15CrMo PN150 PN260 D15-DN80 (SW)Socket Weld Flange Pipe Fittings Flange

Quick detail:

Flange material: 15CrMo

 Standard:JB755 

PN Mpa(Bar): ≤20Moa 

Working temperature: 550℃

Chemical composition:

C 0.12-0.18 Si 0.17-0.37 Mn 0.40-0.70 P≤0.035 S ≤0.035 Cr ≤1.0 Ni≤0.3 Mo≤0.50 

Mechanical properties:

Tensile strength:440-640 Mpa  Yeild strength: 295Mpa E:≤21% Harness≤170HB

Standard: 

GB Flange

ANSI/ASME B16.5/B16.47 Flanges

DIN Flange

BS4504/BS flange

EN101092-1 Flange

GOST Flange

JIS B2220 Flange/KS Flange

Other material:

Stainless Steel: 304,316,316Ti,321 347

Alloy Steel: F11,F22,F91,F5,F9,F51

Duplex Stainless Steel :F51,F53,F55,F60

Type:

(1)PL: PL Flange；

(2)WN: Weld Neck Flange

(3)SO: Slip On Flange

(4)BL: Blind Flange

(5)TH: Threaded Flange

(6)IF: Integral Pipe Flange

(7)SW: Socket Weld Flange

Application:

It is widely used in petroleum, chemical, nuclear power plant, food manufacturing, construction, shipbuilding, paper making, pharmaceutical and other industries. In pipeline engineering, flange is mainly used for pipeline connection.

1. Stainless steel flange is used to connect pipes.

2. Stainless steel flange is used to connect valve and pipe.