Product Detail
| Product Name | Hotselling Best Quality A Large Amount Hot Rolled Steel Strips | 
| Material | 10#, 20#, 45#, 16Mn, A53(A,B), Q235, Q345, Q195, Q215, St37, St42, St37-2, St35.4, St52.4, ST35 | 
|  Thickness | 1.5mm~24mm | 
| Size | 3x1219mm  3.5x1500mm  4x1600mm  4.5x2438mm customized | 
| Standard | ASTM A53-2007, ASTM A671-2006, ASTM A252-1998, ASTM A450-1996, ASME B36.10M-2004, ASTM A523-1996, BS 1387, BS EN10296, BS | 
|  | 6323, BS 6363, BS EN10219, GB/T 3091-2001, GB/T 13793-1992, GB/T9711 | 
| Grade | A53-A369, Q195-Q345, ST35-ST52 | 
|  | Grade A, Grade B, Grade C | 
| Technique | Hot rolled | 
| Packing | Bundle, or with all kinds of colors PVC or as your requirements | 
| Pipe Ends | Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc. | 
| MOQ | 1 Tons, more quantity price will be lower | 
| Surface Treatment | 1. Mill finished /Galvanized /stainless steel | 
|  | 2. PVC,Black and color painting | 
|  | 3. Transparent oil,anti-rust oil | 
|  | 4. According to clients requirement | 
| Product Application | 
	1. Manufacturing of building structures, | 
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	4. agricultural and construction machinery, | 
| Origin | Tianjin China | 
| Certificates | ISO9001-2008,SGS.BV,TUV | 
| Delivery Time | 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
| Thickness(mm) | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | customized | 
| Width(mm) | 800 | 900 | 950 | 1000 | 1219 | 1000 | 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.