Spiral Pipe Welding

Production

 SSAW Steel Pipe / Spiral Seam double-side submerged arc welded steel pipe

 Brand

 ZHUOWEI

 Standard/Material

 API5LGr.B,X42~X80; ASTMA252 Gr.2,Gr.3; ASTMA53 Gr.B

SY/T 5037-2000;SY/T5040-2000;GB/T3091-2008: Q235B,Q345B,20#,16Mn;

GB/T9711.1-1997;GB/T9711.2-1999;GB/T9711.3-2005: L245~L555;

EN10217-1,EN10219-1,EN10224 L235,L275,L355;

EN10025S235JR,S235JO,S235J2,S275JR,S355JR,S355JO,S355J2,S355K2;

DIN 1629 ST37,ST42,ST52 etc.

 Out Diameter

 219mm-3048mm

 Wall  Thickness

 5.4mm-25.4mm

 Length

 5.8m-20m,or as customer’s requirements.

 Place of Origin

 China

 Main Market

 Middle East,Africa,South-east Asia,USA,Canada,South America

 Technique

 SAW welding

 Usage

1. Piling project
2. heat-supply project

 3.  conveying drinking water,drainage,coal gas,fuel gas,mine slurry and other low & middle pressure fluids

 4.  API5L Petroleum and natural gas pipeline

 5.  Chemistry industry

 6.  Electric power engineering circulating pipe

 Package

1.Bundle packing or in bulk,

2. Beveled or plain ends as per buyer's request,

3. Marks: as per customer's request,

4. Surface treatment: with or without varnish/Epoxy resin/3PE/3PP/FBE/

Epoxy Marine Lining or coating,

 5.  Metal or plastic protecting caps at pipe ends

 Delivery Time

about 20days after receipt of irrevocable L/C at sight or 30% deposit

inspection

by X-Ray flaw-detecting ,on-line or off-line Ultrasonic flaw detecting; Hydrostatic pressure inspection

testing

Mechanical properties testing,Chemical composition analysis