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Industrial-Grade W1 Pure Tungsten Tubes from China - Reliable Suppliers & Factory for High-Performance Solutions

The W1 model pure tungsten tubes are premium seamless products crafted from high-purity tungsten raw materials through advanced precision processes, including powder metallurgy, extrusion/rolling, vacuum annealing, and meticulous internal and external machining. As leading China suppliers, we offer standard pure tungsten tubes with a wall thickness ranging from 0.1mm to 50mm and an inner diameter from 1mm to 200mm. Our tubes feature an ultra-high tungsten content of ≥99.95%, ensuring minimal impurity interference. Thanks to their exceptional high-temperature resistance, outstanding mechanical properties, and stable chemical characteristics, these tubes are essential in industries where material purity, sealing performance, and reliability are critical. Applications include high-temperature fluid transportation, precision electrode sleeves, and the protection of high-end instruments. Choose our factory for core basic tubes that guarantee high performance, extended service life, and dependable operation of your equipment

    Product specification

    Item Details
    Inner Diameter Range 1mm–100mm (standard) Customizable
    Special inner diameter (100–200mm) can be customized
    Wall Thickness Range 0.1mm–50mm (standard) Customizable
    Special wall thickness (50–80mm) can be customized
    Length 100–3000mm (standard), maximum customizable length up to 6000mm, support cutting on demand
    Tolerance Range Inner/Outer Diameter Tolerance: ±0.01–0.15mm (classified by precision grade)
    Wall Thickness Tolerance: ±0.01–0.1mm
    Customized according to international standard (ASTM B760) or customer requirements
    Straightness ≤0.1mm/m Precision Grade
    ≤0.2mm/m (Standard Grade)

    Frequently Asked Questions

    1
    What is the standard inner diameter range available, and can it be customized beyond that?
    The standard inner diameter range is 1mm to 100mm. For special requirements, inner diameters from 100mm to 200mm can be customized upon request to meet specific application needs.
    2
    What wall thickness options are available for standard and custom orders?
    Standard wall thickness ranges from 0.1mm to 50mm. For specialized applications requiring thicker walls, custom wall thicknesses from 50mm to 80mm are also available.
    3
    What is the maximum length that can be produced, and is custom cutting supported?
    The standard length range is 100mm to 3000mm. Custom lengths up to 6000mm can be manufactured. Additionally, cutting on demand is supported so you can receive pieces cut to your exact required dimensions.
    4
    What tolerance levels can be achieved for inner/outer diameter and wall thickness?
    Inner and outer diameter tolerances range from ±0.01mm to ±0.15mm, classified by precision grade. Wall thickness tolerances range from ±0.01mm to ±0.1mm. Tolerances can be customized in accordance with ASTM B760 or specific customer requirements.
    5
    What straightness standards are offered and which grade should I choose?
    Two grades are available: Precision Grade with straightness ≤0.1mm/m, ideal for high-accuracy applications such as medical devices or precision instruments; and Standard Grade with straightness ≤0.2mm/m, suitable for general industrial use.
    6
    Can products be manufactured according to international standards such as ASTM B760?
    Yes. Products can be manufactured in full compliance with ASTM B760 and other international standards. Custom specifications based on individual customer technical drawings or requirements are also fully supported.

    Classification

    Precision Refractory Metal Stamped Parts (Metal Discs & Metal Cups) (1)
    • Classification by Product Form
    • Classification by Material Performance
    • Classification by Machining Precision

    Specification Selection Guide & Chemical Composition Standards

    Product Type

    Specifications

    Core Features

    Application Scenarios

    Ultra-Thin Metal Discs

    Thickness starting from 0.03mm, diameter 2–50mm

    Ultra-thin & flexible, ultra-high precision, burr-free, excellent conductivity

    Semiconductor chip accessories, micro electronic contacts, precision sensors, miniature medical devices

    Conventional Metal Discs

    Thickness 0.1–2mm, diameter 50–100mm

    High structural strength, good flatness, superior batch consistency

    High-end tooling fixtures, equipment sealing gaskets, conductive connectors, aerospace precision components

    Standard Metal Cups

    Thickness 0.076–0.254mm, flat/spherical/conical shape

    High pressure & deformation resistance, high fitting accuracy, wear resistance & durability

    Supporting for diamond wire drawing molds, PCD/PCBN super-hard cutting tools

    Custom Special-Shaped Metal Cups

    Non-standard thickness & special-shaped full-size customization

    Custom-fit design, high fitting precision, stable performance under extreme conditions

    Deep oil & gas well drilling, special super-hard material processing, new material R&D

