PSR 37.5V

Classification

Country	Section	Category
Country	Section	Category
CIS, Russia, Ukraine	Corrosion-resistant alloys and steels	Corrosion-resistant heat-resistant steel

Chemical composition

Standard	Mn, %	Cu, %	Zn, %	Ag, %
Standard	Mn, %	Cu, %	Zn, %	Ag, %
TU 117-1-303-91	7.7–8.7	47.3–50.3	5–6	37–38

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Standards

Standard	Description
Standard	Description
TU 117-1-303-91
TU 117-1-802-93
TU 117-1-803-94

Description of chemical elements

Element	Units of measurement	Description
Element	Units of measurement	Description
Mn	%	Manganese
Cu	%	Copper
Zn	%	Zinc
Ag	%	Silver