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Ningbo Huayuan Metal Products Co.,Ltd

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China 304HC3 Stainless Steel Screw Machine Wire - 3.5mm (0.1-12mm Range Available)
China 304HC3 Stainless Steel Screw Machine Wire - 3.5mm (0.1-12mm Range Available)

  1. China 304HC3 Stainless Steel Screw Machine Wire - 3.5mm (0.1-12mm Range Available)

304HC3 Stainless Steel Screw Machine Wire - 3.5mm (0.1-12mm Range Available)

  1. MOQ: 1000KG
  2. Price: Negotiation
  3. Get Latest Price
Payment Terms T/T,L/C
Supply Ability >1000 Tons per month
Delivery Time 10-20 days
Packaging Details Coil/Spool/Pallet/By customer request
Application Springs/Screw/wire form/Fishing
Diameter 0.1-12mm
Material 304HC3
Surface Bright/Soap Coated/Skin-passed
Product name 304HC3 Stainless Steel Screw Machine Wire - 3.5mm (0.1-12mm Range Available)
Type Hard/Soft
Packing spool,coil
Brand Name TOPONE
Model Number 30
Certification ISO,SGS,Rosh
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,L/C Supply Ability >1000 Tons per month
Delivery Time 10-20 days Packaging Details Coil/Spool/Pallet/By customer request
Application Springs/Screw/wire form/Fishing Diameter 0.1-12mm
Material 304HC3 Surface Bright/Soap Coated/Skin-passed
Product name 304HC3 Stainless Steel Screw Machine Wire - 3.5mm (0.1-12mm Range Available) Type Hard/Soft
Packing spool,coil Brand Name TOPONE
Model Number 30 Certification ISO,SGS,Rosh
Place of Origin China
304HC3 Stainless Steel Screw Machine Wire - 3.5mm (0.1-12mm Range Available)

Topone's 304HC3 Stainless Steel Screw Machine Wire represents the pinnacle of quality for high-speed cold heading and screw manufacturing. Specifically formulated for work-hardening applications, this wire ensures exceptional performance in producing durable, precise, and corrosion-resistant fasteners. Our commitment to quality begins at the source, utilizing premium-grade billets from Qingshan Steel Group and Yongxing Special Materials -- two of China's most reputable stainless steel producers. This batch guarantees a consistent 3.5mm diameter, with our capabilities extending across a comprehensive spectrum from a fine 0.1mm to a heavy-duty 12mm.

Key Advantages
  • Superior Cold Headability: Excellent ductility and controlled hardening rate minimize cracking and tool wear during high-speed forming, ensuring high production yields.
  • Exceptional Consistency: Sourced from top-tier mills (Qingshan/Yongxing), the material chemistry and physical properties are uniform across entire batches, guaranteeing reliable performance.
  • Optimized Surface Finish: Bright annealed surface is clean, smooth, and scale-free, providing an ideal substrate for plating or leaving as a bright finish. It also reduces friction and die abrasion.
  • Enhanced Corrosion Resistance: As a chromium-nickel austenitic stainless steel, it offers good resistance to a wide range of atmospheric and chemical environments.
Applications (应用)
  • Manufacturing of screws, bolts, nuts, and washers.
  • Cold forging of rivets, pins, and other custom fasteners.
  • Complex cold-headed parts in automotive, aerospace, electronics, and construction industries.

Technical Specifications

This detailed table provides a clear and quick overview of the product's key metrics.

Parameter (参数) Specification (规格) Notes / Standard (备注/标准)
Material Grade 304HC3 (AISI 304HC) A low-carbon variant of 304 with higher Carbon (C) for improved cold heading.
Standard Diameter 3.5 mm Offered with tight tolerances suitable for automatic screw machines.
Available Range 0.1 mm -- 12.0 mm Can be produced to specific diameters within this range.
Raw Material Source Qingshan Steel, Yongxing Special Materials Certificates of Origin (COO) available upon request.
Brand Topone
Standard ASTM A493, ASTM A580, DIN, JIS, GB Custom specifications can be met.
Surface Finish Bright Annealed (BA) Clean, smooth, and oxide-free surface.
Form Precision drawn, on spools or in coils Coil weight and packing can be customized.
Tensile Strength ~ 700 - 850 MPa (for annealed wire) Varies slightly with diameter.
Hardness (HV) ~ 200 - 250 HV (for annealed wire) Varies slightly with diameter.
Elongation ≥ 50% (for annealed wire) Indicates high ductility.

Mechanical & Chemical Properties

For engineering and quality control teams, this data is essential.

Table 1: Typical Chemical Composition (% by weight)
Element Carbon (C) Chromium (Cr) Nickel (Ni) Manganese (Mn) Silicon (Si) Phosphorus (P) Sulfur (S) Iron (Fe)
304HC3 0.08-0.13 17.5-19.5 8.0-10.5 ≤ 2.0 ≤ 1.0 ≤ 0.045 ≤ 0.03 Balance
Table 2: Typical Mechanical Properties (Annealed Condition at 3.5mm)
Property Tensile Strength Yield Strength (0.2% Offset) Elongation (in 50mm) Hardness
Value 750 MPa 310 MPa 55% 220 HV

Quality Assurance & Certifications

All Topone 304HC3 wire is manufactured under a strict quality management system. Mill Test Certificates (MTCs) certifying chemical composition and mechanical properties are provided with every shipment to ensure full traceability and compliance with international standards.

Why Choose Topone?
  • Traceable Quality: Raw materials sourced exclusively from renowned mills.
  • Precision Engineering: Tight diameter tolerances and consistent mechanical properties.
  • Technical Support: Expert advice on material selection and application optimization.
  • Customizable Solutions: Flexible sizing, packaging, and logistics to meet your production needs.
Contact Us:

For specific technical requirements, customized quotes, or to request samples and full certification packages, please get in touch with our technical sales team.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    1993

  • Total Annual:

    7000000-8000000

  • Employee Number:

    1000~2000

  • Ecer Certification:

    Verified Supplier

  What We Do   As the most reliable and trustworthy factory in the stainless steel wire industry of China, Huayuan Metal manufactures stainless steel wires constant in quality and favorable in price for purchasers all around the world. Our advanced logistics solutions provid...   What We Do   As the most reliable and trustworthy factory in the stainless steel wire industry of China, Huayuan Metal manufactures stainless steel wires constant in quality and favorable in price for purchasers all around the world. Our advanced logistics solutions provid...

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Get in touch with us

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  • Ningbo Huayuan Metal Products Co.,Ltd
  • Ningbo Huayuan Metal Products Co.,Ltd.Add: Wuxiang Industrial Zone,Yinzhou District,Ningbo City, Zhengjiang Province, China,315111
  • https://www.stainlesssteel-wires.com/

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