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3 LPE Coated Pipe

Home|3 LPE Coated Pipe

Reliable Supplier of 3-layer polyethylene coating Pipe in China, With Different Wall Thicknesses

3 LPE Coated Pipe

3LPE Coated Pipes Specification

pipe size icon

3LPE Coated Pipes Sizes

  • OD: 60 to 3000 mm
  • CT: 4.2 mm max
  • WT: SCH5S to SCH160
welded pipe size icon

PE Coated carbon steel pipe Sizes

  • OD: 25 mm to 3000 mm
  • CT: 4.2 mm
  • Length: 6 - 12 meter
pipe manufacturing process

3lpe pipe coating Manufacturing Process

  • Checking Platform
  • Water Cooling
  • Induction Preheating
Pipe Surface Finish

3LPE Alloy steel pipe Length

  • Standard
  • Single Random
  • Cut length Pipe
Pipe Testing

PE Coated carbon steel pipe Testing methods

  • IGC Test
  • Ultrasonic
  • Radiography Test
  • Ultrasonic Test
Standards

3LPE Nickel Alloy pipes Manufacturing standards

  • IS 3581
  • DIN 30670
  • AS 4321
Applications

3LPE Coated Pipes Applications

  • Oil and gas pipelines
  • Plant process water
  • Drinking water pipelines
Documentation

3LPE Nickel Alloy pipes Test Certificate

  • MTC EN 1024 3.1/3.2
  • Third Party Inspection
  • Manufacturer Test Certificate
Origins

3LPE Alloy steel pipe Thickness

  • SCH 5, SCH 10
  • SCH 20, SCH 40
  • SCH 80, SCH 160
  • SCH XXS
pipe Types

Cutting techniques of 3LPE External Coating Pipe

  • Sawing
  • Water-Jet
  • Burrless Cuts
  • Tapping
Packaging

Pipe Stainless Packing

  • Bundled
  • Bubble Wraps
  • Wooden Box
Advantages

3LPE Coated Pipes Advantages

  • Low moisture permeability
  • Environmental friendliness
  • Durable
  • Minimal maintenance
Measurement

Measurement of PE Coated carbon steel pipe

  • Inner diameter
  • Outer diameter
  • Straightness, Ovality
  • Thickness, Length
Disadvantages

3LPE Coated Pipes Disadvantages

  • Heat limitations
  • Physical damage concerns
  • Application challenges
  • Disbonding potential
End Types

3LPE Nickel Alloy pipes End Types

  • Coupled, Bevel end
  • Cut groove, Threaded
  • Plain end, Roll groove
Features

Features of 3LPE Coated Pipes

  • Corrosion resistance
  • Good resistance of impact
  • Flexibility
  • Durable lifetime

Types of 3LPE Alloy Steel Pipe


3LPE Coated Pipes Supplier in China Offers Many Different Types of Pipes That Are Frequently Used.


3lpe Coated Pipes

3lpe Coated Pipes

Pe Coated Carbon Steel Pipe

Pe Coated Carbon Steel Pipe

3lpe Alloy Steel Pipe

3lpe Alloy Steel Pipe

3 Layer Epoxy Coating

3 Layer Epoxy Coating

3lpe Coated Seamless Steel Pipes

3lpe Coated Seamless Steel Pipes

3lpe External Coating Pipe

3lpe External Coating Pipe

3lpe Nickel Alloy Pipes

3lpe Nickel Alloy Pipes

3lpe Coating on Steel Pipes

3lpe Coating on Steel Pipes

3lpe Stainless Steel Pipe

3lpe Stainless Steel Pipe


Get 3LPE Coated Seamless Steel Pipes & 3lpe pipe consists of Fusion Bonded Epoxy, Refer Coating Process & Thickness Chart.

