GOST Standard Flanges are a set of flanges that are governed by the GOST standard, which is a standard system from Russia. The flanges can be of different shapes, sizes, pressure classes and grades. There are welding neck flanges, blind flanges, plate flanges, butt weld flanges and so on.
SIZE:
DN10-DN1600
CLASS:
PN0.6Mpa,PN1.0Mpa,PN1.6Mpa,PN2.5Mpa.
FLANGE TYPE:
Welding neck Flange,Plate Flange.
MATERIAL:
ASTM A105，ASTM A350 Gr. LF2，ASTM A350 Gr. LF6 Cl.1，ASTM A350 Gr. LF3，ASTM A350 Gr. LF6 Cl.2，ASTM A350 Gr. LF1 Cl.1，ASTM A182 Gr. F1，ASTM A182 Gr. F2，ASTM A182 Gr. F11 Cl.2，ASTM A182 Gr. F22 Cl.3，ASTM A182 Gr. F5a，ASTM A182 Gr. F9，ASTM A182 Gr. F91，ASTM A182 Gr. F12 Cl.2，ASTM A182 Gr. F5，ASTM A182 Gr. F92，ASTM A182 Gr. F304，ASTM A182 Gr. F304H，ASTM A182 Gr. F316，ASTM A182 Gr. F316H，ASTM A182 Gr. F317，ASTM A182 Gr. F304L，ASTM A182 Gr. F316L，ASTM A182 Gr. F317L，ASTM A182 Gr. F321，ASTM A182 Gr. F321H，ASTM A182 Gr. F347，ASTM A182 Gr. F347H，ASTM A182 Gr. F348，ASTM A182 Gr. F348H，ASTM A182 Gr. F310，ASTM A182 Gr. F44，ASTM A182 Gr. F51，ASTM A182 Gr. F53，ASTM A182 Gr. F55，ASTM B462 Gr. N08020，ASTM B564 Gr. N02200，ASTM B564 Gr. N04400，ASTM B564 Gr. N06600，ASTM B564 Gr. N08800，ASTM B462 Gr. N10665，ASTM B462 Gr. N10675，ASTM B462 Gr. N10276，ASTM B564 Gr. N06625，ASTM B564 Gr. N08825，ASTM B462 Gr. N06022，ASTM B462 Gr. N06200，ASTM B572 Gr. R30556，ASTM A479 Gr. N08904，ASTM B462 Gr. N08367，ASTM B564 Gr. N08031，ASTM B462 Gr. N06030，ASTM B462 Gr. N06035，ASTM B564 Gr. N08810，ASTM B511 Gr. N08330，ASTM B564 Gr. N06230.
SURFACE TREATMENT:
Epoxy Coated,Coated With Anti-Rust Oil Coating,Transparent paint,Blue Paint,Black Paint,Yellow Paint,Electrogalvanizing,Hot dip galvanizing,Powder coating,Electropolishing,Dacromet.
CONNECTION TYPE:
Welding
FLANGE TECHNICAL:
Free forging flange,Die forging flange,Plate cutting flange,Ring rolling forging flange,Casting flange.