At Rishabh Steel Industries is quality assurance is carried throughout the process of GOST 12821-80 Flanges from the raw material purchasing to processing, packing, storage and transportation. Every process strictly conforms to the ISO 9001:2008. Our GOST 12821-80 Flanges are 100% inspected before being packed and dispatched & all our materials are tested to International standards.
GOST Standard Flange (GOST 12820/GOST 12821/GOST DIN 2573 2543 GOST Stainless Steel pipe slip on flange pn16 :US $1.00-$10.00 / Piece. GOST 12821 weld neck flanges gost 12815-80 flange :US $5.00 / Piece. Plate GOST 12820-80 Flange :US $1.10-$10.00 / Piece. 20#Steel gost 12820-80 flat flanges :US $1.00-$50.00 / Piece.