3LPE Coating on Steel Pipes Thickness Chart

3 LPE Coated Pipe Manufacturer in China Provides a Vast Variety of Sizes

M kg/m Layer Thick in MM
CLASS C3 CLASS B2 CLASS A1 CLASS C1 CLASS A3 CLASS B3 CLASS B1 CLASS C2 CLASS A2
50 < M ≤ 130 2,8 2,5 2,4 1,8 3,5 3,1 1,8 2,3 2,8
300 < M 3,8 3,3 3,2 2,5 4,7 4,2 2,5 3,0 3,8
M ≤ 15 2,1 1,8 1,8 1,3 2,6 2,3 1,3 1,7 2,1
130 < M ≤ 300 3,2 2,8 2,6 2,2 3,9 3,5 2,2 2,5 3,2
15 < M ≤ 50 2,4 2,1 2,0 1,5 3,0 2,7 1,5 1,9 2,4

Weight Chart of 3LPE Coated Pipe

NOMINAL PIPE SIZE INSIDE DIA WALL THICK OUTSIDE DIA WEIGHT PER FOOT SCH NO
1-1/2" 1.500 0.200 1.900 3.635 80 XHY
3/8" 0.493 0.091 0.675 0.568 40 STD
3" 3.068 0.216 3.500 7.583 40 STD
2" 2.067 0.154 2.375 3.656 40 STD
3/8" 0.423 0.126 0.675 0.739 80 XHY
2" 1.939 0.218 2.375 5.027 80 XHY
1/2" 0.622 0.109 0.840 0.852 40 STD
2-1/2" 2.469 0.203 2.875 5.798 40 STD
1/2" 0.546 0.147 0.840 1.089 80 XHY
3" 2.900 0.300 3.500 10.262 80 XHY
1-1/2" 1.610 0.145 1.900 2.720 40 STD
3/4" 0.824 0.113 1.050 1.132 40 STD
1" 1.049 0.133 1.315 1.681 40 STD
3/4" 0.742 0.154 1.050 1.475 80 XHY
1" 0.957 0.179 1.315 2.174 80 XHY
4" 3.826 0.337 4.500 14.997 80 XHY
1-1/4" 1.380 0.140 1.660 2.275 40 STD
12" 12.000 0.375 12.750 49.608   STD
1-1/4" 1.278 0.191 1.660 2.999 80 XHY
2-1/2" 2.323 0.276 2.875 7.668 80 XHY
10" 9.750 0.500 10.750 54.786 60 XHY
4" 4.026 0.237 4.500 10.800 40 STD
20" 19.250 0.375 20.000 78.672 20 STD
5" 5.047 0.258 5.563 14.631 40 STD
14" 13.250 0.375 14.000 54.619 30 STD
5" 4.813 0.375 5.563 20.797 80 XHY
16" 15.250 0.375 16.000 62.637 30 STD
6" 6.065 0.280 6.625 18.992 40 STD
18" 17.000 0.500 18.000 93.538   XHY
6" 5.761 0.432 6.625 28.600 80 XHY
14" 13.000 0.500 14.000 72.158   XHY
8" 7.981 0.322 8.625 28.580 40 STD
16" 15.000 0.500 16.000 82.848 40 XHY
8" 7.625 0.500 8.625 43.428 80 XHY
12" 11.750 0.500 12.750 65.476   XHY
28" 27.000 0.500 28.000 146.988 20 XHY
10" 10.020 0.365 10.750 40.521 40 STD
18" 17.250 0.375 18.000 70.654   STD
26" 25.000 0.500 26.000 136.298 20 XHY
20" 19.000 0.500 20.000 104.228 30 XHY
22" 21.250 0.375 22.000 86.689 20 STD
36" 35.000 0.500 36.000 189.748 20 XHY
22" 21.000 0.500 22.000 114.918 30 XHY
32" 31.000 0.500 32.000 168.368 20 XHY
24" 23.250 0.375 24.000 94.707 20 STD
30" 29.000 0.500 30.000 157.678 20 XHY
24" 23.000 0.500 24.000 125.608   XHY
38" 37.000 0.500 38.000 200.438   XHY
26" 25.250 0.375 26.000 102.724   STD
42" 41.000 0.500 42.000 221.818   XHY
28" 27.250 0.375 28.000 110.742   STD
60" 59.250 0.375 60.000 239.022   STD
40" 39.000 0.500 40.000 211.128   XHY
30" 29.250 0.375 30.000 118.759   STD
36" 35.250 0.375 36.000 142.812   STD
60" 59.000 0.500 60.000 318.028   XHY
32" 31.250 0.375 32.000 126.777   STD
54" 53.000 0.500 54.000 285.958   XHY
34" 33.312 0.344 34.000 123.765 10  
54" 53.250 0.375 54.000 214.969   STD
34" 32.624 0.688 34.000 245.000 40  
48" 47.250 0.375 48.000 190.917   STD

