Anti-corrosion coated steel pipe

OCTG

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Anti-corrosion coated steel pipe

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2PE /3PE coated pipe

Pipe Type:PE Coated Pipe, 2PE Coated Pipe, 3PE Coated Pipe

Application:Used for for natural gas, petroleum, water & sewage, and pipe systems

Specification:OD: 219mm~2020mm

                        WT: 5mm~25mm

                        LENGTH: 4mtr, 6mtr, 12mtr, 18mtr, 21mtr

MOQ: 1 Ton

Coating Standard:DIN 30670, DIN 30671, DIN 30678, SY/T0413-2002 etc.

Pipe Type: Submerged Arc Welded (LSAW/SSAW), Electrci Resistance Welded

Ends:Plain,Beveled, Thread With Couplings Or Sockets; Plastic Caps And Steel Rings Can Be Provided if possible

Surface:Two/Three Layer Polyethylene Coating (2mm~4.5mm)

Packing:Waterproof Paper wrapped, Steel Strips bundled, two tags on each bundle

Introduction

Pipe Type:PE Coated Pipe, 2PE Coated Pipe, 3PE Coated Pipe

Application: Used for for natural gas, petroleum, water & sewage, and pipe systems

Specification:OD: 219mm~2020mm

                        WT: 5mm~25mm

                        LENGTH: 4mtr, 6mtr, 12mtr, 18mtr, 21mtr

Coating Standard:DIN 30670, DIN 30671, DIN 30678, SY/T0413-2002 etc.

Pipe Type: Submerged Arc Welded (LSAW/SSAW), Electrci Resistance Welded

Ends: Plain,Beveled, Thread With Couplings Or Sockets; Plastic Caps And Steel Rings Can Be Provided if possible

Surface:Two Layer Polyethylene Coating (2mm~4.5mm)

Packing: Waterproof Paper wrapped, Steel Strips bundled, two tags on each bundle

3 PE coating steel pipe can be also used in urban fuel gas piping system, storage tanks and groove piping system, protecting pipe in electricity and communication industries and water piping systems.

3PE anti-corrosion pipe three-tier structure: 
the first layer of epoxy powder (FBE> 100um), the second adhesive (AD) 170-250um, the third layer of polyethylene (PE) 2.5-3.7mm. 
Three of the integration, and steel pipe with a good solid coating. Diameter of Φ159-Φ1220. 

2PE pipe anti-corrosion two-story structure, the first layer adhesive (AD), the second layer of polyethylene (PE), two kinds of integration.

Coating Material : Epoxy Powder, Adhesion, Polyethylene Or Polypropylene, Cement Inside 

3PE anti-corrosion consists of three layers of structure 
-The first layer of epoxy powder is greater than 100Um
-The second layer of adhesive, (AD) 170-250um.
-The third layer of polyethylene (PE) 1.8-3.7mm.

2PE anti-corrosion (two-layer polyethylene) structure
-The first layer of adhesive, (AD) 170-250um.
-The second layer of polyethylene (PE) 1.8-3.7mm

3PE Coating Steel Pipe/2PE Coating Steel Pipe:
-Coating Material: Epoxy Powder, Adhesion, Polyethylene Or Polypropylene, Cement Inside
-Standard: API 5L (PSL1, PSL2); GB/T 9711.1;
-Grade: Gr. B, X42, X46, X52, X60, X65, X70, X80; Gr. C;
-The third party, SGS, BV, can be accepted.

2PP PRESERVATION:

PP anti-corrosion pipe two-story structure: the first layer adhesive (AD), the second layer of polypropylene (PP), two kinds of integration, three layers thick with the same PP.

3PP PRESERVATION:

PP three-tier structure of anti-corrosion pipeline:

-The first layer of epoxy powder (FBE50 – 100um),

-The second adhesive (AD) 250 – 400um,

-The third layer of polypropylene (PP) 1.4 – 4.0mm.

Three of the integration, and steel pipe with a good solid coating, Coating temperature up to 110 degrees.

-Diameter of Φ159 – Φ1440

Specification

THICKNESS OF 3LPE COATING ON STEEL PIPES

minimum 125 µm Epoxy layer thickness

minimum 150 µm copolymer layer thickness

minimum thickness of 1.8 mm to 4.7 mm polyethylene or polypropylene layer

 

Minimum total layer thickness range

M kg/m

Layer thickness in mm

Class A1

Class A2

Class A3

Class B1

Class B2

Class B3

Class C1

Class C2

Class C3

M ≤ 15

1,8

2,1

2,6

1,3

1,8

2,3

1,3

1,7

2,1

15 < M ≤ 50

2,0

2,4

3,0

1,5

2,1

2,7

1,5

1,9

2,4

50 < M ≤ 130

2,4

2,8

3,5

1,8

2,5

3,1

1,8

2,3

2,8

130 < M ≤ 300

2,6

3,2

3,9

2,2

2,8

3,5

2,2

2,5

3,2

300 < M

3,2

3,8

4,7

2,5

3,3

4,2

2,5

3,0

3,8

Please note: The total required thickness may be reduced for SAW pipes by a maximum of 10% on joint seam.
Class 1 and 2 for medium and light applications (sandy soil).
Class 3 – application in extreme conditions (rocky soil) or underwater.

 

Minimum thickness of finished coating

Pipe Sizes (Specified OD)

Minimum Coating Thickness Chart (mm)

≤ 10 3 /4” (273.1 mm)

2.5

> 12 3 /4” ( 323.9 mm) to ≤ 18” (457 mm)

2.8

> 20" (508.0 mm) to ≤ 30" (762 mm)

3.0

> 32" (813.0 mm)

3.3

External Coating

Coating Type

Coating Standard

Single Layer FBE

SY/T 0315-2005, CAN/CSA Z245.20-2010,

DEP 31.40.30.32-Gen-2011, ISO     21809-2-2007, API RP 5L9-2001

 

Double Layer FBE

Q/enPC 38-2002, CAN/CSA Z245.20-2010

2LPE/2LPP Coating

SY/T 0413-2002, GB/T 23257-2009, ISO     21809-1-2009

3LPE/3LPP Coating

SY/T 0413-2002, GB/T 23257-2009, DIN     30670-1991, CAN/CSA Z245.21-2010,

ISO 21809-1-2009, NF A49-711-1992, NF     A49-710-1988

 

Concrete Weight Coating

Q/HS 3017—2008

Insulation Coating

SY/T 0415-1996, CJ/T 114-2000, EN     253-1994

Bitumen Coating

BS 534-1990

 

Internal Coating

Coating Type

Coating Standard

Internal Liquid Epoxy Coating

API RP 5L2-2002, DEP     31.40.30.35-Gen-2005

Single Layer FBE

API RP 5L7-1988

Internal Cement Lining

BS 534-1990, AWWA C205-2000

Bitumen Coating

BS 534-1990

Production process

Our Factory

Packaging

If you have any inquiries and questions, please contact CONTINENTAL STEEL CO.,LTD. at any time. Thanks in advance. Welcome!

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CONTINENTAL STEEL CO.,LTD

Continental Steel Co.,Ltd(CSC) is a pioneering manufacturer, stockist, and supplier of steel pipe products.

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