Looking forward to your favourable inquiry!

BackHome > Products > Galvanized Steel Pipe

Hot Dip Galvanized Pipe

Product: galvanized pipe, galvanized steel pipe, hot dipped galvanized steel pipe
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
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
Pipe tape
 Seamless & Welded Steel Pipe (Round/Square/Rectangular)
Square Cut/Threaded, Burr Removed
Zinc Coating
 120~500 g/m2 (30um~70um)
Packing  Steel Strips bundled, Plastic Caps plugged, Waterproof Paper wrapped etc.


Production Process:

  • Inspection Raw material in site (surface zinc coating and size)
  • Open Coil and Joined welding
  • Continuous ERW or HFW welding
  • Cutting
  • End and welding inspection (Painting ends)
  • Mark Packing and Trucking
  • Building and structural material
  • Mechanical and general engineering purposes
  • Manufacturing of Bus Body, Railway Boogies
  • In Telephone department as Conduit Pipes 


Steel Standard

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

ASTM A795/SS400/BS1387

Surface treatment


General size sch40

Stock about 100 tons per size

100 TonsOrder≤1000Tons

25 Days leading time



  Our factory



Looking forward to your favourable inquiry!

  Manufacture Process

Material Inspection (Steel Pipe) --- Hanging --- De-greasing --- Rinsing --- Pickling --- Washing --- Dipping Fluxing --- Hot Air Drying --- Inside and Outside Hot-dipped Galvanizing Blow

--- Cooling --- Passivation and Rising --- Unloading --- Inspection and Trimming --- Type Identification --- Packaging and Storing and Transportation


If you have any inquiries and questions, please contact United Steel Industry Co.,Ltd

at any time. Thanks in advance. Welcome! Email :Sales@united-steel.com

COPYRIGHT © 2016 ~ 2022 UNITED STEEL INDUSTRY CO., LTD Todos los derechos reservados. www.united-steel.com