Description | ERW Square & Rectangular Tube |
Diameter | 20*20-250*250mm |
Wall thickness | 0.7-6.0mm |
Length | 3m, 5.8m, 6m, 6.4m,7m, 8m |
Main Standard | GB/T3091-2008, ASTM A53-2007, ASTM A53M-2007, BS1387, BS EN10025 |
Surface Finish | Bare, Paiting and Galvanized |
Grade | Q195B,Q215B,Q235B,Q345B |
Packing | Piece in bundles/ Bulk |
Ends | Plain |
Main Usage | Steel structure, mechanical manufacturing, construction, bracket,Automobile manufacturing, ship building,fence. etc |
Delivery Time | Within 20 days after receiving the deposit or L/C |
Port of Loading | Tianjin, China |
Black Steel Tube manufacture procedures
Raw material> Test>Split>Test> Shear & Weld> Storing> Forming> Welding> Fin Cutting>Sizing> Tube Forming> Flying Saw> Test> Packaging> Storage
zinc coating : 40-100gsm, advantage : cheap price, good quality and beautiful surface
The pre-galvanized steel pipe takes the galvanized strip steel as raw material on required specification. After cutting the raw material will be welded with straight seam by the high frequency welding equipment. Meanwhite, the zinc supplemention will be done at the welded joint
Our Warehouse
Standard Packing: in bundles with steel strip
Our professional loading can protect goods damaged.
When you place order, our factory will produce your goods at the first time.
Prompt delivery can make you win market advantage.
Tianjin Ruijie Steel Pipe Co.,Ltd was established in 2005 and located in China famous steel pipe base - Daqiuzhuang . It attached to Ruijie Group which has fixed assets of 225 million dollars. Ruijie group company is the modernized large group company integrated steel pipe manufacture, anticorrosion & insulation, thermal company and international trade.
We mainly offer kinds of steel pipes,steel coils,steel sheets,scaffolding and nails. If you have any interest on other steel products, we would like to support you
Our Clients
Q: Are you trading company or manufacturer ?
A: A: We are factory.
Q2. What is your terms of payment?
A: We can accept T/T,L/C,Alibaba trade assurance order
Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF
Q4. How about your delivery time?
A: Generally, it will take 15 to 20 days after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings.
Q6. What is your sample policy?
A: we could offer the sample for free charge but do not pay the cost of freight.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A1. 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,
no matter where they come from.