Welded Pipe,Welded Steel Pipe

3 125

 Carbon Welded steel pipe

1.thickness :4-20mm

2.OD:219-2820mm

3.length:as customers' requriement

Welded pipe

 

 Standard:

According to API 5L Gr.B standard.

GB/TB163, GB/T8162, GB/T3087, GB/T17396;

DIN28180, DIN2448, DIN17175, DIN2460;

JIS G3444, G3445, G3454, G3456, G3461;

ASTM A106, A53, A179, A192, A252, A500;

API 5L Gr.B spec 1/2.

 Material:

According to NACE MR 0175 standard.

Q345, ST35.8, ST37, ST42, ST52, A53, A106, A179, API5L/GR.B-X42, X46, X52, X56, X60. X65. X70. X80.

 

Welded steel pipe
 
Process: Welded steel pipe
ERW (Electric Resistance Welded)
HFI (High Frequency Induction)
EFW(ELECTRIC FUSION WELDED TUBE)
LSAW (Longitudinal Submerge-arc Welded)  UO(UOE), RB(RBE), JCO(JCOE)
DSAW (Double Submerged arc welded)
SAW (Spiral Welded)
SSAW (Spiral Submerged-arc Welded)
Special Welded tubes 

Quality Standard:  
ERW HFI , EFW, LSAW, DSAW: 
GB/T3091 Welded steel pipe for low pressure liquid delivery
GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines
IS: 3589 Steel tubes for water and sewage  
IS : 1978-1982  Steel tubes for use in transportation of oil; gas & Petroleum products  
BS: 1387 Steel Tubes for use for Water, Gas, Air and Steam
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
DIN 2458 WELDED STEEL PIPES AND TUBES
EN10217 Welded steel tubes for pressure purposes. Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties 
API 5L Line Pipe

SAW SSAW:
SY/T5037 Spiral submerged arc-welded steel pipe for pipelines for low pressure field fluid service 
SY/T 5040 Spiral submerged arc-welded steel pipe piles
CJ/T 3022 Spiral submerged-arc welded steel pipe for municipal heat supply 
IS : 1978 Steel tubes for use in transportation of oil; gas & Petroleum products  
ASTM A252 WELDEDAND SEAMLESS STEEL PIPE PILES

Coating Standard: 
ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water 
ISO 21809 Petroleum and natural gas industries -- External coatings for buried or submerged pipelines used in pipeline transportation systems
DIN 30670 Polyethylen coatings of steel pipes and fittings

Steel Grade:  
GB/T3091, SY/T5037, SY/T 5040,CJ/T 3022: 
Q195, Q215, Q235, Q275, Q295, Q345, 08F, 08, 08AL, 08F, 10F, 10, HG5, DF08 SPHC, M8 
BS: 1387, EN10217:  S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, St44, ST52
ASTM A 53: Gr. A, Gr B, Gr C, Gr.D
API 5L: A, B, X42, X46, X52, X56, X60, X65 X70 
GB/T9711: L175, L210, L245, L290, L320, L360, L290, L320, L360, L390, L415, L450, L485, L555

Size:
ERW, HFI, EFW:
Outer Diameter: 6mm-610mm (1/16"-24") 
Wall Thickness: 0.3mm-22mm 
Length: 0.5mtr-20mtr

LSAW, DSAW: 
Outer Diameter: 219mm-1820mm 
Wall Thickness: 5.0mm-50mm
Length: 6mtr-18mtr

SAW SSAW:
Outer Diamter: 219.1mm - 4064mm (8" - 160") 
Wall Thickness: 3.2 mm - 40mm 
Length: 6mtr-18mtr

End: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled, 
Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy,  Fusion Bond Epoxy, 3-layers PE)

Packing: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.

Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield 
strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.
Mill Test Certificate: EN 10204/3.1B 
Third party inspection: SGS, BV, Lloyds etc.

Welded steel pipe

 

.

Related post

3 Comments

  1. Alloy steel pipe
    Alloy steel pipe 1331104378 -  Reply / Edit

    Alloy steel pipe,Metrial includes Q23520#20G20R A333 A420 carbon steel;15CrMoCr5Mo12CrMoV 10CrM910 alloy steel;304 316 304L 316L321 stainless steel and so on. Our products are produced in accordance with ISO9001: 2000 quality management syst.

  1. chart
    chart 1331106612 -  Reply / Edit

    Pipe Dimensions Weight Chart The technical flow chart of high-frequency longitudinal-seam welded steel pipes The technical flow chart of spiral-seam steel pipes SSAW steel pipe Dimensions Weight Chart Specifications-Linepipe Tubing Catalogu.

  1. EFW Steel pipe
    EFW Steel pipe 1332644974 -  Reply / Edit

    EFW Steel pipe,Standard: ASME,ASTM,JIS,DIN,BS,EN,2.Steel grade:Q195,Q235,Q345,ASTM A106 GRB,A53 GRB.

  1. market
    market 1331107089 -  Reply / Edit

    Ourproductsare not only sold to domestic large-scale enterprises, such as thermal power plant, chemical plant and power engineering, but also exported to USA, Italy, Germany, Malaysia, Thailand, South Korea, Kuwait, Czech, Indonesia, Hong K.

  1. seamless steel tube
    seamless steel tube 1331297854 -  Reply / Edit

    seamless steel tube,seamless steel pipe,API ASTM DIN SEAMLESS STEEL PIPE .WALL THICKNESS SCH10 TO SCH160.our company obtained the certificate of ISO9001 Quality System Authentification, and it started to control the quality in accordance wit.

  1. Water pipe
    Water pipe 1331096553 -  Reply / Edit

    Water pipe conveying water pipe,Water tubing,carbon steel water tubing,stainless water pipe,galvanized water steel pipe..

Latest Comments

  • Academic dry metal materials static mechanical properties and test standards
    Academic dry metal materials static mechanical properties and test standards

    Academic dry metal materials static mechanical properties and test standards [Preface] In April 2010, at the invitation of the US Science Magazine, a representative of Chinas metal materials research field, director of the National Institut.

  • function and use of steel pipe for communication tower
    function and use of steel pipe for communication tower

    function and use of steel pipe for communication tower Steel in the air and water rust easily, and zinc in the atmosphere corrosion rate of steel in the atmosphere only 1/15 of the corrosion rate, galvanized steel plate is the use of micro-.

Get in touch

Our company covers an area of 80, 000 m2 with a total assets of 90 million Yuan. There are 360 staff members including 80 technicians in our company. .

We also establish an effective complete quality control system. In 2003, our company obtained the certificate of ISO9001 Quality System Authentification!