3 Layer Epoxy Coating Pressure Rating

NOMINAL SIZE
(MM) 		WALL THICK
(MM) 		SCHEDULE NO. TEMP (oC)
-29 – 38 350 260 400 370 4301) 450
MAX ALLOWABLE STRESS (MPa)
137.8 117.1 130.2 89.6 115.7 74.4 137.8
15 7.47 XXS 98245 83507 92836 63857 82522 53053 98245
3.73 XS 80 48092 40878 45466 31260 40396 25969 48092
2.77 STD 40 34416 29255 32528 22372 28910 18589 34416
4.78 160 62830 53404 59378 40837 52777 33929 62830
20 5.56 160 58152 49429 54955 37799 48843 31398 58152
2.87 STD 40 28070 23860 26526 18245 23578 15158 28070
7.82 XXS 83107 70643 78539 54024 69809 44881 83107
3.91 XS 80 39418 33506 37247 25617 33106 21283 39418
25 9.09 XXS 77030 65476 72793 50070 64704 41595 77030
4.55 XS 80 36283 30862 34285 23584 30474 19595 36283
3.38 STD 40 26251 22310 24804 17060 22048 14173 26251
6.35 160 52481 44606 49594 34112 44082 28339 52481
32 9.70 XXS 64601 54906 61045 41988 54266 34884 64601
4.85 XS 80 30178 25651 28518 19616 25348 16295 30178
3.56 STD 40 21614 18369 20421 14049 18155 11672 21614
6.35 160 40596 34505 38364 26389 34099 21924 40596
40 7.14 160 39738 33816 37599 25858 33416 21483 39738
5.08 XS 80 27402 23295 25900 17811 23019 14800 27402
10.16 XXS 58779 49966 55547 38205 49374 31742 58799
3.68 STD 40 19444 16529 18375 12636 16329 10550 19444
50 8.74 160 38866 33037 36731 25266 32652 20987 38866
5.54 XS 80 23653 20105 22351 15378 19871 12774 23653
11.07 XXS 50793 43173 48003 33017 42670 27429 50793
3.91 STD 40 16378 13925 15468 10645 13759 8847 16378
65 7.01 XS 80 24818 21097 23447 16129 20849 13401 24818
14.02 XXS 53081 45116 50159 34498 44585 28662 53081
9.53 160 34615 29420 32714 22503 29076 18693 34615
5.16 STD 40 17914 15227 16929 11644 15048 9674 17914
80 15.24 XXS 46976 39928 44392 30536 39459 25369 46976
7.62 XS 80 21986 18693 20780 14290 18472 11871 21968
5.49 STD 40 15558 13222 14969 10108 13063 8399 15558
11.13 160 33079 28111 31253 21497 27780 17859 33079
100 13.49 160 31019 26368 29310 20160 26058 16750 31019
8.56 XS 80 19058 16198 18010 12388 16012 12094 19058
11.13 120 25190 21407 23805 16371 21159 13601 25190
17.12 XXS 40348 34298 38129 26230 33892 21786 40348
6.02 STD 40 13187 11210 12464 8571 11079 7124 13187
125 6.55 STD 40 11561 9825 10921 7510 9708 6243 11561
12.70 120 23130 19657 21855 15034 19430 12492 23130
19.05 XXS 35897 30516 33926 23337 30158 19388 35897
15.88 160 29407 24997 27787 19113 24701 15881 29407
9.53 XS 80 17060 14503 16122 11093 14331 9212 17060
150 14.27 120 21745 18448 20553 14138 18265 11747 21745
10.97 XS 80 16474 14007 15571 10707 13842 8895 16474
7.11 STD 40 10550 8924 9928 6828 8819 5370 10550
18.26 XXS 160 28325 24074 26768 18410 23784 15296 28325
200 22.23 XXS 26334 22386 24877 17115 22124 14221 26334
7.04 30 7924 6732 7489 5147 6656 4279 7924
15.09 100 17452 14834 16488 11341 14655 9426 17452
12.70 XS 80 14572 12388 13766 9474 12237 7868 14572
10.31 60 11741 9977 11093 7627 9860 6339 11741
18.26 120 21345 18148 20174 13876 17935 11527 21345
6.35 20 7138 6063 6745 4637 5994 3852 7138
20.62 140 24308 20656 22971 15799 20415 13125 24308
8.18 STD 40 9246 7855 8737 6008 7765 4995 9246
23.01 160 27340 23240 25838 17769 22964 14765 27340
250 21.44 120 20036 17032 18934 13022 16825 10817 20036
7.8 30 7028 5974 6642 4568 5905 3796 7028
15.09 80 13863 11781 13098 9012 11644 7483 13863
12.7 XS 60 11596 9853 10955 7538 9736 6263 11596
18.26 100 16922 14386 15992 10996 14214 9136 16922
9.27 STD 40 8385 7131 7923 5450 7048 4527 8385
25.4 XXS 140 23998 20394 16474 15599 20153 12960 23998
6.35 20 5698 4844 5388 3707 4789 3080 5698
28.58 160 27229 23143 25734 17700 22875 14703 27229
300 25.4 120 20015 17011 18913 13008 16811 10804 20015
8.38 30 6359 5402 6008 4134 5540 3431 6359
9.53 STD 7241 6153 6842 4706 6084 3914 7241
10.31 40 7854 6676 7421 5015 6601 4244 7854
12.70 XS 9722 8268 9191 6318 8165 5250 9722
17.48 80 13525 11492 12850 8792 11362 7303 13525
21.44 100 16736 14227 15819 10879 14062 9040 16736
33.32 XXS 160 26740 22730 25273 17383 22461 14441 26740
28.58 140 22682 19278 21435 14744 19051 12244 22682
6.35 20 4795 4072 4534 3114 4024 2591 4795
14.27 60 10969 9322 10363 7131 9212 5925 10969


