Steel Hollow Bar Size - Steel Square Pipe – Rainbow

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Hot rolled steel tubes are manufactured by passing sheet metal through rollers to achieve specific physical dimensions. The finished product has a rough surface finish with radiused corners, and either a welded or seamless construction.Manufacturing hot rolled square steel tubing involves rollin...


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Steel Hollow Bar Size - Steel Square Pipe – Rainbow Detail:

Hot rolled steel tubes are manufactured by passing sheet metal through rollers to achieve specific physical dimensions. The finished product has a rough surface finish with radiused corners, and either a welded or seamless construction.

Manufacturing hot rolled square steel tubing involves rolling the steel at temperatures exceeding 1,000

Product Description
Product name hot dipped galvanized steel pipe
Pipe end plain end
Pipe Length 3 meters-12 meters
Outside daimeter 1/2 inch-8 inch
Pipe fittings threaded, coupling, caps, flange, etc
Materials Q195, Q235, Q235B, St37-2, St52, SS400, STK500, ASTM A53, S235JR
Standard API 5CT, GB/T3091, ASTM A53, JIS G 3443
Surface galvanized
Zinc Coating > 210g/m2
Payment term T/T, L/C
Applications water pipe, low fluid transportation, scaffolding pipe, greenhouse pipes
Certificate ISO9001, SGS, TUV, BV
Specifications of Pre Galvanized Steel Pipe
Round Pipe Rectangular Tube Square Tube
Nominal Thickness Size Thickness Size Thickness
IN MM MM MM MM MM MM
1/2″ 20 0.8-2.2 20*40 0.8-2.0 16*16 0.8-1.5
3/4” 25 0.8-2.2 25*50 0.8-2.0 19*19 0.8-2.0
—— 25.4 0.8-2.2 30*40 0.8-2.0 20*20 0.8-2.0
1″ 32 0.8-2.2 30*50 0.8-2.0 25*25 0.8-2.0
—— 38 1.0-2.2 37*57 0.8-2.0 30*30 0.8-2.0
1-1/4′ 40 1.0-2.2 40*60 0.8-2.0 32*32 0.8-2.0
—— 42 1.0-2.3 37*77 0.8-2.0 35*35 0.8-2.0
1-1/2′ 47 1.0-2.3 25*75 0.9-2.0 38*38 0.8-2.0
—— 48 1.0-2.3 40*80 1.0-2.2 40*40 0.8-2.0
2″ 59 1.0-2.3 50*100 1.0-2.2 50*50 0.8-2.2
—— 60.3 1.0-2.3 50*75 1.0-2.2 60*60 1.0-2.2
2-1/2″ 75 1.0-2.3 38*75 1.0-2.2 75*75 1.0-2.2
3″ 87 1.0-2.3 50*150 1.3-2.2 80*80 1.0-2.2
4″ 113 1.0-2.3 100*100 1.2-2.2

Product detail pictures:

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures

Steel Hollow Bar Size - Steel Square Pipe – Rainbow detail pictures


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With our excellent administration, strong technical capability and strict excellent control method, we carry on to offer our clients with responsible good quality, reasonable costs and great companies. We intention at becoming considered one of your most responsible partners and earning your pleasure for Steel Hollow Bar Size - Steel Square Pipe – Rainbow , The product will supply to all over the world, such as: Cape Town, Plymouth, Portugal, With high quality, reasonable price, on-time delivery and customized & personalized services to help customers achieve their goals successfully, our company has got praise in both domestic and foreign markets. Buyers are welcome to contact us.
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    5 Stars By Elizabeth from Dominica - 2017.02.14 13:19
    This supplier's raw material quality is stable and reliable, has always been in accordance with the requirements of our company to provide the goods that quality meet our requirements.
    5 Stars By Antonio from Maldives - 2017.10.23 10:29
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