Home Companies Tianjin Shuntong-Xinsheng Steel Trade Co., Ltd.

Black Painted API 5L Welded Steel Pipe Q235 , Q345 For Bridges And Tall Building

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Address: Hengtai Road Industry Area, Daqiuzhuang Town, Jinghai County

Contact name:Steven Zhang

Tianjin Shuntong-Xinsheng Steel Trade Co., Ltd.

Black Painted API 5L Welded Steel Pipe Q235 , Q345 For Bridges And Tall Building

Country/Region china
Categories Iron Pipes

Product Details

Black Painted API 5L Welded Steel Pipe Q235 , Q345 For Bridges And Tall Building




  1. WT: 4mm-30mm
  2. OD: 159mm-3340mm
  3. Material: Q235,Q345,16Mn,X42-X80,L245-L360,10#,20#
  4. Surface:PE,FBE,PP etc,other anticorrosive entreatment.





product Name

API 5L S355,S275 Spiral welded steel pipe


Out diameter


Wall thickness



5.8-20m or at customers’ option








In bundle/ in seaworthy packing /according to the requirement of customers


10-100 metric tons / can be negotiated

Surface Treatment:

1) Bared
2) Black Painted (varnish coating)
3) With Oiled
4) 3 PE, FBE, corrosion resistant coating

Delivery time

15-20 working days after receiving your deposit

Payment terms

T/T or L/C

Trade terms


Supply ability

10,000 tons/month



Quick Detail:




3.Standard:ASTM-A53,ASTM-A36,ASTM-A500,BS1387,SY/T5037,GB/T9711.1,GB/T9711.2,GB/T9711.3,API 5L(PSL1 or PSL2) Grade B,EN10217,

4.Ends:Bevel led end or plain end

5.Painting: Painting black coating, Oiled or as per the client request

6.Marking: Size, standard, and heat number, or marking as customers' required

7.Certificate: ISO9001/API/BV/SGS

8.Technique:Hot Rolled/SSAW

9.Type:Spiral Welded/Longitudinal Welded/Seamless

10.Finish: It can be bared,galvanized,3 layer PE coated for inner or outer, FBE for inner or outer, and epoxy coal tar/carbo bitumen in order to corrosion prevention.

11.Package:in bundles or as per your requirement

12.Payment: a.T/T: 30% T/T advance,70% balance copy of B/L

                   b.L/C: At sight

                   C.T/T and L/C: 30% T/T advance,70% L/C at sight

                   d.Western Union





1. Petrochemicals: For the crude oil, petrochemical raw material & products

transmission and the pipelines in the oil fields

2. Natural Gas: Onshore & offshore long pipe lines; gas station transportation;

pipelines in the gas and cities

3. Coals: For the transportation of coal and damp coal etc.

4. Structural Pipe: piles of wharf; structural pipe for bridges and tall building;

offshore flat.

5. Others: water transportation, offshore suction & drain pipe line.



Company information:


Tianjin Shuntong-Xinsheng Steel Trade Co., Ltd.

Tianjin Shuntong-Xinsheng Steel Trade Co., Ltd., founded in 1984, is located in Daqiuzhuang Town, Jinghai County, Tianjin City. After years of development, our company has formed an integrated line of production, sale, as well as import and export trade. Our main products are spiral welded pipes, welded pipes, square steel pipes, steel angles, steel channels, steel wire and other products.

Our company is a professional manufacturer specializing in producing spiral welded pipes. We can supply SSAW/LSAW pipes and ERW pipes with the standards of GB/T DIN ASTM EN JIS API ect.. Besides, we also have perfect production lines and skilled engineers to manufacture these products.



Competitive Advantage:


We also can supply the special size and material according to customer’s request,Can according to your request make to order any items related to the steel


Spiral steel pipe

S355 Spiral welded carbon steel pipe/S275 ssaw spiral steel pipe


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