CNIS GB/T 223.42-85 Methods for chemical analysis of iron,steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalum content. Формат поставки-PDF. Язык стандарта-Английский
Другие Стандарты CNIS
CNIS GB/T 8165-97 Stainless steel clab plates and strips
CNIS GB/T 9117.5-88 Hubbed socket welding steel pipe flanges with male and female for PN 5.0MPa (50...
CNIS GB/T 4354-94 Hot-rolled quality carbon steel wire rods
CNIS GB/T 16924-97 Quenching and tempering of steel parts
CNIS GB/T 3477-96 Marine weathertight single-leaf steel doors
CNIS GB/T 10749-89 Marine slip-on steel pipe flanges for expanded end copper pipes