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Corrosion protection is one of the most important aspects of modern pipeline engineering that impacts durability and long-term operation because of its high level of corrosion and mechanical damage resistance. 3LPE Coated Seamless Pipe (Three Layer Polyethylene) coated seamless pipes are popular in oil and gas, water transmission, petrochemical, and infrastructure projects due to its high resistance to corrosion and mechanical damage.
The 3LPE Coating Seamless Pipe Weight Chart is a vital concept to comprehend by engineers, procurement managers, and project planners. The correct knowledge of the weight of the pipe and the thickness of the coating will guarantee the correct calculation of loads, the safe delivery, and the estimation of costs. This manual is well-informed and has exhaustive tabularization, with the 3LPE Coating Seamless Pipe Weight Chart in mm and the 3LPE Coating Seamless Pipe Weight Chart in kg.
What is 3LPE coating?
The three-layer polyethylene coating system, abbreviated as 3LPE Coated Seamless Pipe Weight Chart, is developed to shield steel pipelines against corrosion and environmental degradation. The structure of the coating is:
- Fusion Bonded Epoxy (FBE) – Is the leading corrosion protection.
- Adhesive Layer – Attaches the epoxy to the polyethylene layer.
- Polyethylene (PE) Top Layer – Provides mechanical protection and impact resistance.
This mixture gives it good adhesion, a high service life and high durability normally has a life of more than 30-50 years in underground and offshore applications.
Importance of Pipe Weight and Thickness Calculation
The total weight of a 3LPE-coated seamless pipe includes:
- Steel pipe weight
- Coating weight
Accurate weight calculation is important for:
- Crane lifting capacity planning
- Transportation cost estimation
- Structural support design
- Pipeline installation planning
- Storage and logistics management
Using a reliable 3LPE Coated Seamless Pipe Weight Chart simplifies these calculations.
Standard Thickness of 3LPE Coating
The coating thickness is usually a factor of the diameter of the pipes and the needs of the project:
- Small diameter pipes: 1.8 mm – 2.5 mm
- Medium diameter pipes: 2.5 mm – 3.0 mm
- Large diameter pipes: 3.0 mm – 4.0 mm
Post coating outer diameter increases and this directly affects the weight and handling requirements.
3LPE Coating Seamless Pipe Weight Chart in mm
The following table provides dimensional details including outside diameter, wall thickness, coating thickness, and total outer diameter after coating.
| Nominal Pipe Size (Inch) | Outside Diameter (mm) | Wall Thickness (mm) | 3LPE Coating Thickness (mm) | Total OD with Coating (mm) |
| 2″ | 60.3 | 3.91 | 2.0 | 64.3 |
| 3″ | 88.9 | 5.49 | 2.2 | 93.3 |
| 4″ | 114.3 | 6.02 | 2.5 | 119.3 |
| 6″ | 168.3 | 7.11 | 2.5 | 173.3 |
| 8″ | 219.1 | 8.18 | 3.0 | 225.1 |
| 10″ | 273.0 | 9.27 | 3.0 | 279.0 |
| 12″ | 323.9 | 9.53 | 3.2 | 330.3 |
| 14″ | 355.6 | 9.53 | 3.2 | 362.0 |
| 16″ | 406.4 | 9.53 | 3.5 | 413.4 |
| 18″ | 457.0 | 9.53 | 3.5 | 464.0 |
| 20″ | 508.0 | 9.53 | 3.7 | 515.4 |
| 24″ | 609.6 | 12.70 | 4.0 | 617.6 |
This 3LPE Coating Seamless Pipe Weight Chart in mm helps engineers understand dimensional variations after coating application.
3LPE Coating Seamless Pipe Weight Chart in kg (Per Meter)
The table below shows approximate steel weight, coating weight, and total combined weight per meter.
| Nominal Pipe Size | Steel Weight (kg/m) | Coating Weight (kg/m) | Total Weight (kg/m) |
| 2″ | 5.44 | 0.85 | 6.29 |
| 3″ | 11.29 | 1.45 | 12.74 |
| 4″ | 16.07 | 2.10 | 18.17 |
| 6″ | 28.26 | 3.75 | 32.01 |
| 8″ | 42.55 | 5.60 | 48.15 |
| 10″ | 60.32 | 7.80 | 68.12 |
| 12″ | 73.63 | 9.20 | 82.83 |
| 14″ | 81.00 | 10.75 | 91.75 |
| 16″ | 88.60 | 12.80 | 101.40 |
| 18″ | 100.20 | 14.95 | 115.15 |
| 20″ | 112.40 | 17.20 | 129.60 |
| 24″ | 173.50 | 24.80 | 198.30 |
This 3LPE Coating Seamless Pipe Weight Chart in kg is useful for calculating freight charges and handling equipment requirements.
