galvanized pipe

Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
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  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe
  • Pipe Fittings,Welding neck flange SO flange,Welded Alloy Steel Pipe

galvanized pipe

Category : Coated Pipe
Product Name Hot Dip Galvanized Pipe galvanized steel pipe for industry use, galvanized scaffolding pipe for construction
Application Used for transporting low pressure liquid, gas and heating
Size OD: 21.3mm ~ 406.4mm
WT: 0.5mm ~ 20mm
LENGTH: 0.3mtr ~ 18mtr, Ramdon Length, Fixed Length, SRL, DRL
Standard GB/T 3091 Q195/Q215/Q235/Q345, BS 1387, EN 39, EN 1139 S235JR/S275JR, ASTM A53 GR. A/B/C, JIS G3444 STK 400/STK 500
Surface 120~500 g/m2(30um~70um)
End Plain End/Bevelled End, Burr Removed
Packing Bundled/In Bulk, Plastic Caps Plugged, Waterproof Paper Wrapped
  • Description
  • Specification
  • Standard
  • Process
  • Packing
Introduction
Pipe Type: Seamless & Welded Steel Pipe (Round/Square/Rectangular)
End: Square Cut/Threaded, Burr Removed
Zinc Coating: 120~500 g/m2 (30um~70um)
Packing: Steel Strips bundled, Plastic Caps plugged, Waterproof Paper wrapped etc.

Application: 
1.Building and structural material
2.Mechanical and general engineering purposes
3.Manufacturing of Bus Body, Railway Boogies
4.In Telephone department as Conduit Pipes

regulation grid OD Wall thickness mm Minimum wall Welded pipe Galvanized pipe
mm ( 6 m fixed length) ( 6 m fixed length)
Nominal inner diameter inch Thick mm Meter weight kg Root weight kg Meter weight kg Root weight kg
DN15 1月2日 21.3 2.8 2.45 1.28 7.68 1.357 8.14
DN20 3月4日 26.9 2.8 2.45 1.66 9.96 1.76 10.56
DN25 1 33.7 3.2 2.8 2.41 14.46 2.554 15.32
DN32 1.25 42.4 3.5 3.06 3.36 20.16 3.56 21.36
DN40 1.5 48.3 3.5 3.06 3.87 23.22 4.1 24.6
DN50 2 60.3 3.8 3.325 5.29 31.74 5.607 33.64
DN65 2.5 76.1 4 3.5 7.11 42.66 7.536 45.21
DN80 3 88.9 4 8.38 50.28 8.88 53.28
DN100 4 114.3 4 10.88 65.28 11.53 69.18
DN125 5 140 4.5 15.04 90.24 15.942 98.65
DN150 6 168.3 4.5 18.18 109.08 19.27 115.62
DN200 8 219.1 6 (welded pipe) 31.53 189.18
DN200 8 219.1 6.5 hot-dip galvanizing 36.12 216.72


GB / T 3091-2001 hot-dip galvanized pipe wall thickness deviation

name Chinese standard Enterprise standard Contrast conclusion
Weigh Low pressure fluid conveying welded steel pipe Welded steel pipe
GB/T3091-2001 Q/YF01-2002
1 Steel pipe outer diameter Steel pipe outer diameter, Better than Chinese standards
outer diameter allowable deviation
Outer diameter D/mm Tube outer diameter deviation mm Tube outer diameter Outer diameter D 8″ ± 0.60mm
Deviation mm
D< 48.3 ± 0.5mm 5″-6″ ± 0.50mm
48.3<D < ± 1.0% 4″ ± 0.40mm
168.3
168.3<D < ± 0.75% 1.6 3″-“ ± 0.30mm
508
D>508 ± 1.0% 2.2 2″ or less ± 0.20mm
Wall thickness deviation ± 12.5% Wall thickness S 1.8 5%
5.75mm
2 Usual length Allowable deviation length Usual length Allowable deviation Better than Chinese standards
4M-12M 20 2 inches or less 5-0
Double length: 5-10mn ® should be 20 2.5 inches – 4 inches 5-0
left for each double in the usual length 5 inches or more 15-0
Margin Special length 20-0



Steel Standard

GB/T3091-2015/ISO 65/ASTM A53/

ASTM A795/SS400/BS1387

Surface treatment

Galvanization(100g/㎡-200g/㎡)

General size sch40

Stock about 100 tons per size

100 Tons<Order≤1000Tons

25 Days leading time

1000Tons<Order

Negotiable

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