Hollow section square steel pipe exporting black square steel pipe hollow rectangular bars

$450.00 - $550.00
Min. Order
20 Metric Tons
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Company Information

Tianjin Huaruitai International Trading Co., Ltd.

CN Trading Company
Response Time
Response Rate:
US$ 20,000+
5 Years Paid Supplier Supplier Trade Assurance
Learn More

Quick Details

Port: Tianjin port
Payment Terms: L/C,T/T,Western Union,MoneyGram,cash
Supply Ability: 15000 Ton/Tons per Month
Standard: BS,ASTM,JIS
Standard2: BS EN10219,ASTM A53-2007,ASTM A513-2007,JIS G3444-2006
Grade Group: A53-A369,Q195-Q345,ST35-ST52,16Mn
Grade: A53(A,B),Q235,Q345,Q195,St37,St52,St37-2,16Mn
Section Shape: Square
Outer Diameter: 10*10mm-400*400mm
Place of Origin: Tianjin China
Application: Structure Pipe
Thickness: 0.5 - 12.75 mm
Surface Treatment: Galvanized
Certification: CE
Technique: ERW
Alloy Or Not: Non-alloy
Special Pipe: Thick Wall Pipe
Ends: Pain
Surface: Black Paint galvanized, annealing
Package: Seaworthy Standard Package
Shape: Square Shape
MOQ: 10 Tons
Packaging Detail: 1.In bulk. 2.In bundles by steel strips then packed by water-proof plastic wraps . 3.Standard sea-worthy packaging. 4.According to customer requirements.

Hollow section square steel  pipe exporting black square steel pipe hollow rectangular bars

Product Overviews

Cold formed rectangular hollow section , Construction corten black square pipe

annealed square tube (45)

Product detailed


Product name

Black square steel pipe

Pipe end

plain end

Pipe Length

1 meters-12 meters


SHS: 10*10mm-400*400mm, RHS: 20*10mm-400*200mm


Q195, Q235, Q235B, Q345,St37,St37-2, St52, SS400, STK500, ASTM A53, S235JR


ASTM A53, JIS G 3466, BS EN 10219, ASTM A500, ASTM A513, ASTM A36


Galvanized, bare, black painting, black annealing

Payment term

T/T, L/C, Western Union, Cash, etc


Structural tubes, bridge, Glass curtain wall, fence post, etc



SHS tube (25)

Production process

square pipe

SHS tube (16)

Free samples


Packaging & shipping

1.In bulk.
2.In bundles by steel strips then packed by water-proof plastic wraps .
3.Standard sea-worthy packaging.
4.According to customer requirements. 




ms square hollow sections applications


Our factory

Our factory located in Daqiuzhuang Town Industrial Park,

Tianjin, China. 

covering an area of 48,800 square meters with multiple

international levels of production lines. 


We have 260 staffs,including 36 senior engineers and technician


Quality inspection personnel and welding workers have been trained by professional agencies, 

special personnel are 100% certificates obtained, 

so that products' qualities have been well guaranteed.

company profile

 Tianjin Huaruitai International Trading Co.,Ltd was founded in. 2005, located in Huayuan Industrial Park,Tianjin,China.


Huaruitai mainly manages steel pipe products.

Including spiral welded pipe anticorrosion pipe,galvanized round pipe ,galvanized square pipe,straight seam welded(ERW) round pipe and square tube.


Now Huaruitai has formed a complete and mature and system of product sales.






Q: Are you a manufacturer?
A: Yes , we are a manufacturer, We have own factory, which is located in TIANJIN,CHINA. We have a leading power in producing and exporting steel

pipe,ERW steel pipe,GI pipe,SSAW steel pipe etc. 
Q:Can we visit your factory ?
A:Warmly welcome once we have your schedule we will pick you up .
Q: Do you have quality control?
A: Yes, we have gained API, ISO authentication.
Q: Can you arrange the shipment?
A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service.
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to quantity.
Q:How can we get the offer?
A:Please offer the specification of the product,such as material,size,shape,etc.So wecan give the best offer.
Q:Can we get the some samples?Any charges?
A:Yes,you can get available samples in our stock.Free for real samples,but customers need to pay the freight cost.
Q: How do you make our business long-term and good relationship ?
A: 1.We keep good quality and competitive price to ensure our customers' benefit.
     2.We respect every customer as our friend and we sincerrly do business and make friends with them, no matter where they come from.