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ASTM A53 API 5L Hollow Square Steel Tube 50x50 RHS SHS Steel Sections Non Alloy

Place of Origin China
Brand Name Tongmao
Certification ISO9001
Model Number Hollow Square Steel Tube
Minimum Order Quantity 5 Tons
Price Negotiable
Packaging Details Sea Worth Packaging or Client's Request
Delivery Time 5-8 Working Days
Payment Terms L/C, T/T, Western Union, MoneyGram
Supply Ability 500 Tons - 1 Month

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Product Details
Alloy Or Not Non-alloy Technique Cold/Hot Rolled
Secondary Or Not Non-secondary Standard ASTM,GB,JIS,API
Grade A53(A Application Structure Pipe,Fluid Pipe,Oil Pipe,Drill Pipe,structure Pipe/fluid Pipe/gas Pipe/oil Pipe/scaffolding
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ASTM A53 Hollow Square Steel Tube


API 5L RHS SHS steel sections


50x50 rhs Non alloy

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Product Description

Manufacturer Wholesale A53 Hollow Square Steel Pipe

Hollow Steel Square Pipe:

Square tube, as the name implies, it is a kind of form of tube type, a lot of kinds of material of material can make the tube body, it is medium in, what, in what place, most of the square tube steel tube, for most, after unpacking, smooth, curly, form circular tube welding, again by circular tube rolling into square tube and then cut into required length. It is generally 50 square tubes per package in spot with large specifications in the majority of 10*10*0.8-1.5~~500*500*10-25, square tubes are divided into structural square tubes, decorative square tubes, construction square tubes, mechanical square tubes and so on.

Square tube is a kind of hollow square cross section light thin wall steel tube, also known as steel refrigeration bend section. It is made of Q235 hot rolled or cold rolled strip steel or coil plate as base material by cold bending forming and then by high frequency welding made of square section shape and size of steel. In addition to the thickening of the wall, the corner size and edge flatness of hot rolled extra-thick wall square tube reach or even exceed the level of resistance welding cold forming square tube.

Commodity Black / Galvanized Steel Square / Rectangular tube
Size 20x20--500x500mm  
Wall thickness 0.5-20mm
Length 5.8m/6m or based on your request
Standard EN10025.EN10219,ASTM A500 and so on (the Chinese material can be Q195,Q235Q345)
Surface Black, or Galvanized and Oiled to prevent the rust
End finish Plain end
Usage Steel construction, mechanical, manufacturing, construction, automobile manufacturing,

shipbuilding, electricity and more
Packing 1.Big OD:in bulk
2.Small OD:packed by steel strips
3.woven cloth with 7 slats
4.according to the requirements of customers
Shipment by bulk or load into 20ft / 40ft containers
Delivery time Within 20days or as your request
Payment Terms T/T or L/C at sight
Terms of trade :FOB ,CFR,CIF ,EXW

​Product display:

Hollow Construction 6m Decoration Stainless Steel Square Pipe 0



SHANDONG TONGMAO SPECIAL STEEL CO.,LTD is reputed at supplying stainless steel pipe,carbon steel seamless pipe,alloy steel pipe,hot-rolled steel pipe,cold rolled steel pipe,galvanized steel pipe,welded steel pipe,precision steel pipe,also supply steel plate,steel coil and lead sheet etc.
Our Company combined production,trade,the development of new products and services together,is one of the provincial large-scale iron and steel enterprises.Factory products standards are qualified to meet ISO/GB/ASTM/EN/BS/JIS etc.
The company in the long-term development process,we are in cooperation with Baosteel Group,Tianjin Steel Group,Baotou Steel Group,Panzhihua Iron and Steel Group,Taiyuan Iron and Steel Group,Anshan Iron and steel Ling,Daye Steel Group and other well-known domestic mills,and established long-term friendly cooperative relations with not only the domestic groups,but also abroad relations,Assab special steel,Japan's Hitachi,Japan Datong special ,and Germany steel,special steel,Austria special steel and other well-known foreign groups.
Our company insists the principle of honesty and trustworthiness,has received trust and support from both the domestic and foreign manufacturers.
We will always adhere to the belief of credibility is the life to develop international market,and try our best to be skilled,highly responsible team ,through win-win cooperation,to meet the brilliant tomorrow!





Can you send products to my country?
Sure, we can. If you do not have your own ship forwarder, we can help you.

Will you delivery the goods on time?
Yes,we promise to provide best quality products and delivery on time no matter if the price change lot or not.Honesty is our company's tenet.

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.

How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them

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