galvanized pipe, galvanized steel pipe, pre galvanized steel pipe, pre-galvanized steel pipe

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  • Pre Galvanized Steel Pipe
  • Pre Galvanized Steel Pipe
  • Pre Galvanized Steel Pipe
  • Pre Galvanized Steel Pipe
  • galvanized pipe, galvanized steel pipe, pre galvanized steel pipe, pre-galvanized steel pipe
  • galvanized pipe, galvanized steel pipe, pre galvanized steel pipe, pre-galvanized steel pipe
  • galvanized pipe, galvanized steel pipe, pre galvanized steel pipe, pre-galvanized steel pipe
  • galvanized pipe, galvanized steel pipe, pre galvanized steel pipe, pre-galvanized steel pipe

Pre Galvanized Steel Pipe


Product: galvanized pipe, galvanized steel pipe, pre galvanized steel pipe, pre-galvanized steel pipe
Application:    Used for transporting low pressure liquid, gas and heating.
Size:  OD: 21.3mm ~ 610mm
 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
Pipe tape
   Electric Resistance Welded Steel Pipe (Round/Square/Rectangular)
End
Square Cut/Threaded, Burr Removed
Zinc Coating
 10~50 g/m2
Packing  Steel Strips bundled, Plastic Caps plugged, Waterproof Paper wrapped etc.

   Introduction
Benefits of galvanized pipe
Because the pipes are galvanized, it is protected from rust and corrosion. Steel rusts after interacting with water or moisture in the air over time. By adding a coating of zinc to the tubing, galvanized steel round tubing corrodes much slower, extending the life of your tubing. 


In addition to this, galvanized pipe also provides:

  • Lower cost than stainless steel
  • Lowest long-term cost
  • Reliable performance
  • Excellent resistance to mechanical damage

Features:

  • Hold superior corrosion resistance strength
  • Can be installed in indoor as well as outdoor areas
  • Longer working life
  • Economical in operation
  • Uniform design
  • Available in various length, thickness and size

Galvanized steel pipe coating types   

        · Hot dipped galvanized steel pipe

        · Cold galvanized pipe or electric galvanized pipe

        · Zinc coated galvanized pipe

        · Powder coated galvanized steel pipe

        · Epoxy coating galvanized pipe

        · PVC coated galvanized pipe

Standard

EN ISO 1461

Nominal diameter

1/2" - 4" inches

Nominal wall thickness

2.0 mm - 4.5mm

Test pressure index Dia

10.2 mm - 168.3 mm 3 MPa

177.8mm - 323.9 mm 5 MPa

Zinc coated galvanized pipe layer thickness

For Hot galvanized : 35μm - 650μm

For Cold galvanized: 5-15μm

Seamless galvanized carbon steel pipes    process

        · Finished pickling

        · washing

        · plating

        · drying

        · hanging plating

        · cooling

        · medicine

        · cleaning

        · grinding

        · and hot galvanized finish

Types of Galvanizing coating appearanc e

        · Shiny

        · Spangled

        · Matte grey

        · Shiny and dull

Test Reports

Laboratory testing, magnetic gauge test reports


   Specification

PRODUCT

THICKNESS (MM)

LENGTH

STANDARDS

Galvanised Pipes

upto 9mm

Random Length of 4 to 7 meters unless specified otherwise

IS : 1239 [PART1] / 1990





ERW CONSTRUCTION HOT-DIPPED GALVANIZED STEEL PIPES

EXTERNAL DIAMETER

(D)

WALL THICKNESS (s) mm

WEIGHT kg/m

Φ

inches

mm

1.80

2.00

2.30

2.50

3.00

3.20

3.60

4.00

Φ21

1/2”

21.3

0.87

0.95

1.08

1.16

1.35

1.43

1.57

1.71

Φ26

3/4"

26.9

1.11

1.23

1.40

1.50

1.77

1.87

2.07

2.26

Φ33

1”

33.7

1.42

1.56

1.78

1.92

2.27

2.41

2.67

2.93

Φ42

1 1/4”

42.4

1.80

1.99

2.27

2.46

2.91

3.09

3.44

3.79

Φ48

1 1/2”

48.3

2.06

2.28

2.61

2.82

3.35

3.56

3.97

4.37

Φ60

2”

60.3

2.60

2.88

3.29

3.56

4.24

4.51

5.03

5.55

Φ76

2 1/2”

76.1

3.30

3.65

4,19

4.54

5.41

5.75

6.44

7.11

Φ88

3”

88.9

3.87

4.29

4.90

5.33

6.36

6.76

7.57

8.37

Φ114

4”

114.3

4.98

5.54

6.34

6.89

8.23

8.77

9.83

10.88





  Our factory


   Packing 


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


   Equipment 

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

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