Total Weight Calculation for Standard 12 Meter Length
Since seamless pipes are commonly supplied in 6m or 12m lengths, the following table provides total weight for a 12-meter pipe.
| Nominal Pipe Size | Total Weight (kg/m) | Total Weight for 12m (kg) |
| 2″ | 6.29 | 75.48 |
| 3″ | 12.74 | 152.88 |
| 4″ | 18.17 | 218.04 |
| 6″ | 32.01 | 384.12 |
| 8″ | 48.15 | 577.80 |
| 10″ | 68.12 | 817.44 |
| 12″ | 82.83 | 993.96 |
| 14″ | 91.75 | 1101.00 |
| 16″ | 101.40 | 1216.80 |
| 18″ | 115.15 | 1381.80 |
| 20″ | 129.60 | 1555.20 |
| 24″ | 198.30 | 2379.60 |
This table simplifies bulk material planning for large pipeline projects.
3LPE Coated Seamless Steel Pipes Weight
| NPS | WEIGHT PER FOOT | O.D. | INSIDE DIA | W.T. | SCH NO | |
| 34″ | 179.058 | 34.000 | 33.000 | 0.500 | 20 | XHY |
| 16″ | 42.092 | 16.000 | 15.500 | 0.250 | 10 | |
| 3/8″ | 0.568 | 0.675 | 0.493 | 0.091 | 40 | STD |
| 32″ | 230.291 | 32.000 | 30.624 | 0.688 | 40 | |
| 3/4″ | 1.132 | 1.050 | 0.824 | 0.113 | 40 | STD |
| 32″ | 105.688 | 32.000 | 31.376 | 0.312 | 10 | |
| 1″ | 2.174 | 1.315 | 0.957 | 0.179 | 80 | XHY |
| 30″ | 118.759 | 30.000 | 29.250 | 0.375 | STD | |
| 1-1/4″ | 1.807 | 1.660 | 1.442 | 0.109 | 10 | |
| 18″ | 70.654 | 18.000 | 17.250 | 0.375 | STD | |
| 14″ | 72.158 | 14.000 | 13.000 | 0.500 | XHY | |
| 30″ | 99.018 | 30.000 | 29.376 | 0.312 | 10 | |
| 1-1/2″ | 3.635 | 1.900 | 1.500 | 0.200 | 80 | XHY |
| 28″ | 146.988 | 28.000 | 27.000 | 0.500 | 20 | XHY |
| 1-1/2″ | 4.863 | 1.900 | 1.338 | 0.281 | 160 | |
| 28″ | 110.742 | 28.000 | 27.250 | 0.375 | STD | |
| 2″ | 2.640 | 2.375 | 2.157 | 0.109 | 10 | |
| 26″ | 136.298 | 26.000 | 25.000 | 0.500 | 20 | XHY |
| 2-1/2″ | 5.798 | 2.875 | 2.469 | 0.203 | 40 | STD |
| 26″ | 102.724 | 26.000 | 25.250 | 0.375 | STD | |
| 20″ | 52.782 | 20.000 | 19.500 | 0.250 | ||
| 3″ | 7.583 | 3.500 | 3.068 | 0.216 | 40 | STD |
| 24″ | 125.608 | 24.000 | 23.000 | 0.500 | XHY | |
| 4″ | 10.800 | 4.500 | 4.026 | 0.237 | 40 | STD |
| 18″ | 93.538 | 18.000 | 17.000 | 0.500 | XHY | |
| 24″ | 94.707 | 24.000 | 23.250 | 0.375 | 20 | STD |
| 14″ | 36.747 | 14.000 | 13.500 | 0.250 | 10 | |
| 6″ | 28.600 | 6.625 | 5.761 | 0.432 | 80 | XHY |
| 22″ | 114.918 | 22.000 | 21.000 | 0.500 | 30 | XHY |
| 8″ | 16.956 | 8.625 | 8.249 | 0.188 | ||
| 22″ | 86.689 | 22.000 | 21.250 | 0.375 | 20 | STD |
| 10″ | 64.489 | 10.750 | 9.562 | 0.594 | 80 | |
| 20″ | 209.065 | 20.000 | 17.938 | 1.031 | 80 | |
| 12″ | 29.336 | 12.750 | 12.312 | 0.219 | ||
| 20″ | 78.672 | 20.000 | 19.250 | 0.375 | 20 | STD |
| 12″ | 88.713 | 12.750 | 11.374 | 0.688 | 80 |
Applications of 3LPE Coated Seamless Pipes
Applications 3LPE-coated seamless pipes are commonly used in:
- Cross-country oil pipelines
- Natural gas transmission lines.
- Water supply systems that are located underground.
- Oil pipelines that are offshore and subsea.
- The chemical processing industries.
- Power generation plants
They are also suitable in extreme environments due to their high impact resistance and high corrosion protection.
Advantages of 3LPE Coating
- Strong adhesion to steel surface
- Excellent chemical resistance
- High mechanical protection
- Long operational life
- Reduced maintenance cost
- Suitable for buried and submerged pipelines
Conclusion
The 3LPE Coating Seamless Pipe Weight Chart is a very important tool in pipeline engineering and project implementation. The engineers and the project managers can make the right design, transport, and cost decisions by using the 3LPE Coating Seamless Pipe Weight Chart in mm and the 3LPE Coating Seamless Pipe Weight Chart in kg.
Knowledge of the dimensional and weight data results in efficiency, safety and reliability in the large-scale pipeline projects. Specifications should always be checked with respect to project standards like DIN 30670, ISO 21809 or other international standards and final procurement should not be made without checking.