Characteristics Of 3lpe External Coating Pipe

Characteristics Of 3lpe External Coating Pipe

Characteristics

  • Moisture resistance
  • Long service life
  • High bond strength
  • Mechanical protection
  • Temperature Tolerance
  • Cathodic disbondment resistance
  • Corrosion resistance
  • Chemical resistance




Coating Range Of 3LPE Pipeline

PRODUCTS SPECIFICATION SIZE/RANGE
Single Layer / Dual Layer Fusion Bonded Epoxy (SFBE / DFBE) As per CSA, As per NACE, As per BS 4 NPS (114.3 MN) to 122 NPS (3099 WA)
External Three Layer Polyethylene / Polypropylene (3LPE / 3LPP) Coating As per DIN, As per CSA, As per NFA, As per ISO 4 NPS 114.3 MM1 to 122 NPS (3099 MM)
Note: 1 Pipes can be supplied as per Customer Specification also.

Surface Coating of Three Layers coated pipe

3 Layer Epoxy Coating Pressure Rating
  • Layer 1: This is the Layer That Prevents Corrosion. Fusion-bonded Epoxy, Which Provides Excellent Corrosion Protection, Makes Up This Layer.
  • Layer 2: The Copolymer Adhesive Is This Layer. The Copolymer Adhesive Is A Polyethylene Compound Grafted With Maleic Anhydride.
  • Layer 3: This Layer Is Made Of Polyethylene And Serves As Physical Protection.

Capability Of 3LPE Coated Pipes

Capability 3Lpe
Bendability Yes
Max recommended operating temperature 85°C
Min recommended handling and construction temperature -40°C
Max pipe diameter 1220 Mm + (48")+
Min pipe diameter 51 mm (2")

Difference Between 3 LPE Coated Pipe and Stainless Steel pipe

Difference 3 LPE Coated Pipe and Stainless Steel pipe
3 LPE coated pipe Stainless steel pipe
Uses Transporting corrosive fluids and gases Environments where other materials might fail
Properties Corrosion resistant, chemical resistant, and can withstand varying temperatures and pressures Corrosion resistant, strong, and can withstand extreme pressures and temperatures
Composition Coated with polyethylene, epoxy, and adhesive Alloy of steel, chromium, molybdenum, nickel, silicon, carbon, and aluminum


How Does Yaye Industrial Wenzhou Test the Quality of Its 3 LPE Coated Pipe ?

  • Coating Thickness Measurements
  • Holiday Detection Using a High Voltage Probe
  • Impact Tests
  • Visual Checks
  • Sometimes Even Laboratory Tests on the Coating Materials

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