| Standard | GB 5310-1995, JIS G3463-2006, ASTM A106-2006, DIN 1626, API 5CT, BS 1387 |
| Grade | ST37, 15crmo, API J55, STPG42, A53(A,B), 15NiCuMoNb5, Cr17Ni8, STB35, STPA25 |
| Thickness | 3mm - 50mm |
| Section Shape | Square/The needs of customers |
| Place of Origin | China |
| Application | Structure Pipe |
| Technique | Hot Rolled |
| Certification | API |
| Surface Treatment | galvanized |
| Special Pipe | Thick Wall Pipe |
| Alloy Or Not | Is Alloy |
| Tolerance | ±1% |
| Type | Square Tubesc |
| Processing Service | Bending, Welding, Decoiling, Punching, Cutting |
| Product name | Square Steel Tube |
| Keyword | Seamless Square Pipes |
| MOQ | 1 Ton |
| Material | Q195/Q215/Q235/Q345/10#/20# |
| Usage | Construction Structure etc |
| Shape | Round.Square. Rectangular |
FAQ：
Q:What kind of work does your company do?
A:We are a business steel industry and trade.
We mainly produces galvanized steel plate/pipe/coil/round bars,as well as carbon plate/pipe/coil/bar etc.
Q:What are the advantages of your company?
A:(1): Prime quality and reasonable price.
(2): Wide excellent experiences with after-sale service.
(3): Every process will be checked by responsible QC which insures every product's quality.
(4): Professional packing teams which keep every packing safely.
(5): Samples can be provided as your requirements.
Q:What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance based on BL copy or LC at sight. If you have another question, pls feel free to contact us as below
Q:What about your price?
A:Our price is very competitive.
Pls feel free to contact us if you are interested in our products.
Q:How long is your delivery time?
A:Different products have different delivery time. The products will be delivered as soon as possible on the basis of the quality assurance. Usually the delivery time is within5 days after we received your balance.