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Construction Structure LSAW Steel Pipe , Cold Rolled Carbon Steel Line Pipe

Shanghai Baobo Steel Pipe Co.,Ltd
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Shanghai Baobo Steel Pipe Co.,Ltd
City: Shanghai
Province/State: Shanghai
Country/Region: China
Tel: 86-21-65369666
Contact Person:
Mr Leon

Construction Structure LSAW Steel Pipe , Cold Rolled Carbon Steel Line Pipe

Brand Name : BOAI
Certification : API 5L, API 5CT, CE, CPD, PED, Russian Gost,
Place of Origin : China
MOQ : 10 Tons
Payment Terms : T/T, L/C
Supply Ability : 20000 Tons per month
Delivery Time : 10-35 days
Packaging Details : PVC bags or as customer's requirements
Standard : ASTM 53
Steel Grade : GR.A, GR.B
Material : Carbon Steel
Surface Treatment : Black painting or Zinc coating
Zick coating : 200-220g/㎡
Certificates : API 5L, CE, CPD, PED, ISO
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Longitidunal steel welded pipe/ SAW pipe, ERF pipe, DSAW pipe for construction structure steel pipe, Longitudinally Submerged Arc Welded Steel pipes

Product Details

LSAW (Longitudinally Submerged Arc Welded Steel pipes) in leaflets plate as raw material, the steel plate in the mold or molding machine pressure (volume) into using double-sided submerged arc welding and flaring from production.

Production NameSpiral Pipe/Tubes/SAW pipe/ LSAW pipe

API 5L, ASTM A252/A134, GB/T9711,SY/T5037,
SY/T5040, EN10217, EN10219

Steel Grade

GR.A, GR.B, X42, X46, X52, X56, X60, X65, X70,X80,
Q195,Q215,Q235, Q345, S235JRH,S235J0H,S235J2H,


WT: 5mm-30mm
Length:5.8m, 11.8m or according to customer’s demands


Line Pipe, line steel electric-fusion(Arc)-welded, pressure purposes- technical delivery conditions,
structure, construction, accessorize, transmission

Ends1)plain ends
2)beveled ends
Ends ProtectionPlastic caps
Surface Treatment

2)Black painting
3)Anti-corrosion oil
4)3PE,FBE,EPOXY Coating

Weld Technique

1)ERW: Electronic Resistance Welded
2)EFW: Electronic Fusion Welded
3)SSAW: Spirally Submerged Arc Welded
4)LSAW: Longitudinal Submerged Arc Welding

Section shapeRound
2)in buck
4)as customer’s requirement
CertificateAPI & ISO & BV & ABS & EN10217/9
Delivery Time7-30 days according to contract quantity
Main Market

Asia, Middle East, Europe, America, Africa, Australia, etc.

Quality Standard
API 5L Line Pipe for oil and gas
ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded

ASTMA252 for piling pipe
EN10217 Welded steel tubes for pressure purposes, Technical delivery conditions, Non-alloy steel tubes with specified room temperature properties

GB/T3091 Welded steel pipe for low pressure liquid delivery
GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines

Steel Grade

EN10217: S185, S235,S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H,
ASTM A 53: Gr. A, Gr B, Gr C, Gr.D
API 5L: A, B, X42, X46, X52, X56, X60, X65 X70

ST37, ST44, ST52
GB/T9711: L175, L210, L245, L290, L320, L360, L290, L320, L360, L390, L415, L450, L485, L555
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

Coating and Lining
Pipes Coating is fundamental for protecting the pipe against corrosive environment and the pipe's life-length depends directly on the coating.
Our manufacturer apply different types of coatings and linings in accordance with major standards in order to fulfill our client's requirements.

  1. Polyethylene coating (PE): PE coating is extremely efficient against corrosive and aggressive environments and chemical materials. PE coating is applied in accordance with DIN30670.

  1. Bitumen Coating and Lining: Bitumen coating and lining is applied in accordance with DIN2461, DIN30673, BS41-64, BS41-47, etc.

  1. Epoxy Coating and Lining: Epoxy resin is applied after the internal surface treatment is completed in accordance with SA2 1/2 requirement is completed. This procedure is applied with sanitary norms and AWWA C-210.

** We also apply Coal-Tar Enamel coating, Coal-Tar Epoxy Coating. Temporary Rust Protection Coating and Cement-Mortar Lining in compliance with the major standards such as AWWAC-203 and BS41-64 for coal-tar enamel coating AWWA C-2-5 for Cement-mortar lining.

Our Main Markets

1. South East countries ( Indonesia, Thailand, Philippine, Malaysia, Singapore, Myanmar)
2. African countries( Algeria, South Africa and so on)
3. South American countries ( America, Canada, Mexico, Peru, Chile, Columbia)
5. Australia, Newzealand, Spain, Germany, Italy

Our advantages

  • We are the manufacturer of ERW, SSAW, 3PE pipes, three of our factories are in Tianjin. Welcome to visit our factories any time.
  • We have our own laboratories and all the test needed in the standard can be made.
  • Good quality with most competitive price.
  • There are almost 20000 tons in our factories and we can promise delivery time short.

Our Factory View

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