Precipitation Hardening Steels

中文:
沉淀硬化钢通过时效热处理获得超高强度,同时保持优异的耐腐蚀性和机械加工性能,适用于航空、医疗和精密工业。

English:
Precipitation hardening steels achieve ultra-high strength through aging heat treatment, while maintaining excellent corrosion resistance and machinability, ideal for aerospace, medical, and precision industries.

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描述

产品描述 / Product Description
中文:
沉淀硬化钢通过时效热处理获得超高强度,同时保持优异的耐腐蚀性和机械加工性能,适用于航空、医疗和精密工业。

English:
Precipitation hardening steels achieve ultra-high strength through aging heat treatment, while maintaining excellent corrosion resistance and machinability, ideal for aerospace, medical, and precision industries.

产品规格书 / Product Specifications
1. 化学成分(%)/ Chemical Composition (%)

元素/Element 17-4PH (AISI 630) 15-5PH (AISI 635)
铬 (Cr) 15.0-17.5 14.0-15.5
镍 (Ni) 3.0-5.0 3.5-5.5
铜 (Cu) 3.0-5.0 2.5-4.5
碳 (C) ≤0.07 ≤0.07

2. 机械性能 / Mechanical Properties

性能/Property 17-4PH 15-5PH
抗拉强度 (Tensile Strength) 1100-1500 MPa 1200-1450 MPa
屈服强度 (Yield Strength) 1000-1300 MPa 1100-1250 MPa
延伸率 (Elongation) ≥10% ≥12%

3. 标准热处理 / Standard Heat Treatment

工艺/Process 温度/Temperature 备注/Notes
固溶处理 (Solution Annealing) 1025-1050°C 快速冷却 (Fast Cool)
时效硬化 (Aging – H900) 480-500°C 高硬度 (High Hardness)

4. 应用领域 / Applications

  • 航空航天 (Aerospace) – 飞机结构件、发动机部件
  • 医疗设备 (Medical Devices) – 手术器械、骨科植入物
  • 石油化工 (Petrochemical) – 阀门、泵体

5. 标准认证 / Standards

  • AMS 5643 (17-4PH)
  • ASTM A564
  • ISO 683-13

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