Carbon Steel Wire Supplier & Processor – Global Grades & Services

1. Carbon Steel Wire Technical Specifications (Standard Range)

ParameterCapability
Diameter0.5mm – 20.0mm (±0.002mm tolerance for Ø<1mm)
ProcessingLaser cutting, bending, punching, welding, coiling
Surface TreatmentBright oiled, phosphated, galvanized (5-50μm), mirror polished
PackagingWaterproof film + VCI paper, wooden crates, custom spools
Delivery TermsFOB Shanghai / CIF to global ports 
Lead Time15-25 days for standard orders (100+ tons stock)

2. Global Carbon Steel Wire Grades Database

Huaxiao-Alloy manufactures 127+ grades across 8 international standards with dimensional precision:

StandardGradeC%Dia. Range (mm)Tensile (MPa)Surface FinishKey Applications
ASTM A51010060.04-0.080.8-20.0340-460Bright/OiledWelding electrodes
 10180.14-0.200.5-18.0420-580PhosphatedAutomotive fasteners
 1078 QT0.75-0.830.3-10.01,900-2,100Zn-Ni coatedHigh-stress springs
JIS G3506SWRH 42A0.39-0.461.0-16.01,080-1,250Shot peenedConcrete piles
 SWRH 82B0.79-0.860.4-8.02,050-2,200Polished mirrorPrecision instruments
EN 10270-1SH 55C0.52-0.600.8-16.01,380-1,520Galv (40g/m²)Tire bead wires
GB/T 435465Mn0.60-0.700.3-14.0950-1,200Black annealedLock washers
 T10A0.95-1.040.1-6.02,100-2,400PassivatedCutting tools
DIN 17223C67S0.64-0.701.0-20.01,300-1,600OiledValve springs
ISO 8458-3G10.90.48-0.551.5-18.01,600-1,900BareStructural cables
ProprietaryHX-Aero1000.98-1.020.05-1.52,350-2,500Teflon coatedAircraft control cables
*(Dimensional tolerance: ±0.001mm to ±0.1mmRoundness ≤0.01mm per ASTM E8/E292)*     

3. Carbon Steel Performance Science

Chemical Composition Impact

ElementLow-C  (<0.25%)Medium-C (0.25-0.55%)High-C (>0.55%)Metallurgical Function
Carbon (C)↑ Formability↑ Tensile strength↑ Hardness/elasticityForms Fe₃C carbides
Manganese (Mn)Deoxidization↑ Hardenability↑ Wear resistanceSulfide control
Phosphorus (P)≤0.040% (machinability)≤0.035% (weldability)≤0.030% (fatigue)↑ Corrosion resistance
Sulfur (S)≤0.050%≤0.040% (drawability)≤0.020% (cleanliness)Machinability enhancer

Physical & Mechanical Properties

PropertyAnnealed Carbon Steel WireCold-DrawnCarbon Steel WireOil-Tempered Carbon Steel WireTest Method
Tensile Strength340-650 MPa550-2,500 MPa1,200-2,200 MPaISO 6892-1
Elongation (L0=100d)15-30%1.5-12%3-8%ASTM A370
Torsion Cycles≥25 (d=1mm)≥35 (d=1mm)≥45 (d=1mm)EN ISO 7800
Surface Roughness (Ra)1.5-3.0μm0.4-1.2μm0.2-0.8μmISO 4287
Fatigue Limit0.35×UTS0.45×UTS0.55×UTSISO 1099

4. Industry-Specific Carbon Steel Wire Solutions

Automotive Springs

  • Carbon Steel Wire Grades: SWOSC-V (JIS), EN 10270-1 SH, SUP9A (JIS)
  • Performance:
    • Fatigue life ≥2×10⁶ cycles @ 700MPa stress (SAE J1127)
    • Decarburization depth <1.5% wire diameter (ISO 3887)

Medical Devices

  • Carbon Steel Wire Grades: ASTM F899 304V, GB/T 4354 65Mn, Proprietary HX-316LVM
  • Critical Parameters:
    PropertyGuidewiresSurgical Needles
    Diameter tolerance±0.001mm±0.002mm
    BiocompatibilityISO 10993 CertifiedASTM F756 Pass
    Yield strength1,800-2,200 MPa1,500-1,800 MPa

Construction & Engineering

  • Carbon Steel Wire Grades: ASTM A106 (Seamless), BS EN 10270 DH55, GB/T 5224-2014
  • Anti-Corrosion Specs:
    Coating TypeSalt Spray HoursAdhesion StrengthStandards
    Hot-dip galvanizing600+ hrs (white rust)≥3,500 N/cm²ISO 1461 / ASTM A153
    Zinc-aluminum (ZA)1,200+ hrs≥4,000 N/cm²ISO 21809-3

5. Advanced Carbon Steel Wire Manufacturing Capabilities

ProcessTechnical SpecificationQuality Control
Wire Drawing≤0.001mm tolerance on Ø0.1-1mm wireIn-line laser micrometer (ISO 8492)
Heat TreatmentPatented process (Pb-free salt baths)Microhardness mapping (HV0.3)
Surface CoatingElectro-galvanizing (5-35μm), Zn-Ni alloy platingXRF thickness testing (ISO 3497)
Straightening8-roller precision system (runout <0.05mm/300mm)Laser profile projection
Testing Equipment– 2,000kN tensile tester (EN ISO 6892-1) <br> – Rotary bending fatigue rigs (ISO 1143) <br> – SEM/EDS inclusion analysis (ASTM E45) 

6. Global Carbon Steel Wire Supply Chain Advantages

ParameterCapabilityCertification
Material TraceabilityFull MTRs per EN 10204 3.1/3.2IATF 16949, PED 2014/68/EU
Production Capacity50,000+ tons/year in 3 factoriesISO 9001:2015, ISO 14001
Lead Time7 days (stock orders), 25 days (custom)
LogisticsFOB Shanghai / CIF global portsHACCP certified packaging
MOQ500kg (standard), 2MT (special alloys)

7. Logistics & Customization

ServiceSpecification
Cutting Tolerance±0.1mm (laser), ±0.3mm (punching)
Bending Radius0.5–100× wire diameter
PackagingAnti-rust VCI paper + wooden crates (IPPC certified)
Shipment Volume20–40FT containers weekly
Special RequestsCryo-treated wires, Zn-Ni coatings, custom spool weights

8. FAQs

A: Yes – Our fiber laser systems achieve ±0.008mm kerf width for precision medical applications.

A: Triple protection: VCI paper + desiccant + moisture-barrier film.

A: Minimum radius = 8mm (1.6×D) without cracking.

A: 30–50μm zinc coating (ASTM A641 Class 3).

A: 22 days (15 days production + 7 days shipping).

A: Ra ≤0.6μm (mirror finish), tested per ISO 13485.

A: EN 10204 3.2 with heat number, chemistry, tensile, torsion, coating weight.

A: Yes – Our G100 grade achieves 2,450 MPa tensile with full traceability.

Why Choose Huaxiao-Alloy?

  • Precision Processing: Fiber laser cutting (±0.05mm), CNC bending
  • Global Logistics: Weekly shipments to 12 major ports
  • Certified Quality: ISO 9001, IATF 16949, PED 2014/68/EU
  • Stock Advantage: 5,000+ tons of common grades ready to ship

7*24 Customer Service

Phone:

+86 13012867759

+86 21-57425826

Address

557RM, 3#LOU 1388#, JIANG YUE ROAD, Minhang District, Shanghai,  201114, SHANGHAI,  China

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