100% Original Factory Carbon Seamless Steel Tube For Pipeline - Hot sale seamless round welded black steel pipe – RELIANCE Detail:
GRADE ST55 STEEL SEAMLESS PIPE
Product | Hot Rolled 20mm-660mm seamless black steel pipe | |
Specification | Section shape: round | |
Thickness: 0.5mm-17.75mm | ||
Outer diameter: 20mm-660mm | ||
Standard | BS1387,GB3091,ASTMA53, B36.10, BS EN1029, API 5L, GB/T9711 etc | |
Material | Q195, Q235, Q345; ASTM A53 GrA,GrB; STKM11,ST37,ST52, 16Mn,etc. | |
Fabrication | Plain ends, cutting, threading, etc | |
Surface Treatment | 1. Galvanized | |
2. PVC,black and color painting | ||
3. Transparent oil,anti-rust oil | ||
4. According to clients requirement | ||
Package | 1. Bundle | |
2. Bulk | ||
3. Plastic bags ,etc | ||
Min order | 10 tons, more quantity price will be lower | |
Payment terms | T/T, L/C at sight, western union etc. | |
Deliver time | Within 7-30 days after deposit, ASAP | |
Application | Construction,machine structure pipe, Agriculture equipment pipe, Water and gas pipe, Greenhouse pipe, Scaffolding pipe, Building material tube, Furniture tube, Low pressure fluid tube, Oil pipe, etc | |
Others | We can do special orders as customer’s requests. | |
We also can provide all kinds of steel hollow pipes. | ||
All the production process are made under the ISO9001:2008 strictly | ||
Business type | Manufacture and exporter | |
Contact | Tell: 0086-022-23757189 | |
Fax: 0086-022-23757180 | ||
Web: http://www.reliancesteel.cn/ | ||
Key words: st55 steel seamless pipe, steel seamless pipe | ||



Round ERW Steel Pipe Producing Flow: Uncoiling —— Forming —— Welding —— Cutting —— Testing —— Storing & Packing.
3 inch black iron pipe

With the development of 10 years, our pipes are exported to all over the world, Poland, India, Thailand, Korea, Brazil, Spain, Middle East, South America etc.
Quality Assurance:
BV, ISO certificates and SGS test can be provided to assure the quality of our products.
Professional advantage:
More than 10 years’ professional producing experience.
Price advantage:
We are manufacturer and we have our own factory, you can get a competitive price with high quality.
Service advantage:
Your enquiry will get quickest and most efficient response. We can provide samples for your evaluation as well as fastest delivery.
Honor advantage:
Good reputation in this industry due to our high quality products and service.
GRADE ST55 STEEL SEAMLESS PIPE
Product detail pictures:






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No matter new shopper or old customer, We believe in very long expression and dependable relationship for 100% Original Factory Carbon Seamless Steel Tube For Pipeline - Hot sale seamless round welded black steel pipe – RELIANCE, The product will supply to all over the world, such as: UAE , Philippines , Sri Lanka , It is our customers' satisfaction over our products and services that always inspires us to do better in this business. We build mutually beneficial relationship with our clients by giving them large selection of premium car parts at marked down prices. We provide wholesale prices on all our quality parts so you are guaranteed greater savings.
The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
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