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JIS NCF 825 Details
Corrosion-resisting and heat-resisting superalloy plates and sheets
JIS NCF 825 Standard Download
NCF 825 Datasheet
JIS NCF 825| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | NCF 825 | Japan - JIS , G 4902 (1991) - Corrosion-resisting and heat-resisting superalloy plates and sheets |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.05 | ||
| Si | - | 1.00 | ||
| Mn | - | 1.00 | ||
| P | - | 0.03 | ||
| S | - | 0.015 | ||
| Cr | 19.50 | 23.00 | ||
| Ni | 38.00 | 46.00 | ||
| Cu | 1.50 | 3.00 | ||
| Al | - | 0.20 | ||
| Ti | 0.60 | 1.20 | ||
| Fe | remaining | - | ||
| Mo | 2.50 | 3.50 |
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 143 (≥) | 651 (≥) | 44 | 44 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 414 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 447 (≥) | 668 (≥) | 31 | 43 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 124 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 222 | 313 | 339 |
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
| Grade | Standard | Country | Application |
|---|---|---|---|
| NCF 825 | JIS | Japan | Corrosion-resisting and heat-resisting superalloy bars |
| NCF 825 | JIS | Japan | Corrosion-resisting and heat-resisting superalloy plates and sheets |
| NCF 825 TB | JIS | Japan | Seamless nickel-chromium-iron alloy heat exchanger tubes |
| NCF 825 TP | JIS | Japan | Seamless nickel-chromium-iron alloy pipes |