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Quick Details

  • Standard: API, ASTM, GB, API 5L, ASTM A53-2007, GB/T 3639-2000
  • Grade: 10#-45#, A53-A369, Q195-Q345, 10#, 45#, A106(B,C), A179-C, A335 P11, A335 P9, A369, A53(A,B), Q195, Q235, Q345
  • Thickness: 0.2 - 30 mm
  • Section Shape: Square
  • Outer Diameter: 27-1219mm
  • Place of Origin: Shandong, China (Mainland)
  • Secondary Or Not: Non-secondary
  • Application: Fluid Pipe
  • Technique: Hot Rolled
  • Certification: API
  • Surface Treatment: Galvanized
  • Special Pipe: Thick Wall Pipe, EMT Pipe
  • Alloy Or Not: Non-alloy
  • section: round ,suqare, rectangular ,hydraulic
  • Usage: Transport Water/Construction
  • Zinc quantity: More than 40 μm

Packaging & Delivery

Packaging Details 1) In bundle with steel strips; 2) By plastic bag then strips;3)according to the customer's request.
Delivery Time 25 days after received the deposit
Product Description

Zinc Galvanized Round Steel Pipe for building material



arbon steel:ASTM A3,A3,A53 Grade A&B ,ASME ASTM A795 

2.size:1/2-26 inch  (diameter) 

3.Wall thickness:0.5mm-30mm

4.End Finished :Square-cut,Bevelle,Grooved


Third party inspection:  SGS,BV , ISO 

Applications range:

Petroleum, chemical, power, gas, water, metallurgy, shipbuilding, construction, etc

galvanized steel pipe (GB/T3091-2001)

Pipe SizeO.DW.TWelded pipe (6Meters)Galvanized steel pipe (6Meter)
Nominal BoreInchmmmmWeight/Meter(kg)Weight/Pieces (kg)Weight/Meter(kg)Weight/Pieces (kg)




DN2008.0219.16.0 Welded31.53189.2  
DN2008.0219.16.5 Hot dip galvanized  36.12216.7

Packaging & Shipping


Our Services

   If  the clients can pay the express fee after discussing, we can supply the samples. 


Company Information

 Qingdao Kwayt Co.,Ltd is the subsidiary company of Shandong Hongsheng Steel Pipe Co., Ltd. which is engaged in exportation of steel pipes and fittings. Shandong Hongsheng Steel Pipe Co., Ltd.  is the largest manufacturing and sales enterprise for galvanized steel pipe ,seamless steel pipe and fittings in the north of ShandongProvince, The Company registered capital is 33.6 million yuan, covers an area of 280 acres, has 570 staffs, including 9 senior engineers and 42 engineers. 






Q  what's your main products?

A  we supply seamless steel pipe, spiral steel pipe, ERW/LSAW steel pipe, butt-weld pipe fitting flanges.


Q   what material are you specialized in?

A   We main do ASTM A106 GR.B/A53 GR.B /API 5L GR.B DIN17175 , EN10204, EN10216, Grade: GR.B, ST45, ST35 , X42-X60, Q345B, A234 WPB, A420 WPL3/L6 / P5 / P9 / P11 / P22 ,SUS304/304L/316/316L and alloy 

 Q   why your price was lower than others? And how about the quality of your product?

A   the products all according to the standard, please rest assured. And you can test by yourself or through the third party inspection. our price with lower profits, we just want to establish business relationship with you on the basis of quality, mutually bene-fit and exchange of needed goods. 

 Q   I want to know your tolerance of thickness. Please let me know.

A   We produce the pipes and fittings according to GB API ASME and other standards strictly, the tolerance of thickness will be kept within in ±12.5%. It is standard data. Actually, we provide the tolerance will be within +/- 6%-8% . 

 Q   can you supply us samples?

A   we just can supply part of the sample for free, but the mailing costs.

Contact information

Factory name:Shandong Hong sheng Steel Pipe Co.,Ltd

Company Address: Room4002,5th Building, Xinan Industrial Park Area B,

Qingdao Econ.& Tech.Development Zone,China.





Contact person: Lucy Liu



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China (Mainland) | Manufacturer, Trading Company
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