CNIS GB/T 221-79 Notations for markings of iron and steel products. Формат поставки-PDF. Язык стандарта-Английский
Другие Стандарты CNIS
CNIS GB/T 551-80 Anchor chain mooring swivel,cast steel
CNIS GB/T 9123.26-88 Steel pipe blank flanges with tongue and groove face for PN 4.0MPa (40 bar)
CNIS GB/T 5827.2-86 Inspecting regulation for hollow shaped steel window
CNIS GB/T 15030-94 Steel wire ropes-sisal main cores
CNIS GB/T 9113.14-88 Integral steel pipe flanges with male and female face for PN 15.0 MPa (150 bar)
CNIS GB/T 2597-94 Heat-rolled window sash steel