of solid web steel frame
CNIS GB/T 9126.4-88 Asbestes rubber gaskets for steel pipe flanges with tongue and groove face
CNIS GB/T 13147-91 The specification for welding of copper and copper alloy clad steel plate