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Welded Steel Pipe&Tube




Why Choose Us

China's largest welded pipe manufacturer and include 5 factories.

We specialize in steel pipes/tubes such as ERW, LSAW, SSAW pipe

More than 20 years experience in this field, since 1996.

Production capacity over 2 million tons per year.

The export market covers more than 100 major countries and regions around the globe.

Stock more than 5000 tons per month in different materials and sizes.

Involved in more than 100 projects each year, covering the oil and gas pipeline, drilling, offshore, energy, construction industries.

Quality assurance: SGS, DNV, BV, TUV, API, ISO 9001:2000.

  • ERW Welded Pipe

    ERW Welded Pipe

    Standards:ASTM 5L, ASTM A53, ASTM A178, ASTM A500/501, ASTM A252, EN 10219,JIS G3466

    API 5L: PSL1/PSL2  Gr.A, Gr.B, X42, X46, X52, X56, X60, X65, X70
    ASTM A53: GR.A, GR.B,

    EN: S275, S275JR, S355JRH, S355J2H

    GB: Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360-L555

    Note: Other grades of steel pipe can be made available through consultations.

    Application:Used for Oil/Gas/Water transmission,Machinery Manufacturing etc

  • EFW Welded Pipe

    EFW Welded Pipe

    Grades:Q215-345, Grade A-E, Grade 1-3, STK290-540, S235, S355, S460, S275JRH, S275JOH, S275J2H,  S355JRH, S355JOH, S355J2H, P275, 9355,P355NH,P460NH

    Outside Diameter:Φ350mm- Φ2400mm

    Wall thickness: 6mm-80mm

    Length: 2.0m-12m

    Standard:ASTM A139, ASTM A53, ASTM ASOO, ASTM A672, ASTM A252, EN10219, JIS G3444 etc.

    Uses:Used as low pressure liquid delivery pipes,variety of structural parts by the force and pressure as well as other purposes.

  • LSAW Welded Pipe

    LSAW Welded Pipe

    Grades: A/ B, X42-X80, L210-L255, PSL1&PSL2

    Outside Diameter: Φ356mm-Φ1626mm (14"-64")

    Wall thickness: 6.4mm-32mm

    Length: 3.0m-12.5m

    Standard: API 5L, GB/T9711, EN10208, IS03183 etc.

    Uses:Line pipe can meet all requirements of high-pressure transmission pipeline for natural gas and petroleum and can be used in on-shore and off-shore oil and gas transmission 

  • SSAW Welded Pipe

    SSAW Welded Pipe

    Uses:SAWH pipe are mainly used in water supply engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation and urban construction,and is one of 20 developing key products of our country.

    Size:OD: 219mm-4064mm, WT: 3.2-40mm, LENGTH: 3-70m

    Grades:Q235A、 Q235B、 Q345、L245(B)、 1290 (X42) 、 1320 (X46) 、 1360 (X52) 、 L390(X56)、 L415(X60)、 L450(X65)、 L485(X70)、 L555(X80)、 1290M (X42M) 、 1360M (X52M) 、 1390M(X56M)、 IA15M(X60M)、 IA50M(X65M)、 IA85M(X70M)、L555M(X80M).


    API5L PSL1/PSL2 Gr.A,Gr.B,X42,X46,X52,X56,X60,X65,X70;

    ASTM A53/A252/A500/ EN10219/EN10208/EN10297/JIS G3457

    Coating Standard:

    ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for ductile-iron Pipe and Fittings for water

    DIN 30670 Polyethylene coatings of steel and fittings

  • Steel Pile Pipe

    Steel Pile Pipe

    Outside Diameter:219-3048mm(round);Wall Thickness 5mm-25.4mm

    Process:SSAW(Spiral Submerged Arc Welded);DSAW(Double Submerged Arc Welding);Bending Roll Steel Pipe

    Standard:ASTM/ASME A252/SA252 Piling Pipe

  • T Welding Pipe

    T Welding Pipe

    Standard:API 5L PSL1/PSL2,ASTM A53,ASTM A500,JIS G3466,ASTM A252,EN10219-1


    Outside diameter: 406.4- 5000 mm

    Thickness :7mm-200 mm


    Uses:Used in petroleum, chemical, natural gas transmission, piling and urban water supply, heating, gas supply and other projects

  • Square Tube(SHS)

    Square Tube(SHS)

    Size:RHS OD: 20mm*10mm ~ 400mm*300mm


    EN 10210:S235JRH,S355J2H,S355NH,S355J0H

    EN 10219:S235JRH,S355J2H,S355NH,S355J0H

    ASTM A500:Gr.A,Gr.B,Gr.C

  • Rectangular Tube(RHS)

    Rectangular Tube(RHS)

    Size:RHS OD: 20mm*10mm ~ 400mm*300mm


    EN 10210:S235JRH,S355J2H,S355NH,S355J0H

    EN 10219:S235JRH,S355J2H,S355NH,S355J0H

    ASTM A500:Gr.A,Gr.B,Gr.C

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