Product Detail
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Product Name
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China Factory Hotsale Huge Amount Prime Quality Round Steel Bar |
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Material
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10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35 |
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Thickness
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1.5mm~24mm |
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Size
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3x1219mm 3.5x1500mm 4x1600mm 4.5x2438mm customized |
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Standard
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ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, BS 1387, BS EN10296, BS |
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6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711 |
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Grade
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A53-A369, Q195-Q345, ST35-ST52 |
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Grade A, Grade B, Grade C |
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Technique
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cold |
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Packing
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Bundle, or with all kinds of colors PVC or as your requirements |
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Pipe Ends
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Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc. |
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MOQ
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1 Tons, more quantity price will be lower |
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Surface Treatment
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1. Mill finished /Galvanized /stainless steel |
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2. PVC,Black and color painting |
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3. Transparent oil,anti-rust oil |
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4. According to clients requirement |
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Product Application
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- 1.commonly used for structurally in buildings and bridges
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- 2. rails, axles, gears, shafts,
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- 3. washing machines, cars,
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- 4. fridges, pipelines and couplings
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Origin
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Tianjin China |
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Certificates
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ISO9001-2008,SGS.BV,TUV |
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Delivery Time
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Usually within 10-15 days after receipt of advance payment |
Main Application
1.Fluid / Gas delivery, Steel structure, Construction;
2.ROYAL GROUP ERW/Welded round carbon steel pipes, which with Highest quality and strong supply ability are widely used in Steel structure and Construction.
Note:
1.Free sampling, 100% after-sales quality assurance, Support any payment method;
2.All other specifications of round carbon steel pipes are available according to your requirement (OEM&ODM)! Factory price you will get from ROYAL GROUP.
Size Chart
| Diameter(mm) |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
customized |
| length(mm) |
800 |
1200 |
1500 |
2000 |
3500 |
6000 |
customized |
Process of production
molten iron magnesium-based desulfurization-top-bottom re-blowing converter-alloying-LF refining-calcium feeding line-soft blowing-medium-broadband conventional grid slab continuous casting-cast slab cutting One heating furnace, one rough rolling, 5 passes, rolling, heat preservation, and finishing rolling, 7 passes, controlled rolling, laminar flow cooling, coiling, and packaging.
Product Inspection
Packing and Transportation
Usually bare package
Transportation: Express (Sample Delivery), Air, Rail, Land, Sea shipping (FCL or LCL or Bulk)
Our Customer
FAQ
Q: Are u a manufacturer?
A: Yes, we are spiral steel tube manufacturer locates in Daqiuzhuang village, Tianjin city, China
Q: Can I have a trial order only several tons?
A: Of course. We can ship the cargo for u with LCL serivece.(Less container load)
Q: Do u have payment superiority?
A: For big order, 30-90 days L/C can be acceptable.
Q: If sample free?
A: Sample free, but the buyer pays for the freight.
Q: Are you gold supplier and do trade assurance?
A: We seven years cold supplier and accept trade assurance.
