ASTM 40mm round pipes weight with standard sizes

$500.00 - $700.00
Min. Order
3 Tons
Company Information

Tianjin Kuifang International Trade Co., Ltd.

CN Trading Company
Response Time
Response Rate:
US$ 300,000+
7 Years Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Port: Xingang, Tianjin, China
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 5000 Ton/Tons per Month
Standard: ASTM,BS,GB,API
Standard2: ASTM A53-2007,BS 1387,BS 4568,BS EN10219,GB/T 3091-2001,GB/T 13793-1992,GB/T 14976-2002,GB/T 12771-2000,GB/T 9711.2-1999,API 5CT,API 5L
Grade Group: Q195-Q345,A53-A369
Grade: Q235,Q345,Q195,A53(A,B)
Thickness: 1 - 22 mm
Section Shape: Round
Outer Diameter(Round): 0.5 - 24 inch
Place of Origin: Tianjin China
Application: Structure Pipe
Technique: ERW
Certification: ISO9001-2008 BV SGS
Surface Treatment: Black/ Galvanized/ Oiled
Special Pipe: Thick Wall Pipe
Alloy Or Not: Non-alloy
Material: Strip steel
Sample: Free sample
Length: Genneral length 6m, or customized length 4.8-12m
Outer Diameter: 1/2&#39;&#39;-24&#39;&#39;
Pipe ends: Thread with Couplings, plain ends, beveled, groove
Screw thread: BS or ASTM thread
Marks: According to customers&#39; requirements
Usage: Building structures such as greenhouses, frames, billboards, etc.
Inspection: SGS,BV,etc: SGS,BV,etc
Secondary Or Not: Non-secondary
Packaging Detail: By bundles, or with all kinds of colors PVC or as your requirements


Product Description



ASTM 40mm round pipes weight with standard sizes

Outer Diameter:


Wall Thickness:



4.8m, 6m,12m or based on your requirements.


Black/ Galvanized/ Oiled

End Finish:

Plain/ Beveled ends with plastic caps.

Trade Terms:



Bundle, or with all kinds of colors PVC or as your requirements

Delivery Time:



20gp 40gp and bulk vessel

Payment Terms:

1) T/T: 30% advanced payment, balance payment against the copy of B/L. 2) 100% LC at sight


By seller or By buyer or By third party

ERW Steel Pipe round 516ERW Steel Pipe round 506

gi threading tube10

Our quality VS the quality of other companiesdetails

Product Process



Packaging & Shipping


Packing: Standard seaworthy packing or as per your request .(as pictures)


Product Application

Most ERW steel pipes/carbon steel pipes are used as structural pipe, scaffolding, low pressure water/oil/gas transportation pipe, heating, furniture, fence etc.


Company Information


Our company, as a subsidiary of Tianjin Jinnuo Steel Pipe Co., Ltd., is a comprehensive enterprise, which integrates intensive processing, domestic and international trade, logistics and warehousing of steel pipes, carbon steel pipes, galvanized steel pipes, welded steel pipes and seamless steel pipes. 

Our products are widely recognized and trusted by users and gained positive feedbacks and praises. 

We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success! 




certification (1)



1.Q:Are you a factory or trading company?

We are a Chinese manufacture of steel pipes with both factories and trading companies.

2.Q:Where is your factory located? How can I visit it? 
We are located in Daqiuzhuang Town, Jinghai District, Tianjin, China. It takes 30 minutes to get there from Beijing by train.

3.What are your major products?

We mainly dealing with ERW black pipes, RHS/SHS tubes/pipes, pre-galvanized pipes, HDP steel pipes, round square/rectangular hollow sections.


4.Q:Can I get some samples? 
Yes, free samples can be provided.

5.Q:Do you have quality control? 
Yes, we have gained BV, SGS authentication. From material to products, we inspect each process to keep good quality.

6.Q:What is your MOQ ? 
At least 8-10 tons for the unit dimension pipes and 1ton for stock pipes.


7.Q:What kind of payment is accepted? 
Both T/T and L/C can be accepted.

Contact Us


Linda Li

Mob/Wechat: 0086-17695929565

E-mail: linda_li @

Whatsapp: 0086-17695929565

Skype: sunshineli31