CNIS GB/T 223.69-97 Methods for chemical analysis of iron, steel and alloy. The gas-volumetric method after combustion in the pipe furnace for the determination of carbon content. Формат поставки-PDF. Язык стандарта-Английский
Другие Стандарты CNIS
CNIS GB/T 4335-84 Cold rolled low-carbon steel sheet--Ferrite grain size--Test methods
CNIS GB/T 9115.19-88 Steel pipe welding neck flanges with male and female face for PN 4.0MPa (40 bar...
CNIS GB/T 223.13-89 Methods for chemical analysis of iron,steel and alloy--The ammonium ferrous sul...
CNIS GB/T 223.43-94 Methods for chemical analysis of iron, steel and alloy. Determination of tungst...
CNIS GB/T 9119.5-88 Slip-on welding plate steel pipe flanges with raised face for PN 0.25MPa (2.5 b...
CNIS GB/T 13402-92 Large-diameter carbon steel pipe flanges