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  • welded steel pipe
  • welded steel tube
  • welding pipe

Welded Steel Pipe

  • Wall Thickness: 2mm-30mm
  • Outer Diameter: 20mm-3500mm
  • Length: 1000mm-20000mm
  • Heat Treatment: Hot Rolled/Normalized/TMCP/QT
  • Main Grades: A36,S355J2H,S235JRH,A572GR50,P265GH,X52,X60,Q235B,Q345D,
  • Steel Standard: API,GB/T3091,EN10217-1,EN10217-2,EN10217-5,EN10219-1,ASTM A53 A252
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■ Overview
Welded steel pipe means welding pipe with steel plates and steel strips or steel coils.According to different welding types,welded steel pipe contains Longitudinal submerged arc welded steel pipe (LSAW),Electric Resistance Welded steel pipe (ERW),spiral submerged arc weled steel pipe (SSAW),Comparasion of Seamless steel pipe,Welded steel pipe owned higher precision in wall thickness and can be produced continuously.
■ Full Data
 Technical Requirements for welded steel pipe
♦ Non-destructive examination
♦ Low termperature impacting test
♦ Hydro and Eddy view test
♦ Flattening and Expansion test
♦ Weld joint Double Checking

Additional Services:
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Vanishing,Pipe Caps,Shot blasting and Painting,Galvanized,Marking,Cutting and welding as per end user’s demands
♦ 3PE Coating,3PP Coating,FBE Coating,Epoxy Coating for customers' special final using.
♦ Packing Methods like packed in wooden crates, wrapped in plastic, and suitably protected for sea-worthly delivery or as requested.Both ends of each crate will indicate the order number, heat number, dimensions, weight and bundles. 

■ Grades
All Steel Grades Chart for Welded Steel Pipe:

API SPEC 5L AAPI 5L Grade A,PI 5L Grade B,API 5L X42,API 5L X46,
API 5L X52,API 5L X56,API 5L X60,API 5L X65,API 5L X70
ASTM/ASME A53/A53M SA53/SA53M S/A53 Grade A,S/A53 Grade B

A36    A572GR42 A572GR50 A572GR60 A572GR65

A283GRA A283GRB A283GRC A537CL1 A537CL2 A537CL3 

A252  A516  A515

A588 A588 Grade A A588 Grade B,A588 Grade C,A588 Grade K

CORTEN    Corten A,Corten B
GB/T 3091
GB/T 700
GB/T 1591
Q195 Q215 Q235B Q345B Q345C Q345D Q345E Q355B Q355C Q355D Q355E
Q460A Q460B Q460C Q460D Q460E
EN 10219-1
EN 10025-2

EN 10217-1
EN 10217-2
EN 10217-5

DIN 17100
JIS G3101


ST37-2 ST44-2 ST52-3 ST50-2
SS400 SS490
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