ASTM A564 SUS 631 17-7pH Stainless Steel Round Bar with Bright Surface and OD 6-300mm for Machines
| Product | ASTM A564 SUS 631 17-7pH Stainless Steel Round Bar for Machines |
| Steel Type | AISI 631 (17-7PH) / 00Cr17Ni4Cu4Nb |
| Standard | ASTM A564 |
| Diameter Range | 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 Finish | Bright |
| Diameter Tolerance | H9, H11, H13, K9, K11, K13 (customizable per client requirements) |
| Length Tolerance | 0/+50mm |
| Heat Treatment | Solution treated + age hardening (H900, H1100, H1150, etc.) |
- Shipbuilding industry: marine shaft, propeller shaft, rudder shaft
- Boat and vessel shafts
- Pump shafts and valve parts
- Machine manufacturing industry
- Paper mill equipment components
All products include ISO, BV, TUV, SGS certifications and mill test certificates. Passed BV audit with comprehensive quality inspection system following ISO 9001:2008 standards.
Packaging: High-quality fumigated wooden boxes for optimal protection during transit
Delivery Time: Typically within 25 days (quantity dependent)
Stainless Steel Products: Sheet/plate, coil, pipe/tube, bar/rod, square/angle bar
Galvanized Steel Products: Sheet/plate, coil, pipe/tube
Material Grades Available: 304, 321, 316, 316L, 310S, 309S, 202, 201, 430, 409L, 444, 410s, 904L, 2205, 2507, Incoloy 800/800H/800HT/825, Inconel 600/625/718, Monel 400, Hastelloy C-276, and more
| Free Samples | Available for most products |
| Response Time | 24-hour online support with 12-hour response guarantee |
| Delivery Speed | Most orders shipped within 7 days |
| Order Flexibility | Small trial orders accepted |
| Customization | Custom sizes and surface treatments available |
| Quality Assurance | MTC, PMI, SGS, and third-party inspections provided |
| Technical Support | Professional assistance for product selection and specifications |
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