ASTM A564 Standard High Tensile Strength Corrosion Resistant 17-7PH Stainless Steel Round Bar Grade 630/631
Price:
2.55
MOQ:
50
Delivery Time:
Negotiable
Product Description
Grade 630/631 Forging Stainless Steel Bars
17-7PH / 631 / UNS 17700 Stainless Steel Profiles including 50mm SS Round Bars, available in round, square, and flat bar configurations meeting ASTM standards.
Company Expertise
With over 5 years of specialization in stainless steel strip manufacturing, our products are widely utilized in pipe-making, hose production, air conduits, gaskets, hose clamps, electronics, and petrochemical industries. We have successfully completed numerous domestic and international projects with excellent reputation.
Chemical Composition
| Grade | Standard | C | Si | Mn | P | S | Cr | Ni | Al |
|---|---|---|---|---|---|---|---|---|---|
| 17-7PH / 631 | A693 | ≤0.09 | ≤1.0 | ≤1.00 | ≤0.035 | ≤0.03 | 16.0~18.0 | 6.5~7.5 | 0.75~1.5 |
Product Specifications
| Product | ASTM A564 SUS 631 17-7PH Stainless Steel Round Bar for Machines |
| Steel Type | American: AISI 631 (17-7PH) Chinese: 00Cr17Ni4Cu4Nb |
| Standard | ASTM A564 |
| Diameter | Ø1/4" to Ø16" (6mm~400mm) Common sizes: Ø1", Ø2", Ø2.5", Ø3", Ø3.5", Ø4", Ø4.5", Ø5", Ø6", Ø7", Ø8" |
| Length | 1-8 meters |
| Surface | Bright |
| Diameter Tolerance | H9, H11, H13, K9, K11, K13 (customizable per client request) |
| Length Tolerance | 0/+50mm |
| Finishing | Solution treated + age hardening heat treated (H900, H1100, H1150, etc.) |
| Features | High tensile strength, high hardness after heat treatment |
| Mechanical Properties | Tensile Strength (Rm): 1015Mpa, Yield Strength (Rp0.2): 906Mpa, Elongation (A5): 17.1%, Reduction of Area (Z): 60.3%, Hardness (HRC): 34.5 |
| Applications | Shipbuilding industry, marine shafts, propeller shafts, rudder shafts, boat shafts, vessel shafts, pump shafts, machine-made industry, valve parts, paper mill equipment |
| Delivery Time | Generally within 25 days (quantity dependent) |
| Certification | ISO, BV, TUV, SGS, mill test certificate |
| Packaging | High-quality fumigated wooden boxes for optimal protection |
Primary Applications
- Springs and Gaskets
- Electronics Components
- Power Cable & Oil Well Equipment
- Washers and Heat Exchangers
- Conveyor Belting Systems
Service Details
- Loading Port: Shanghai or Ningbo
- Delivery Terms: FOB, CFR, CIF, etc.
- Delivery Lead Time: 10 working days after receiving deposit
- Payment Terms: 30% T/T deposit, balance before shipment
- Quality Assurance: Mill Test Certificate provided, third-party inspection accepted
Manufacturing Process
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
TSING SHAN STEEL INDUSTRIAL LIMITED
Location
NO.288,Youyi Road Xi Shan Dristrict , Wuxi, Jiangsu, China
Contact Person
Gao Ben