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For completion engineers and downhole tool manufacturers, partnering with a dependable 450G PEEK tube supplier means consistent dimensional control, traceable resin, and fast response for custom geometries. This is not commodity extrusion work; high-pressure oilfield components demand flatness, roundness, and surface finish that protect O-rings, backup rings, and dynamic seals. Our inventory of 450G PEEK tube for oil and gas includes solid, drilled, and multi-bore profiles in OD ranges from 6.35 mm to 152.4 mm. The unfilled Victrex PEEK 450G grade provides exceptional resistance to sour gas, methanol, brine, and H2S at temperatures up to 260°C, which is why operators specify PEEK 450G tubing high mechanical strength for seal stacks, wear rings, and electrical isolation sleeves. For repeated thermal cycling and high-vibration service, our high performance PEEK tube 450G maintains dimensional stability with a coefficient of linear thermal expansion as low as 45 × 10⁻⁶ m/m/°C. In downhole tools where space is limited, we machine PEEK 450G pipe for downhole tool configurations in lengths up to 3,000 mm, with bore concentricity held to 0.05 mm and surface finish down to Ra 0.8 μm. This grade has a Rockwell M hardness of 99, a water absorption of 0.1% at saturation, and a UL 94 V-0 flammability rating without additives. It also exhibits low coefficient of friction against steel, typically 0.15–0.20 dry, which reduces galling and extends seal life in reciprocating assemblies.

• Material: Victrex PEEK 450G, unfilled, semi-crystalline thermoplastic
• OD range: 6.35 mm to 152.4 mm (0.25 in to 6.00 in)
• Wall thickness: 0.75 mm to 25.4 mm (0.030 in to 1.000 in)
• Standard length: 1,000 mm, 2,000 mm, 3,000 mm; custom up to 6,000 mm
• Color: natural (light tan) or black
• Density: 1.30 g/cm³
• Glass transition temperature (Tg): 143°C
• Melting temperature: 343°C
• Continuous service temperature: -60°C to 260°C
• Tensile strength at break: 100 MPa (14.5 ksi)
• Flexural modulus: 4.1 GPa (595 ksi)
• Coefficient of linear thermal expansion: 45 × 10⁻⁶ m/m/°C below Tg
• Dielectric strength: 19 kV/mm
• Certifications: EN 10204 3.1, ISO 10993, NORSOK M-710, API 6A options

Beyond raw stock, our engineering team supports component-level qualification for 450G PEEK tube with precision cutting, drilling, threading, and annealing. Every production batch is traceable to resin lot and undergoes verification of tensile strength, elongation at break, glass transition temperature, density, and moisture content. The 450G PEEK tube is commonly specified for electrical connector insulators, chemical injection lines, sensor housings, and high-pressure fluid transfer in subsea control systems. Its unfilled formulation provides low outgassing in vacuum, excellent dielectric strength, and resistance to hydrolysis in saturated steam. We hold diameters to ISO 2768-mK for rough-turned stock and to H7 for bored or reamed IDs. Custom OD/ID combinations, multi-bore profiles, laser marking, and cut-to-length blanks are available with lead times of 5–7 working days from regional distribution centers. We also provide material data sheets, dimensional inspection reports, and compatibility guidance for H2S, CO2, methanol, hot brine, and amine inhibitors. For downhole applications, we can pre-groove snap rings, machine vent holes, and drill cross-holes without introducing micro-cracks or delamination. Packaging is export-ready with anti-static foam, tube-end caps, and moisture-barrier bags to protect surface condition during transit. Our inspectors use optical comparator and CMM equipment to verify OD, ID, roundness, and straightness before shipment, and we can include third-party NDE if project specifications require it.