Process：

SMLS for 1/2” to 24”

ERW for 1/2” to 40”

EFW for 18” to 80”

Specifications:

ASME B36.10,ASME B36.19

Materials:

Carbon Steel

ASTM A53 Gr.B, A106, A333 Gr.1, Gr.3, Gr.6

API 5L A,B,X42,X46,X52,X56,X60,X65,X70

Alloy steel

ASTM A335 P1,P5,P9,P11,P12,P22,P91

Stainless steel

ASTM A312 TP304,304L,316,316L,310(S),

321,321H,347,347H, UNS S31254, R50400

Duplex & Super Duplex Steel

ASTM A358 UNS S31803,S32550,S32750

Special Alloy Steel

Inconel 600,625,Incoloy 800,825,

Monel 400, UNS N04400

Hastelloy C276

NACE MR0175/ISO15156  requirements can be met upon request