17-7PH Stainless Steel Foil | 631 Precipitation Hardening Foil
17-7PH Stainless Steel Foil Quick Details
17-7 PH stainless steel foil, also called 631 precipitation hardening stainless steel foil.
It is a precipitation hardening stainless steel foil that provides high strength and hardness, excellent fatigue properties, good corrosion resistance, good formability, and minimum distortion upon heat treatment.
The alloy foil provides valuable property combinations particularly well suited for aerospace applications.
This special alloy foil also provides benefits for other applications requiring high strength and good corrosion resistance, as well as excellent properties for flat springs at temperatures up to 600°F (316°C).
17-7PH Stainless Steel Foil Specifications
| Product Name | 17-7PH Stainless Steel Foil |
| Grades | 17-7PH/631 |
| Hardness | 170HV-430HV or as customers’ requests |
| Thickness | 0.02mm-0.1mm |
| Width | 1.0mm-650mm |
| Edge | Slit/Mill |
| Quantity Tolerance | ±10% |
| Paper Core Internal Diameter | Ø500mm paper core, special internal diameter core and without paper core on customer request |
| Surface Finish | NO.1/2B/2D/BA/HL/Brushed/6K/8K Mirror,etc |
| Packaging | Wooden Pallet/Wooden Case |
| Payment Terms | 30% TT deposit and 70% balance before shipment, 100% LC at sight |
| Delivery Time | 5-7 working days |
| MOQ | 100Kgs |
| Shipping Port | Shanghai/Ningbo port |
| Sample | The sample is available |
17-7PH Stainless Steel Foil Chemical Compositions
- Carbon 0.09 max.
- Manganese 1.00 max.
- Phosphorus 0.040 max.
- Sulfur 0.030 max.
- Silicon 1.00 max.
- Chromium 16.00 – 18.00
- Nickel 6.50 – 7.75
- Aluminum 0.75 – 1.50
17-7PH Stainless Steel Foil Mechanical Properties
Property | A | T | TH 1050 | A1750 | R100 | RH950 | C | CH900 |
UTS | 896 | 1000 | 1379 | 917 | 1207 | 1620 | 1517 | 1827 |
YS | 276 | 690 | 1276 | 290 | 793 | 1517 | 1310 | 1793 |
Elongation | 35 | 9 | 9 | 19 | 9 | 6 | 5 | 2 |
Hardness, Rockwell | B85 | C31 | C43 | B85 | C36.5 | C48 | C43 | C49 |
17-7PH Stainless Steel Foil: The Ultimate Guide
When you choose to buy quality 17-7PH stainless steel foil, there have some important points we need to know before we get started.
What are 17-7PH stainless steel foils?
17-7 PH stainless steel foil, also called 631 precipitation hardening stainless steel foil.
It is a precipitation hardening stainless steel foil that provides high strength and hardness, excellent fatigue properties, good corrosion resistance, good formability, and minimum distortion upon heat treatment.
The alloy foil provides valuable property combinations particularly well suited for aerospace applications.
This special alloy foil also provides benefits for other applications requiring high strength and good corrosion resistance, as well as excellent properties for flat springs at temperatures up to 600°F (316°C).
17-7PH stainless steel foil application
- Retaining rings
- Springs
- Valves and flanges
- Gears
- Aircraft parts
How to buy 17-7PH stainless steel foil from China?
For example, when you want to purchase high quality 17-7PH stainless steel foils products here, the following information should be clarified before placing order:
- Grade: 17-7PH (631, EN 1.4568, DIN X7CrNiAl17-7)
- Application: Sheet Metal Parts
- Standards: ASTM/DIN/EN
- Specifications: Thickness, Width,Tolerance
- Requirement On Properties: Hardness Range, Yield Strength, Tension Strength, Elongation, Round Edge, etc.
- Surface Finish: 2B, Cold Rolled, etc.
- Packaging Requirement: Wooden pallets or wooden cases
- Delivery Time: 15-20 Working days after confirmed the deposit
- Quoted Term: EXW, FCA, FOB, CFR, CIF, DDP, etc
What is the standard sea packaging of 17-7PH stainless steel foil?
- Standard export sea packaging:
Waterproof Paper Winding+PVC Film+Strap Banding+Wooden Pallet or Wooden Case; - Customized packaging as your request (Logo or other contents accepted to be printed on the packaging);
- Other special packaging will be designed as customer’s request;
Eye to wall and eye to sky are both available; - By International Express: DHL/UPS/FEDEX/EMS and our own express line;
- By air or By sea;
- Shipping port: Shanghai, Ningbo or as your request.
