FACTORY OF RINGS BLANKS
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Technical catalog

GOST 8479-70
Carbon and Alloy Steel Forgings
GOST 25054-81
Corrosion-resistant steels and alloys forgings
GOST 1050-88
High quality and high quality steel
GOST 4543-71
Alloyed, structural steel bars
GOST 5632-2014
Alloy stainless steels
GOST 20072-74
Heat resistant steel
GOST 19281-2014
Heavy Duty Rolled Steel
GOST 33259-2015
Flanges for fittings, fittings and pipes