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 4160-84 Steel--Strain ageing sensibility test(Charpy impact method)
CNIS GB/T 11696-96 Marine cast steel erect check valves
CNIS GB/T 9113.19-88 Integral steel pipe flanges with tongue and groove face for PN 5.0 MPa (50 bar)
CNIS GB/T 5973-86 Cunneiform connector for use with steel with ropes
CNIS GB/T 9123.29-88 Steel pipe blank flanges with tongue and groove face for PN 15.0MPa (150 bar)
CNIS GB/T 9115.14-88 Steel pipe welding neck flanges with raised face for PN 10.0MPa (100 bar)