TSING SHAN STEEL INDUSTRIAL LIMITED
| Model NO. | 17-4PH/630 |
| Shape | Round |
| Technique | Hot Rolled |
| Surface Treatment | Bright |
| Specification | OD 6-300mm |
| Diameter | 8 - 450mm |
| Length | 6m /pcs |
| Tensile Strength | 1105-1310 MPa |
| Yield Strength | 724-1300 MPa |
| Elongation | 10-16% |
| Hardness | 28-44 HRC |
| Density | 7750 kg/m³ |
| Thermal Conductivity | 18.4-22.7 W/m.K |
| Electrical Resistivity | 800 nΩ.m |
| Max Temperature | 572°F (300°C) |
| Certification | ISO, AISI, ASTM, EN, DIN, JIS |
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Product Specification
| Model NO. | 17-4PH/630 | Shape | Round |
| Technique | Hot Rolled | Surface Treatment | Bright |
| Specification | OD 6-300mm | Diameter | 8 - 450mm |
| Length | 6m /pcs | Tensile Strength | 1105-1310 MPa |
| Yield Strength | 724-1300 MPa | Elongation | 10-16% |
| Hardness | 28-44 HRC | Density | 7750 kg/m³ |
| Thermal Conductivity | 18.4-22.7 W/m.K | Electrical Resistivity | 800 nΩ.m |
| Max Temperature | 572°F (300°C) | Certification | ISO, AISI, ASTM, EN, DIN, JIS |
| High Light | High Hardness Stainless Steel Round Bar ，Hot Rolled 17-4PH Round Bar ，Bright Surface Alloy 630 Round Bar | ||
| Product | 17-4PH Stainless Steel Round Bar |
|---|---|
| Standard | ASTM GB DIN EN |
| Diameter | 8 - 450mm |
| Length | 6m /pcs or cutting as requested |
| Finishing | Black Bar / Bright Bar |
| Main Grades | 201, 301, 303Cu, 304, 304L, 309S, 310S, 316L, 316Ti, 317L, 318, 321, 347, 410, 420, 430, 431, 440a/b/c, 904L, 2205, 2507, Hastelloy C276, C4, C22, Inconel 600, 625, Incoloy 800, 825, 825H, etc. |
| Service | Cutting, surface polishing, heat treatment |
| Brand | Walsin, BAOSTEEL, TISCO, QINGSHAN |
| Element | Content (%) |
|---|---|
| C | ≤ 0.07 |
| Mn | ≤ 1.00 |
| Si | ≤ 1.00 |
| P | ≤ 0.04 |
| S | ≤ 0.030 |
| Cr | 15.00 - 17.50 |
| Ni | 3.00 - 5.00 |
| Cu | 3.00 - 5.00 |
| Nb+Ta | 0.15 - 0.45 |
| Condition | Tensile Strength (MPa) | Yield Strength 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Rockwell C (HRC) |
|---|---|---|---|---|
| Solution Treated | 1105 (typ) | 1000 (typ) | 15 (typ) | 38 max |
| Condition 900 | 1310 min | 1170 min | 10 min | 40 min |
| Condition 1150 | 930 min | 724 min | 16 min | 28 min |
| Property | Value |
|---|---|
| Density | 7750 kg/m³ |
| Thermal Conductivity (at 100°C) | 18.4 W/m·K |
| Thermal Conductivity (at 500°C) | 22.7 W/m·K |
| Specific Heat (0-100°C) | 460 J/kg·K |
| Electrical Resistivity | 800 nΩ·m |
| Mean Coefficient of Thermal Expansion (0-100°C) | 10.8 µm/m·°C |
| Mean Coefficient of Thermal Expansion (0-315°C) | 11.6 µm/m·°C |
| Alternative Grade | Reason for Choosing 17-4PH |
|---|---|
| 431 | 431 has higher toughness but 17-4PH offers better strength characteristics |
| 416 | 416 is free-machining but 17-4PH provides superior strength |
| 316 | 316 has higher corrosion resistance but much lower strength than 17-4PH |
| 2205 | 2205 offers better corrosion resistance with lower strength than 17-4PH |
| Condition | Hardening Temp (°C) | Time (h) | Typical Hardness (HRC) | Tensile Strength (MPa) |
|---|---|---|---|---|
| A | Ann | - | 36 | 1100 |
| H900 | 482 | 1 | 44 | - |
| H925 | 496 | 4 | 42 | 1170-1320 |
| H1025 | 552 | 4 | 38 | 1070-1220 |
| H1075 | 580 | 4 | 36 | 1000-1150 |
| H1100 | 593 | 4 | 35 | 970-1120 |
| H1150 | 621 | 4 | 33 | 930-1080 |
Company Details
Business Type:
Manufacturer
Year Established:
2012
Total Annual:
500,000,000-800,000,000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Company Overview ： The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h... Company Overview ： The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h...
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