17-4PH Alloy 630 Stainless Steel Seamless Pipe ASTM SA279 Standard Hot Rolled Technique
Price:
US $3.95-5.29 / kg
MOQ:
51 kg
Delivery Time:
Negotiable
Product Description
17-4PH Alloy 630 Stainless Steel Tube Seamless Pipe
High-performance precipitation-hardening martensitic stainless steel tubing meeting ASTM SA279 standard, offering exceptional strength, corrosion resistance, and fabricability for demanding industrial applications.
Product Specifications
| Product Name | Stainless Steel Seamless Pipe |
|---|---|
| Grade | 304, 304L, 309S, 310S, 314, 316L, 316Ti, 321, 329, 347H, 410, 2205, 2507, 904L, 254SMO, 17-4PH and equivalent grades in GB, JIS, EN, DIN standards |
| Standards |
ASTM A213M-94b, ASTM A249M-94a, ASTM A269-94a, ASTM A312M-94b DIN 17456-85, DIN 17458-85, DIN 17459-92 JIS G3446-1994, JIS G3448-1997, JIS G3459-1997, JIS G3463-1994 GB13296-1991, GB14975-2002, GB14976-2002 |
| Size | ND5 - DN400 |
| Length | 6m standard length or custom cutting as requested |
| Applications | Fluid and gas transport, structural components, boilers, heat exchangers, super heaters |
Material Description
Key Characteristics
- High Strength & Hardness: Superior mechanical properties compared to standard austenitic grades
- Good Corrosion Resistance: Comparable to Type 304 stainless steel in many environments
- Excellent Fabricability: Readily machined, welded, and formed prior to final aging treatment
- High Temperature Performance: Maintains strength up to 600°F (315°C)
- Magnetic Properties: Exhibits magnetic characteristics, especially in aged condition
Chemical Composition (Typical % Weight)
| Element | Content |
|---|---|
| Chromium (Cr) | 15.0 - 17.5 |
| Nickel (Ni) | 3.0 - 5.0 |
| Copper (Cu) | 3.0 - 5.0 |
| Manganese (Mn) | 1.00 max |
| Silicon (Si) | 1.00 max |
| Niobium (Nb) + Tantalum (Ta) | 0.15 - 0.45 |
| Carbon (C) | 0.07 max |
| Iron (Fe) | Balance |
Mechanical Properties (H900 Condition)
| Property | Value |
|---|---|
| Tensile Strength | 190,000 psi min (1310 MPa min) |
| Yield Strength (0.2% Offset) | 170,000 psi min (1170 MPa min) |
| Elongation (in 2" or 50mm) | 10% min |
| Hardness | Rockwell C 40 - 48 (HRC) |
Available Forms & Dimensions
- Types: Seamless Tubing (SMLS), Welded Tubing (Welded & Cold Worked)
- Outer Diameter: From 0.125" (3.18mm) to several inches
- Wall Thickness: From 0.020" (0.51mm) to heavy wall configurations
- Lengths: Standard cut lengths (12ft, 20ft / 3m, 6m) or custom lengths
- Surface Finish: Standard mill finish with polished options available
Value-Added Services
- Precision Cutting: Cut-to-length, saw cutting, laser cutting
- Heat Treatment: Aging to specified conditions (H900, H1025, H1100, H1150)
- Machining: Turning, milling, drilling, tapping
- End Forming: Flaring, beading, swaging
- Welding: TIG welding with compatible filler metals
- Surface Finishing: Polishing, passivation, grinding
- Non-Destructive Testing: Eddy Current, Hydrostatic, Ultrasonic testing
Typical Applications
- Aerospace: Aircraft fittings, engine components, hydraulic lines
- Oil & Gas: Downhole instrumentation, valve components, chemical injection lines
- Chemical Processing: Pump shafts, valve stems, fittings
- Power Generation: Turbine blades, fasteners, instrumentation tubing
- Medical Devices: Surgical instruments, dental tools
- Marine & Defense: Shafts, fittings, submarine components
- General Industrial: High-strength shafts, spindles, hydraulic components
Product Images
For specific sizes, quantities, certifications, custom processing requests, or technical support regarding 17-4PH Stainless Steel Tubing, please contact our sales or engineering team.
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Company
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
Contact Person
Gao Ben