    Material

    Substrate Purity

    Total Impurity Content

    Core Standard

    Molybdenum / Tantalum

    ≥99.95%

    ≤0.05%

    High temperature resistance, low impurity, high vacuum compatibility

    Zirconium / Niobium

    ≥99.9%

    ≤0.1%

    Superior corrosion resistance, high pressure resistance, erosion resistance

    Titanium / Nickel

    ≥99.5%

    ≤0.5%

    Lightweight, biocompatible, stable conductivity

    Core Product Characteristics

    01
    Ultra-High Purity & Zero Contamination
    All refractory metal substrates reach purity ≥99.9% with extremely low impurity content. No contamination occurs during processing, ensuring no impact on the accuracy and performance of high-end products, fully adapting to high-purity precision manufacturing processes.
    advantage-2
    02
    Extreme & Controllable Dimensional Accuracy
    Adopting precision stamping technology, the core dimensional tolerance is strictly controlled within ±0.001mm. Products feature high flatness, no deformation and no burrs with excellent assembly fitting performance, meeting the precision assembly requirements of micro-precision components.
    advantage-2
    03
    Wide Adaptability for High-Temperature & High-Pressure Extreme Conditions
    Refractory metal substrates possess excellent high-temperature resistance, withstanding temperatures up to 2600℃. Combined with outstanding high-pressure and anti-deformation capabilities, they operate stably in extreme scenarios such as deep well drilling, ultra-high temperature sintering and high-strength processing.
    advantage-2
    04
    Superior Corrosion & Wear Resistance with Long Service Life
    Maintaining stable performance under acid-base corrosion, high-temperature oxidation and high-speed scouring environments, the products feature anti-aging and wear-resistant properties, effectively reducing accessory replacement frequency and lowering production costs.
    advantage-2
    05
    Stable Electrical & Thermal Conductivity
    Metal substrates deliver excellent and uniform heat and electrical conduction without local overheating or unstable resistance, perfectly suitable for semiconductor and power conduction precision components.
    advantage-2
    06
    Flexible Customization & Strong Adaptability
    Supporting full-dimensional customization of thickness, size and shape. Standard specifications are sufficiently in stock, and special-shaped products support rapid die opening to accurately match non-standard equipment and special process requirements.
    advantage-2
    07
    Excellent Batch Consistency
    Equipped with automated precision production lines and standardized molds, products maintain highly unified size and performance, ideal for large-scale industrial supporting production.
    advantage-2

    Production Process

    1. Refractory metal raw material inspection → precision plate leveling → CNC cutting & blanking → integral precision stamping via standardized molds → high-precision dimension calibration → edge deburring & polishing → surface precision cleaning → triple inspection (material purity, dimensional tolerance, appearance defect) → sorting & classification → finished product packaging → delivery with complete test reports
    Precision Refractory Metal Stamped Parts (Metal Discs & Metal Cups) (1)

    Application Fields

    01
    Petroleum & Gas Drilling Industry
    Custom high-purity metal cups matched for polycrystalline diamond compacts feature high pressure resistance, corrosion resistance and erosion resistance. They adapt to extreme deep and ultra-deep well drilling conditions, improving the stability and service life of drilling equipment.
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    02
    Super-Hard Tool & Mold Industry
    Supporting stamping parts for PCD inserts, PCBN inserts, diamond cutters, CBN tools and diamond wire drawing molds enhance tool clamping stability, machining accuracy and wear resistance.
    6511419c2763338526
    03
    Electronics & Semiconductor Industry
    Precision metal discs are applied in chip packaging, electronic contacts, semiconductor equipment tooling and sensor induction components. High purity and conductivity ensure long-term stable operation of electronic devices.
    6511419c2763338526
    04
    Aerospace Industry
    Suitable for aerospace precision instrument components, special sensor parts and aerospace tooling accessories. Lightweight, high-strength and high-temperature resistant properties meet extreme environmental requirements of aerospace equipment.
    6511419c2763338526
    05
    Medical Device Industry
    Titanium and high-purity nickel stamped parts are used for minimally invasive device accessories and medical testing equipment components. Featuring good biocompatibility, high precision, non-magnetic and pollution-free performance, they fully comply with medical safety standards.
    6511419c2763338526
    06
    High-End Precision Manufacturing Industry
    Applicable for precision mold accessories, special tooling fixtures, new energy equipment conductive parts and new material R&D consumables, providing core precision support for high-end precision equipment and special industrial processes.
    6511419c2763338526
    Precision Refractory Metal Stamped Parts (Metal Discs & Metal Cups) (3)

    Enterprise Advantages & Services

    1. Baoji Yunjie Metal has specialized in refractory metal precision manufacturing for over 30 years, owning mature precision stamping core technologies and multiple technical patents with ISO9001 quality system certification. We feature full material coverage, ultra-high precision, rapid die opening, stable delivery and superior quality. Standard products are in stock for immediate shipment, customized orders support quick response, small-batch trial production and large-scale stable mass production. All products undergo strict triple quality inspection on material purity, dimensional accuracy and appearance performance, maintaining a leading customer repurchase rate in the industry.
    2. Free Services: Material selection consultation, size specification optimization, special-shaped structure design, sample testing, exclusive batch customization solutions.

    Send Inquiry

    As a professional expert providing solutions for pure tantalum (R05200, complying with ASTM B708 American Standard) and various metal accessories and custom machined parts, Baoji Yunjie focuses on precision machining-to-drawing capability, fully meeting customers' machining needs from standard parts to complex custom parts! For a full range of metal materials and products such as titanium, tantalum, niobium and zirconium, welcome to provide drawings for consultation and customization. We will accurately reproduce designs and deliver products efficiently.