Product Description:
Product Description:
Product Name | rectangular hollow section/ RHS |
Size | Size: | 10*10--500*500mm |
Thickness: | 0.45--16mm |
Length: | 3-12m |
Steel Grade | Q195,Q215,Q235,Q345,16Mn, 20# |
Standard | ASTM A500,EN10219,GB/T6728,GB/T6725,JIS G3466 |
Usage | 1. For Structure, Airport, Railway 2. Construction and so on. |
Ends | Plain end or By Your Choice |
Surface | Bared Or With Oiled Or Galvanized |
Technique | ERW ,Hot Rolled and Cold Rolled |
Section Shape | Rectangular |
Inspection | With Hydraulic Testing, Eddy Current , Infrared Test |
Package | Bags, Bundle, In Bulk, Containers |
MOQ | 20 Metric Ton / Can Be Negotiated |
Supply Ability | 15,000 Metric Ton/Month |
Date of Delivery | 7 days(Qty within 1000 Metric Ton) or According To The Quantity |
Port of Shipment | Tianjin, China |
Payment | L/C T/T |
FAQ of Rectangular Steel Tube
①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.
②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.
③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.
If you have any question, pls feel free to contact us !
Rectangular Hot Rolled Steel Tube Image


- Q:Water, gas, steel pipes, thick steel wire means?
- Often used in water, heating, gas, compressed air and vacuum lines. Can be used in pressure gauge pressure of 0.6 MPa (6 atm) steam pipe and condensate pipeline below, can also be used for conveying non erosive and non flammable and explosive media. Is divided into ordinary (working pressure is 1 MPa pressure gauge, 10) and strengthening (working pressure gauge is 1.6 MPa, 16 ATM) two. Galvanized white iron tube (galvanized iron tube). Non galvanized black iron pipe (black pipe).
- Q:Difference and application of seamless hot rolled pipe and cold drawn pipe in seamless steel tube
- type3.1, seamless steel pipe according to the different production methods can be divided into hot-rolled pipe, cold rolled tube, cold drawn tube, extrusion tube and so on3.2, according to the shape of the classification of circular tubes, special-shaped tubes of the division, except the square tube and rectangular tube, there are elliptical tube, semicircle tube, triangle tube, hexagonal tube, convex shaped tube, plum shaped tube and so on3.3, according to the different material, divided into ordinary carbon structure tube, low alloy structure tube, high quality carbon structure tube, alloy structure tube, stainless steel tube and so on3.4, according to special use, there are boiler tubes, geological pipes, oil pipes and so on
- Q:What are the specific differences between flexible pipes and rigid pipes?
- The rigid waterproof sleeve is used in the wall of the building which does not need to bear the vibration and expansion deformation of the pipe, and the wall thickness is 200mm in general;Flexible waterproof sleeve is mainly applicable to the wall of buildings with seismic requirements, pipeline vibration and expansion deformation, and strict waterproof requirements, and the wall thickness is 300mm
- Q:How long are the seamless tubes? Are they six meters long?
- 6 meters of a root in general need to be customized, seamless tubes are mostly seven meters above the variable foot
- Q:What is the difference between steel pipe and round steel?
- The middle of the steel pipe is hollow, and the round steel is solid. When compared with the solid steel such as round steel, the steel tube has the same flexural strength and torsion strengthLight weight, is an economic section of steel, widely used in the manufacture of structural and mechanical parts, such as oil drilling pipe, automobile transmission shaft, bicycle frame and steel scaffolding used in construction.
- Q:What's the difference between straight steel pipe and seamless steel pipe?
- Seamless steel pipe and welded pipe are separated because of different production process. Seamless steel tubes include hot rolling, cold rolling, cold drawing, and other rare, such as cold extrusion.
- Q:Will the steel tube dance?
- In a single pole dance performance, the dancer moves more naturally, herself, moves and techniques, and does what she wants to do, while the style of dance is determined by herself, no one intervenes, and quite free.
- Q:What connections are there for concrete filled steel tubular column foundations?
- Strengthening ring joint is a more common in the construction of steel pipe concrete column construction, it is to beam column connection through the upper and lower plate reinforcing ring bending force transmission way is through two to strengthen the uniform arrangement between the rings radial ribs and rib structure to connect with the ring the pipe wall at the top of the plate, so as to transfer the shear stress, so as to strengthen the thickness and improve the quality of connection engineering advantage. In the process of engineering construction, according to the construction principle of longitudinal reinforcement of Deng Qiang to control, so that the smaller width of not less than the replacement of the width of the connecting plate 70%, also need to be given due attention in the form of node selection
- Q:The outer circle of a seamless steel pipe 50 head into the outer circle of the 40 to close
- Cold drawn steel tube and cold rolled steel pipe mill is a complete set of equipment which combines cold rolling, cold drawing, cold rolling and cold drawing to produce pipes. It is a unit for deep processing of hot-rolled pipes or welded pipes.
- Q:DN150 welded steel tubes one meter multiple
- DN150 welded steel pipe according to the thickness of two specifications: outer diameter 165mm, wall thickness 4.5mm, 17.81Kg per meter weight, wall thickness of 5.5mm, 21.63Kg. per meter weight
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