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TSING SHAN STEEL INDUSTRIAL LIMITED

  • China,Wuxi ,Jiangsu
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China 17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD
China 17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD

  1. China 17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD
  2. China 17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD
  3. China 17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD
  4. China 17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD
  5. China 17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD

17-4PH Precipitation Hardening Stainless Steel Round Bar Hot Rolled Technique OD

  1. MOQ: 50
  2. Price: 3.43
  3. Get Latest Price
Shape Round
Technique Hot Rolled
Surface Treatment Bright
Diameter Range 8 - 450mm
Length 6m /pcs or cutting as request
Tensile Strength 1105-1310 MPa
Yield Strength 1000-1170 MPa
Elongation 10-16%
Hardness 28-44 HRC
Thermal Conductivity 18.4-22.7 W/m.K
Specific Heat 460 J/kg.K
Electrical Resistivity 800 nΩ.m
Density 7750 kg/m³
Max Temperature 572°F (300°C)
Certification ISO, AISI, ASTM, EN, DIN, JIS
Model Number 17-4PH/630

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  1. Product Details
  2. Company Details

Product Specification

Shape Round Technique Hot Rolled
Surface Treatment Bright Diameter Range 8 - 450mm
Length 6m /pcs or cutting as request Tensile Strength 1105-1310 MPa
Yield Strength 1000-1170 MPa Elongation 10-16%
Hardness 28-44 HRC Thermal Conductivity 18.4-22.7 W/m.K
Specific Heat 460 J/kg.K Electrical Resistivity 800 nΩ.m
Density 7750 kg/m³ Max Temperature 572°F (300°C)
Certification ISO, AISI, ASTM, EN, DIN, JIS Model Number 17-4PH/630
High Light Precipitation Hardening 17-4PH Stainless Steel Round BarHot Rolled Technique UNS S17400 Round BarOD 6-300mm Alloy 630 Round Bar
17-4PH Precipitation Hardening Stainless Steel Round Bar Stock
UNS S17400 / Grade 630 - A chromium-copper precipitation hardening stainless steel offering high strength and moderate corrosion resistance, maintaining performance up to 600°F (316°C).
Product Specifications
Product 17-4PH Stainless Steel Round Bar
Standard ASTM, GB, DIN, EN
Diameter 8 - 450mm
Length 6m per piece or custom cutting available
Finishing Black Bar / Bright Bar
Service Cutting, surface polishing, heat treatment
Brand Walsin, BAOSTEEL, TISCO, QINGSHAN
Material Properties
17-4PH is a precipitation hardening martensitic stainless steel with copper and niobium additions, combining high strength, hardness (up to 572°F/300°C), and corrosion resistance equivalent to Alloy 304 or 430 in many environments.
Key Features: Very high yield strength up to 1100-1300 MPa (160-190 ksi), excellent mechanical properties optimized through heat treatment, and adequate corrosion resistance for industrial applications.
Applications
  • Offshore equipment (foils, helicopter deck platforms)
  • Food processing industry
  • Pulp and paper manufacturing
  • Aerospace components (turbine blades)
  • Mechanical components
  • Nuclear waste casks
  • Engine components
  • Boat propeller shafts
  • Plastic molding dies
  • Valves and gears
Standards & Specifications
Standard Designation
ASTM A693 grade 630 (AMS 5604B) UNS S17400
EURONORM 1.4542 X5CrNiCuNb 16-4
AFNOR Z5 CNU 17-4PH
DIN 1.4542
Japanese JIS SUS 630
Chemical Composition
Element Content (%)
C ≤ 0.07
Mn ≤ 1.00
Si ≤ 1.00
P ≤ 0.04
S ≤ 0.030
Cr 15.00 - 17.50
Ni 3.00 - 5.00
Cu 3.00 - 5.00
Nb+Ta 0.15 - 0.45
Mechanical Properties
Condition Tensile Strength (MPa) Yield Strength (MPa) Elongation (%) Hardness (HRC)
Solution Treated 1105 (typ) 1000 (typ) 15 (typ) 38 max
Condition 900 1310 min 1170 min 10 min 40 min
Condition 1150 930 min 724 min 16 min 28 min
Physical Properties
Property Value
Density 7750 kg/m³
Thermal Conductivity (100°C) 18.4 W/m·K
Thermal Conductivity (500°C) 22.7 W/m·K
Specific Heat 460 J/kg·K
Electrical Resistivity 800 nΩ·m
Heat Treatment
Solution Treatment (Condition A): Heat to 1040°C for 0.5 hours, then air-cool to 30°C. Small sections may be oil quenched.
Age Hardening: Performed at low temperatures to achieve required mechanical properties. Optimal aging temperatures:
Condition Temperature (°C) Time (h) Typical Hardness (HRC)
H900 482 1 44
H925 496 4 42
H1025 552 4 38
H1150 621 4 33
Fabrication & Processing
Welding
Can be welded using all conventional methods without pre-heating. Careful design and welding practices are recommended for high-strength applications.
Machining
Best machined in solution-treated condition with machining rates similar to grade 304 stainless steel.
Alternative Material Comparison
Alternative Grade Reason for Selection
431 Higher toughness, better availability in some sizes
416 Free-machining martensitic steel, lower cost
316 Higher corrosion resistance but lower strength
2205 Much better corrosion resistance with moderate strength
Product Images
17-4PH Stainless Steel Round Bar Stock 17-4PH Steel Bar Close-up 17-4PH Material Surface Finish 17-4PH Round Bar Inventory 17-4PH Steel Bar Applications 17-4PH Manufacturing Process
Contact Information
Company Contact Details

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2012

  • Total Annual:

    500,000,000-800,000,000

  • Employee Number:

    100~200

  • Ecer Certification:

    Verified Supplier

Company Overview : The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h... Company Overview : The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h...

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  • TSING SHAN STEEL INDUSTRIAL LIMITED
  • NO.288,Youyi Road Xi Shan Dristrict , Wuxi, Jiangsu, China
  • https://www.316lsheet.com/

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