Oil Pipe

J55, N80-1

Φ33.4-114.3 x 3.18-7.82

API SPEC 5CT  GB/T   19830

Oil Pipe Used in the Oil and   Gas Industry

Casing Pipe

H40,J55,K55,N80-1

Φ114.3-339.7x 5.21-11.43

API SPEC 5CT  GB/T   19830

Gasing Pipe Used in the Well   of Oil and Gas Industry

Line Pipe

A,B,X42,X46,X52,X56,X60,X65,X70,L245,L290,L320,L360,L390,L415, L450, L485, L245MB,L290MB,L360MB,L415MB,L450MB,L485MB

Φ33.4-406.4x 2.1-12.7

API SPEC 5L  GB/T9711.1

GB/T9711.2

Pipeline Transmission of Oil   and Gas industry

Fluid Transmission Pipe

Q195, Q215A,Q215B, Q235A,Q235B,Q295A, Q295B,Q345A,Q345B

Φ33.7-406.4x 2.0-12.7

GB/T 3091

Low pressure Fluid(Water, Gas)   Transmission

Welded Steel Pipe

08,10,15,20, Q195,Q215A,Q215B, Q235A,Q235B,Q235C

Q295A,Q295B, Q345A,Q345B,Q345C

Φ33.4-406.4x 2.0-12.7

GB/T13793

HFW pipes for common   application

Uncoated and Galvanized welded   steel pipe

Grade A, Grade B

Φ33.4-406.4x 3.38-12.7

ASTM A53/A53M

Uncoated and Hot-dipped   Galvanized Welded Steel Pipe

Welded Steel Pipes for   Pressure

P195TR1,P195TR2, P235TR1,P235TR2, P265TR1,P265TR2

Φ33.7-406.4X2.0-12.5

EN10217-1

Welded Steel Pipes for   Pressure Application

Piling Pipe

Grade1, Grade2,Grade3

Φ152.4-406.4x 3.4-12.7

ASTM A252

Pilling Pipes for Permanent   load supporting function

Cold-Formed welded Unalloyed   structure steel

S235JRH, S275J0H,S355J0H, C250,C350,C450, Grade1, Grade2

Φ33.4-406.4x 2.0-12.5

EN10219-1  EN10219-2

AS/NZS1163  AS/NZS1074

Welded Steel Pipes for   Structural Application

High Strength Atmospheric   Corrosion Resisting Welded Steel Tubes For Structural Purpose

Q300GNH, Q325GNH, Q355GNH

Φ33.7-355.6x 2.0-12.7

YB/T 4112

High Strength Atmospheric   Corrosion Resisting Welded Steel Tubes For Structural Purpose

Stainless Steel Pipe

201 ( Ni 1.2%), 202 (Ni 3.5%~4.5%),

301(Ni 5%), 304 (Ni 8%, Cr 18%),

316 (Ni 10%, Cr 18%), 316L (Ni10%~14%), 430

Φ6.0--159   x 0.25 - 3.5

ASTM A554, A249,   A269,A270, A312

Used for Low and Middle Pressure fluid transportation pipeline, casing tube, boiler pipe, petroleum and natural gas industry, chemistry   industry, electric industry, etc.

Seamless Steel Pipe

PSL1：L175，A25-L690，X100

PSL2:L1245R/N/Q,X100Q

L245(N/Q)S,B(N/Q)S-L550QS,X8OQS

L245(N/Q)O,B(N/Q)O-L690QO,X100QO

20G,15MnG,20MnG,15CrMoG,12Cr1MoVG

ST35.8,SA106B,SA201A,T2,P2,T11,T22,

T23,T91,T/P9,TP92

Φ48-711x 4.0-65

Φ48-711x 5.0-30

Φ48-720x 4.0-58

Φ48-711x 4.0-65

API SPEC 5CT/5L          

ASTM A53/A106/A333       

JIS   G3454/G3455/G3458/G3460

BS3601/3602/3603/3604

IOS3183-2012   

GS EP PLR 201/GS   EP PLR 211, DNV-OD-F101,   

ASME   SA-210/213/106

A   large number of used for conveying fluid pipe, such as oil, natural gas, coal   gas, water and some solid materials, such as pipelines.