Product Description
In the demanding environment of marine engineering, ensuring the absolute stability of subsea infrastructure is critical. Our offshore pipeline weighting mesh is engineered specifically to meet this challenge, providing robust concrete reinforcement for underwater oil and gas transmission. Manufactured using advanced multi-process resistance welding equipment, this longitudinally bent wire mesh ensures structural integrity during the concrete wrapping process. By preventing weld failure or breakage during winding, our mesh guarantees that the concrete weight coating remains firmly attached to the pipeline, safeguarding it against strong ocean currents and buoyancy.
With over 15 years of manufacturing expertise, we have independently developed dedicated production lines for offshore pipeline weighting mesh, achieving an impressive daily capacity of over 8,000 square meters. Our commitment to rigorous quality control and material science has allowed us to become a trusted supplier for major industry players like CNPC, CNOOC, and Shanghai Hilong Petroleum Group. Certified by Bureau Veritas (BV) and operating under ISO 9001:2015, we deliver engineered solutions that have been extensively deployed in large-scale offshore projects across South Asia and the Middle East, bringing unparalleled reliability to global marine energy projects.
Specifications
|
Material Chemistry |
Carbon (C) ≤0.20%, Silicon (Si) ≤0.30%, Manganese (Mn) ≤0.70%, P/S ≤0.045% (Compliant with GB/T 4336). |
|
Mesh Dimensions |
Longitudinal mesh size 25.4mm and 50.8mm (±2mm); Transverse 67.0mm (±5mm); Overall mesh width ≥190.5mm. |
|
Zinc Coating |
Hot-dipped galvanized (ASTM A641 Class 1). Wire dia 2.0-2.3mm (≥55g/m²); 2.3-2.85mm (≥65g/m²). |
|
Mechanical Properties |
Tensile strength ≥485 MPa; Yield strength ≥385 MPa; Elongation ≥12% (Compliant with ASTM A1064). |
|
Shear Strength |
F ≥ 240 × A (where F is the breaking force of the weld point in Newtons, and A is the cross-sectional area of the longitudinal wire). |
Applications
Subsea oil and gas transmission pipeline weight coating.
Offshore single-point mooring infrastructure projects.
Deep-water pipeline stabilization and protection.
Coastal and marine civil engineering requiring heavy concrete reinforcement.
Customization & Factory Strength
Operating from a 3,000-square-meter facility with an experienced R&D team, we offer comprehensive OEM and ODM services tailored to specific engineering drawings. If your project demands unique zinc coating weights to comply with specific regional marine standards, our in-house technical team will adjust the manufacturing parameters accordingly. We conduct 100% inspections before packing, strictly adhering to ISO 14001:2015 and ISO 45001:2018 management systems to guarantee flawless execution.
Packaging & Shipping
We utilize heavy-duty, moisture-proof export packaging tailored for maritime transport, ensuring the mesh arrives in pristine condition without red rust or deformation. We support EXW and FOB shipping terms. For standard specifications, delivery typically commences within 1 to 2 months.
FAQ
Q: Can you manufacture based on our specific subsea project technical drawings?
A: Yes, resistance welding and wire mesh forming are our core competencies. We can organize production entirely based on your prototypes or technical drawings.
Q: What is the delivery time for custom-made orders?
A: For customized project requirements, the production cycle is typically within 30 to 60 days, depending on raw material procurement and technical complexity.
Q: What are your standard payment terms?
A: For standard products, we require a 30% advance payment upon contract signing, with the remaining 70% balance cleared before shipment.
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