2) EN1092-1 FLANGE
Size range: DN15 to DN2000
Design: type01 plate flange, type02 loose flange, type05 blind flange, type11 welding necking
type12 slip on flange, type 13 threaded flange
Pressure: PN6, PN10, PN16, PN25, PN40, PN64, PN100
Material: carbon steel C22.8, S235, S235JR, P235GH, stainless steel: 304/304L, 316/316L
Coating: black paint, yellow transparent paint, cold and hot dip galvanize
Package: sea worthy plywooden case, wooden pallet
3) DIN FLANGE
Size range: DN15 to DN2000
Design: slip on flange DIN2573,2576,2502,2503, 2543,2545
welding neck falnge DIN2631, 2632,2633,2634,2635
blind flange DIN 2527 PN6, PN10, PN16, PN25, PN40
threaded falnge DIN2565,2566,2567,2567
loose flange DIN 2641,2642,2656,2673
Material: carbon steel ST37.2, stainless steel 1.4301, 1.4404
4) GOST FLANGE
Size range: DN15 to DN 2000
Design : plate falnge 12820-80, welding neck flange 12821-80
Pressure: PN6, PN10, PN16, PN25, PN40
Material: carbon steel CT-20, stainless steel 304/304L, 316/316L
Coating: rust-proof oil, cold and hot galvanize
Package: sea worthy plywooden case, wooden pallet
what we can do of Steel Flange ?
Flange Material
Carbon steel
ASTM A105. ASTM A350 LF1. LF2, CL1/CL2, A234, S235JRG2, P245GH
P250GH, P280GHM 16MN, 20MN ,20#
Stainless steel
ASTM A182, F304/304L, F316/316L
Alloy steel
ASTM A182 A182 F12,F11,F22,F5,F9,F91etc.
Flange Standard
ANSI
Class 150 Flanges-Class 2500 Flanges
DIN
6Bar 10Bar 16Bar 25Bar 40Bar
JIS
5K Flanges-20K Flanges
UNI
6Bar 10Bar 16Bar 25Bar 40Bar
EN
6Bar 10Bar 16Bar 25Bar 40Bar
Flange TYPE
1.Welding neck Flange, 2.Slip on
3.Blind flange 4.Long welding neck flange
5.Lap joint flange 6.Socket welding
7.Threaded flange 8.Flat flange
Flange Surface
Anti-rust oil, clear lacquer, Black lacquer, Yellow lacquer, hot-dipped Galvanized, electrical galvanized
Connection
Welding, Threaded
Flange Size
DN10-DN3600
Flange Heat Treatment
Normalizing, Annealing, Quenching+Tempering
WHAT STEEL FLANGE WE CAN OFFER ?
TYPES OF FLANGES
The most used flange types in Petro and chemical industry are:
SPECIAL FLANGES
Except the most used standard flanges, there are still a number of special flanges such as:
