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TIANJIN CNPETRO HITECH CO.,LTD

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China UV-Stabilized HDPE Outer Jacket with SS316 Bolting Assembly for Marine Pile
China UV-Stabilized HDPE Outer Jacket with SS316 Bolting Assembly for Marine Pile

  1. China UV-Stabilized HDPE Outer Jacket with SS316 Bolting Assembly for Marine Pile
  2. China UV-Stabilized HDPE Outer Jacket with SS316 Bolting Assembly for Marine Pile
  3. China UV-Stabilized HDPE Outer Jacket with SS316 Bolting Assembly for Marine Pile

UV-Stabilized HDPE Outer Jacket with SS316 Bolting Assembly for Marine Pile

  1. MOQ: 1 Set
  2. Price: USD 30-100 / Square Meter
  3. Get Latest Price
Puncture Resistance ≥ 400 N (FTMS 101C)
Fastener Material AISI 316 Stainless Steel
Delivery Time 10-20 working days after order confirmation
Resin Density ≥ 0.940 g/cm³ (ASTM D792)
Jacket Material Seamless Virgin HDPE
Tensile Strength Break ≥ 57 N/mm (ASTM D638)
Carbon Black Content ≥ 2.0% (ASTM D1630)
Supply Ability 5000 Sets per Month
Bolt Specification M12 x 120 mm Hexagon Head
Payment Terms T/T,L/C
Packaging Details Modular jacket sections packed in heavy-duty export-grade wooden crates with internal bracing, bolting hardware in sealed moisture-barrier bags
Tensile Strength Yield ≥ 29 N/mm (ASTM D638)
Brand Name CNPetro
Place of Origin Shandong, China
Model Number PileCoat 2000F HDPE Jacket
Certification ASTM D638, ASTM D792, ASTM D1630, FTMS 101C

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  1. Product Details
  2. Company Details

Product Specification

Puncture Resistance ≥ 400 N (FTMS 101C) Fastener Material AISI 316 Stainless Steel
Delivery Time 10-20 working days after order confirmation Resin Density ≥ 0.940 g/cm³ (ASTM D792)
Jacket Material Seamless Virgin HDPE Tensile Strength Break ≥ 57 N/mm (ASTM D638)
Carbon Black Content ≥ 2.0% (ASTM D1630) Supply Ability 5000 Sets per Month
Bolt Specification M12 x 120 mm Hexagon Head Payment Terms T/T,L/C
Packaging Details Modular jacket sections packed in heavy-duty export-grade wooden crates with internal bracing, bolting hardware in sealed moisture-barrier bags Tensile Strength Yield ≥ 29 N/mm (ASTM D638)
Brand Name CNPetro Place of Origin Shandong, China
Model Number PileCoat 2000F HDPE Jacket Certification ASTM D638, ASTM D792, ASTM D1630, FTMS 101C
High Light UV-Stabilized HDPE Outer JacketSS316 Bolting Assembly Marine Pile ShieldingSeamless Virgin HDPE Outer Jacket

UV-Stabilized HDPE Outer Protective Jacket for Marine Pile Mechanical Shielding

The CNPetro PileCoat 2000F HDPE Outer Jacket is a modular protective jacket fabricated exclusively from seamless, UV-stabilized virgin high-density polyethylene sheeting. Engineered as the external mechanical shield within the PileCoat 2000F three-layer system, this tough outer shell provides the underlying anticorrosive tape layers with vital defense against wave action, drifting debris, mechanical impacts, and ultraviolet degradation.

Each jacket assembly includes M12 x 120 mm Hexagon Head SS316 Bolts, M12 A4 Self-Locking Nylon Insert Nuts, and dual M12 x 35 mm Penny Washers. Installation utilizes a specialized Hydraulic Tensioning Kit to achieve uniform bolting compression.

Material Engineering Data

PropertyTechnical MetricTest Standard
Base MaterialSeamless Virgin High-Density Polyethylene (HDPE)
Resin Density≥ 0.940 g/cm³ASTM D792
Tensile Strength at Yield≥ 29 N/mmASTM D638
Tensile Strength at Break≥ 57 N/mmASTM D638
Puncture Resistance≥ 400 NFTMS 101C
Carbon Black Content≥ 2.0%ASTM D1630
UV StabilizationCarbon black ≥ 2.0% for long-term outdoor exposureASTM D1630
Fastener TypeM12 x 120 mm SS316 Hexagon Head BoltAISI 316
Nut SpecificationM12 A4 Self-Locking Nylon Insert NutISO 10511
Washer SpecificationM12 x 35 mm Penny Washer (2 per bolt)SS316

Design Features for Marine Durability

  • Seamless Virgin HDPE Construction: Fabricated from 100% virgin high-density polyethylene — no recycled or regrind content — ensuring consistent mechanical properties and long-term reliability without brittle fracture risks associated with reprocessed materials.
  • UV Degradation Resistance: Carbon black content ≥ 2.0% per ASTM D1630 provides robust protection against ultraviolet radiation-induced polymer chain scission, maintaining mechanical integrity throughout decades of tropical sun exposure.
  • Wave and Impact Defense: FTMS 101C puncture resistance ≥ 400 N shields the underlying corrosion protection layers from floating debris, ice scouring, vessel berthing impacts, and storm wave forces.
  • Modular Design: Jacket sections can be positioned and tensioned independently, accommodating pile diameters up to 2.4 meters and simplifying logistics for remote offshore installation sites.
  • SS316 Corrosion-Resistant Fasteners: All bolting hardware is fabricated from AISI 316 stainless steel with self-locking nylon insert nuts, eliminating the risk of galvanic corrosion or vibration-induced loosening in the splash zone.

Installation Using Hydraulic Tensioning

  1. Positioning: Place the modular HDPE outercover sections over the tape-wrapped pile area, aligning the bolting bar channels.
  2. Initial Compression: Insert M12 x 120 mm SS316 Hexagon Head Bolts through the bolting bars. Install dual M12 x 35 mm Penny Washers and M12 A4 Self-Locking Nylon Insert Nuts on each bolt.
  3. Hydraulic Tensioning: Connect the specialized Hydraulic Tensioning Kit to the bolting bars. Gradually raise hydraulic pressure from 1500 psi to approximately 5000 psi, ensuring uniform compression across all bars.
  4. Final Locking: Torque all nylon insert lock nuts to the specified value while the hydraulic pressure is maintained, then slowly release the tensioning kit.
  5. Inspection: Verify uniform jacket compression and confirm all fasteners are fully engaged with no gaps between jacket edges.

Company Details

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 and 

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 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller

  • Year Established:

    2010

  • Total Annual:

    2000000-3000000

  • Employee Number:

    36~89

  • Ecer Certification:

    Verified Supplier

TIANJIN CNPETRO HITECH CO.,LTD   CNPetro is a renowned high-tech company that specializes in corrosion protection, waterproofing, and sealing products. The company is famous for its innovative solutions for onshore and offshore construction and is committed to providing top-notch corrosi... TIANJIN CNPETRO HITECH CO.,LTD   CNPetro is a renowned high-tech company that specializes in corrosion protection, waterproofing, and sealing products. The company is famous for its innovative solutions for onshore and offshore construction and is committed to providing top-notch corrosi...

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  • TIANJIN CNPETRO HITECH CO.,LTD
  • Yangliuging New Industry Park,Xiging District,Tianjin, 300000 //Dongmajuan industry park,Wuqing Destrict, Tianjin, 300000,,China
  • https://www.petrotape.com/

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