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ASTM A500 black square and rectangular steel hollow section 40x40 mm carbon square steel pipe tube
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ASTM A500 black square and rectangular steel hollow section 40x40 mm carbon square steel pipe tube

Section Shape Square
Surface Treatment bare, black painting, galvanized
Tolerance ±5%, ±1%, ±10%
Standard AiSi, EN, BS, ASTM, JIS, GB, DIN
Technique ERW
Grade a53, Q195, Q235, Q345, st37, st52, s235jr, ss400
Thickness 1.0-12.75mm
Length 12M, 6m, 6.4M
Certificate API, BIS, JIS, ISO9001
Availability:
Quantity:
  • SHENGTENG

Products Description

Square steel pipe and rectangular steel pipe products can be used as building structure support, the size of the steel pipe is from 20*20-600*600mm (20*30-400*600mm), the surface treatment of the product can be painted, galvanized, black annealed. During the shipping process, the steel pipes need to be treated with oil and waterproof cloth to ensure that the steel pipes will not rust.

Details Images

Specification

BLACK STEEL MS SQUARE RECTANGULAR PIPE
Size range
square: 20mm*20mm-600*600mm ; rectangular: 30mm*20mm-600mm*400mm
Thickness
0.6mm-30mm
Length
common stock 6m, customize 3m,5.8m,9m,12m or as your requirement.
Section
square hollow section(HSS/SHS shape) / rectangular hollow section(RHS shape)
Standard
ASTM A500, BS1387,GB3091,ASTMA53, B36.10, BS EN1029, GB/T9711 etc
Materials
q235b,q345b,q355b,st37,st52,s235jr,s355jr,ss400.a36
Surface Treatment
galvanized,black and color painting,Transparent oil,anti-rust oil
Further processing
punch holes, bend,welded,cutting,

Manufacturing Technique

Application

FAQ

1. How can I get a quotation from you ?
You can leave us message, and we will reply every message in time. Or we may talk on line by Trademanager.
And you can also find our contact information on contact page.


2.Can I get samples before order ?

Yes, of course. Usually our samples are free. we can produce by your samples or technical drawings. We can build the molds and fixtures.


3. What is your delivery time ?

The time of delivery is usually around 1 month(1*40FT as usual). We can send out in 2 days, if it has stock.


4.What is your payment terms?

Our usual payment term is 30% deposite, and rest against B/L. L/C is also acceptatble.EXW,FOB,CFR,CIF,DDU.


5. How can you garantee what I got will be good ?

We are factory with 100% predelivery inspection which garantee the quality.
And as golden supplier on Alibaba. Alibaba assurance will make garantee,which means alibaba will pay your money back in advance if there is any problem with the products.


6. How do you make our business long-term and good relationship?

We keep good quality and competitive price to ensure our customers benefit ;
We respect every customer as our friend and we sincerely do business and make friends with them no matter where they come from. Please feel free to leave us message if you have any question about us and our products.



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