CNIS GB/T 1979-80 Diagram of a low magnification texture blemish grading of structural steel. Формат поставки-PDF. Язык стандарта-Английский
Другие Стандарты CNIS
CNIS GB/T 3080-82 High speed tool steel wire
CNIS GB/T 9115.3-88 Steel pipe welding neck flanges with flat face for PN1.0MPa (10 bar)
CNIS GB/T 9116.1-88 Hubbed slip-on-welding steel pipe flanges with flat face for PN 1.0MPa (10 bar)
CNIS GB/T 223.74-91 Methods for chemical analysis of iron,steel and alloy--The combustion gravimetr...
CNIS GB/T 223.54-87 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorpt...
CNIS GB/T 3639-83 Cold-drawn or cold-rolled precision seamless steel tubes