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Raian IonescuMaterial quality very good. we have cooperate more than 10 Years. They trade lots kinds of steel material. All material quality good. They duty for all material quality. We are planing continue cooperate with them in the future
17-4PH Precipitation Hardening Stainless Steel Seamless Pipe Cold-Drawing Technique
| Model NO. | 630 | Shape | Round |
|---|---|---|---|
| Technique | Cold-Drawing | Surface Treatment | Polished |
| Specification | OD 6-630mm | Production Capacity | 50000kgs |
| Carbon Content | 0.07 Max | Manganese Content | 1.00 Max |
| Phosphorus Content | 0.040 Max | Sulfur Content | 0.030 Max |
| Silicon Content | 1.00 Max | Chromium Content | 15.00~17.50 |
| Nickel Content | 3.00~5.00 | Copper Content | 3.00~5.00 |
| Columbium Plus Tantalum | 0.15~0.45 | ||
| Highlight | 17-4PH Stainless Steel Pipe,Precipitation Hardening Seamless Pipe,Cold-Drawing Stainless Steel Tube |
||
630 stainless steel tube SUS630 seamless pipe manufactured to meet demanding industrial requirements.
17-4 PH (AISI 630, EN 1.4542, DIN X5CrNiCuNb16-4) is a martensitic precipitation-hardening stainless steel that provides an outstanding combination of:
- High strength and good mechanical properties up to 600°F (316°C)
- Excellent corrosion resistance comparable to Type 304 stainless steel
- Good toughness in both base metal and welds
- Short-time, low-temperature heat treatments minimizing warpage and scaling
This versatile material is widely used in aerospace, chemical, petrochemical, food processing, paper, and general metalworking industries.
| Grade | Carbon | Manganese | Phosphorus | Sulfur | Silicon | Chromium | Nickel | Copper | Columbium + Tantalum |
|---|---|---|---|---|---|---|---|---|---|
| 17-4PH (AISI 630) | 0.07 max | 1.00 max | 0.040 max | 0.030 max | 1.00 max | 15.00-17.50 | 3.00-5.00 | 3.00-5.00 | 0.15-0.45 |
Stainless seamless steel tube 17-4PH, 630 available in:
- Production methods: Hot rolled, cold rolled (drawn)
- Outside diameter: 6mm to 219mm
- Wall thickness: 0.5mm to 25.4mm

