GOST 12820-80 Flange Plate Stainless Steel ,carbon steel C22.8

KEY ATTRIBUTES
Item	Details
Model Number	DN100-DN1200
Flange Facing	RF, FF
Material	Carbon Steel, Alloy Steel, Duplex Steel, Stainless Steel
Standard	GOST 12820, GOST 12821
Application	Food And Beverage Industry
Type	Round Flange
Certificate	ISO9001:2015
Surface Treatment	Black paint, varnish, oil, galvanized, anti-corrosion coatings
Test Items	Chemical Component Analysis, Mechanical Properties Test, Technical Properties Test, Exterior Size Inspection, Hydraulic Testing, X-ray Test