17-7PH Stainless Steel Wire & Coil in Stock
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GNEE is a professional stainless steel supplier and manufacturer. We offer custom cutting, material testing, precision machining, logistics support, and technical guidance, ensuring high-quality stainless steel products that meet the needs of diverse industries.
Our product offerings include: 17-7PH cold-drawn steel wire, 17-7PH annealed steel wire, 17-7PH coated steel wire, 17-7PH flat steel wire, S17700 spring tempered steel wire, 17-7PH welding wire, 17-7PH fine steel wire, 17-7PH shaped steel wire, 17-7PH cold-rolled coil, 17-7PH slit coil, 17-7PH polished coil, and 17-7PH hot-rolled coil.
What is 17-7PH Stainless Steel Wire?
17-7PH stainless steel wire is a precipitation-hardened stainless steel known for its high strength, good corrosion resistance, and excellent fatigue properties. A semi-austenitic alloy, it is easily formable in the annealed condition and then hardened to high strength levels through a heat treatment process. It is commonly used in the manufacture of precision springs, fasteners, and medical devices.
What is 17-7PH Stainless Steel Coil?
17-7PH stainless steel coil is a high-strength, precipitation-hardened stainless steel. It offers good formability, excellent corrosion resistance, high tensile strength, and high-temperature oxidation resistance. This coil is widely used in aerospace components, chemical processing equipment, and industrial filtration systems.


17-7PH Stainless Steel Wire & Coil in stock
| Standard |
AMS 5528, AMS 5678, ASTM A313, ASTM A693 |
|---|---|
| Grade |
0Cr17Ni7Al, 1.4568, 631, S17700, SUS 631 |
| Length |
Customized |
| Diameter |
Customized, Wire: 0.25 mm-10 mm (0.01-0.39 in) |
| Thickness |
Coil: 0.1 mm-3 mm (0.004-0.12 in), Customized |
| Full Width |
Coil: 10 mm-1500 mm (0.39-59.06 in), Customized |
| Surface Finish |
2B, BA, Black, Bright, Coated, etc., Matte, Mill, No.1, No.4 |
| Form |
17-7PH Coil, 17-7PH Wire, Annealed Wire, Bright Finish Wire, Cold Drawn Wire, Edge Conditioned Coil, etc., Flat Wire, Foil, Galvanized Coil, Hot Rolled Coil, Plate, Shaped Wire, Sheet, Slit Coil, Spring Temper Wire, Strip, Tempered coil, Welded Wire |
17-7PH Stainless Steel Chemical Compositions
| Element | Minimum (%) | Maximum (%) |
|---|---|---|
| Carbon (C) | – | 0.09 |
| Chromium (Cr) | 16.0 | 18.0 |
| Nickel (Ni) | 6.5 | 7.8 |
| Aluminum (Al) | 0.7 | 1.5 |
| Manganese (Mn) | – | 1.0 |
| Silicon (Si) | – | 1.0 |
| Phosphorus (P) | – | 0.04 |
| Sulfur (S) | – | 0.03 |
| Iron (Fe) | Balance | – |
17-7PH Stainless Steel Physical and Mechanical Properties
| Property | Value |
|---|---|
| Density | 7.8 g/cm³ (0.282 lb/in³) |
| Modulus of Elasticity at 20°C | 200 GPa (29 × 10⁶ psi) |
| Modulus of Rigidity | 75 GPa (11 × 10⁶ psi) |
| Electrical Resistivity at 20°C | 0.8 Ω·mm²/m (80 microhm-cm) |
| Thermal Conductivity at 20°C | 16 W/m·K (9.5 Btu·ft/hr·ft²·°F) |
| Coefficient of Thermal Expansion (20-100°C) | 15.5 × 10⁻⁶ /K (8.5 × 10⁻⁶ /°F) |
| Specific Heat Capacity at 20°C | 500 J/kg·K (0.12 Btu/lb·°F) |
| Magnetic Permeability (Annealed Condition) | 1.4-3.6 (Weakly Ferromagnetic) |
Gnee Factory Capacity
Factory Capacity: Over 50,000 square meters of production area, equipped with CNC cutting, slitting, and polishing lines, with an annual export volume exceeding 30,000 tons. Fully compliant with ISO 9001, SGS, and BV certifications.
Quality Assurance: 100% PMI testing, ultrasonic flaw detection, and mechanical property testing are performed. Advanced annealing and leveling equipment ensures consistent flatness and precision.
Global Market: Known for consistent quality and on-time delivery, we supply customers in Europe, the Middle East, Southeast Asia, and South America.
Protection:
1. Liner paper available
2. PVC protective film available
Pricing Options: FOB, CIF, DDU, FCA, EXW, etc.
Advantage: We hold approximately 20,000 tons in inventory.
Certifications: ISO 9001, SGS, ABS, BV
** Custom sizes and thicknesses of stainless steel coils are available. Please feel free to contact us for more information. ** All standard products do not include inner lining paper and PVC protective film. Please let us know if you require them.








