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JIS NCF 800 HTF Details
Steel tubes for fired heater
JIS NCF 800 HTF Standard Download
NCF 800 HTF Datasheet
JIS NCF 800 HTF| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | NCF 800 HTF | Japan - JIS , G 3467 (2011) - Steel tubes for fired heater |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.05 | 0.10 | ||
| Si | - | 1.00 | ||
| Mn | - | 1.50 | ||
| P | - | 0.03 | ||
| S | - | 0.015 | ||
| Cr | 19.00 | 23.00 | ||
| Ni | 30.00 | 35.00 | ||
| Cu | - | 0.75 | ||
| Al | 0.15 | 0.60 | ||
| Ti | 0.15 | 0.60 | ||
| Fe | remaining | - |
| 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) |
|---|---|---|---|---|---|---|
| 634 (≥) | 332 (≥) | 31 | 42 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 314 |
| 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 |
|---|---|---|---|---|---|---|---|
| 894 (≥) | 551 (≥) | 42 | 23 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 331 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 868 | 441 | 161 |
| 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 800 | JIS | Japan | Corrosion-resisting and heat-resisting superalloy bars |
| NCF 800 | JIS | Japan | Corrosion-resisting and heat-resisting superalloy plates and sheets |
| NCF 800 HTB | JIS | Japan | Seamless nickel-chromium-iron alloy heat exchanger tubes |
| NCF 800 HTF | JIS | Japan | Steel tubes for fired heater |
| NCF 800 HTP | JIS | Japan | Seamless nickel-chromium-iron alloy pipes |
| NCF 800 TB | JIS | Japan | Seamless nickel-chromium-iron alloy heat exchanger tubes |
| NCF 800 TF | JIS | Japan | Steel tubes for fired heater |
| NCF 800 TP | JIS | Japan | Seamless nickel-chromium-iron alloy pipes |
| NCF 800 H | JIS | Japan | Corrosion-resisting and heat-resisting superalloy bars |
| NCF 800 H | JIS | Japan | Corrosion-resisting and heat-resisting superalloy plates and sheets |