Products Specification

630 Stainless Steel Strip (17-4PH) – High-Performance Precision Alloy

Innovation Meets Durability for Next-Gen Engineering

Standards: ISO 15510, GB/T 20878, DIN 1.4542
Material Class: Martensitic PH Stainless Steel

630 stainless steel strip (17-4PH) is a versatile, high-strength alloy designed for industries pushing the boundaries of performance. Its unique combination of post-fabrication hardening capability and resistance to stress cracking makes it indispensable for applications where failure is not an option.

Next-Level Performance Highlights

• Ultra-Precise Tolerance: Achieve ±0.005 mm thickness consistency for micro-engineered components.

• Fatigue Life Optimization: Engineered grain structure for cyclic load resistance (10⁷+ cycles at 500 MPa).

• Hybrid Fabrication: Compatible with additive manufacturing (3D printing) and traditional CNC machining.

• Low-Temperature Toughness: Maintains ductility down to -40°C (-40°F).

Advanced Chemical & Mechanical Profile

Optimized Composition:

• Chromium (16.5%): Balances corrosion resistance and hardness.

• Copper (4%): Drives age-hardening response for tailored strength.

• Niobium (0.3%): Stabilizes carbides for enhanced weldability.

Performance in H1025 Condition:

• Tensile Strength: 1100 MPa (160 ksi)

• Fracture Toughness: 90 MPa√m

• Stress Rupture Limit: 600 MPa @ 250°C (4800 hrs)

• Hardness: 35–42 HRC

Specialized Processing Services

• Laser Cutting: Burr-free edges for medical devices and electronics.

• Vacuum Annealing: Zero-scale surface for critical aerospace parts.

• Cryogenic Treatment: Enhanced dimensional stability for precision tools.

• Custom Coatings: PTFE, DLC (Diamond-Like Carbon), or PVD finishes.

Emerging Applications

• Robotics: High-torque actuator components.

• Semiconductor: Wafer handling arms, vacuum chamber parts.

• Renewable Energy: Hydrogen fuel cell bipolar plates.

• Space Tech: Satellite fasteners, radiation-resistant housings.

Sustainability & Compliance

• Zero-Carbon Production: Manufactured using 100% renewable energy.

• REACH/ROHS Certified: Free from hazardous substances.

• Closed-Loop Recycling: 98% material recovery rate.

Order Flexibility

• Prototyping Support: Rapid-turnaround samples (5–10 business days).

• JIT Delivery: Kanban-based inventory management.

• Global Compliance: Meets FDA (Food Grade) and ITAR (Defense) requirements.

Why Partner With Us?

• R&D Collaboration: Co-develop alloy variants for your unique needs.

• Lot Traceability: Full digital documentation via blockchain-enabled MTRs.

• 24/7 Technical Hub: Live support for heat treatment and forming queries.