Weld Neck Flange 

Slip-on Flange

Long Weld Neck Flange

Plate Flange

Socket Weld Flange

Lap Joint Flange

Spectacles Flange

Ring Joint Flange

Orifice Flange

Standard

Steel Grage

Size Range

Pressure

EN1092, EN1759

Carbon Steel---

P235GH, P245GH, P250GH, P265GH, P280N

Alloy Steel---

16Mo3, 13CrMo4-5, 15MnMoV4-5, 18MnMoNi5-5, 14MoV6-3, 15MnCrMoNiV5-3, 11CrMo9-10, X16CrMo5-1, X10CrMoVNb9-1, X20CrMoV11-1

Stainless Steel---

X3CrNiMo13-4, X2CrNi18-9, X2CrNiN18-10, X5CrNi18-10, X6CrNiTi18-10, X6CrNiNb18-10, etc

Low-Temperature Steel---

13MnNi6-3, 15NiMn6, 12Ni14, X12Ni5, X8Ni9

NPS: 1/2"-

DN:15-4000

PN2.5, PN6, PN10, PN16,

PN25, PN40, PN63, PN100

ASME B16.5

Carbon Steel---

ASTM A105/ A105N/ A694 F42/46/52/56/60/65/70 / A350 LF3/ A350 LF2, etc.

Stainless Steel---

ASTM A182 F304/ 304L/ 304H/ 316/ 316L/ 317/ 317L/ 321/ 310/ 347/904L/ etc.

Alloy Steel---

ASTM A182 F1/ F5/ F9/ F11/ F22/ F91/ etc.

Low-Temperature Steel---

 A350 LF2, A522 A707 L 1-2-3-4-5-6-7-8

NPS:1/2"-60"

DN:15-1500

Class150, Class300, Class400, Class600

Class900, Class1500, Class2500