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SAE B 344 Ni35-Cr20 Details
SAE B 344 Ni35-Cr20 Standard Download
| Category | Type | Grade | Microstructure | Designations |
|---|---|---|---|---|
| Grades | Stainless Steels | B 344 Ni35-Cr20 | Precipitation-Hardening | USA - SAE , B 344 (2011) - Drawn or Rolled Nickel-Chromium and Nickel-Chromium-Iron Alloys for Electrical Heating Elements |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.12 | ||
| Si | - | 0.30 | ||
| Mn | - | 0.80 | ||
| Cr | - | 19.00 | ||
| Ni | - | 14.00 | ||
| Mo | - | - | ||
| Co | - | - | ||
| W | - | - | ||
| Al | - | - | ||
| Cu | - | - | ||
| Ti | - | - | ||
| Fe | - | remaining | ||
| Nb | - | 1.60 |
| 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) |
|---|---|---|---|---|---|---|
| 967 (≥) | 517 (≥) | 32 | 32 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
| 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 |
|---|---|---|---|---|---|---|---|
| 323 (≥) | 411 (≥) | 43 | 32 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 974 | 952 | 821 |
| 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 |
|---|---|---|---|
| A 403 CR20CB | SAE | USA | Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings |
| B 275 GR20A | SAE | USA | Standard Practice for Codification of Certain Nonferrous Metals and Alloys, Cast and Wrought |
| B 275 GR20B | SAE | USA | Standard Practice for Codification of Certain Nonferrous Metals and Alloys, Cast and Wrought |
| B 344 Ni35-Cr20 | SAE | USA | Drawn or Rolled Nickel-Chromium and Nickel-Chromium-Iron Alloys for Electrical Heating Elements |
| B 344 Ni80-Cr20 | SAE | USA | Drawn or Rolled Nickel-Chromium and Nickel-Chromium-Iron Alloys for Electrical Heating Elements |
| B 564 R20033 | SAE | USA | Standard Specification for Nickel Alloy Forgings |
| B 619 R20033 | SAE | USA | Standard Specification for Welded Nickel and Nickel-Cobalt Alloy Pipe |
| B 622 R20033 | SAE | USA | Seamless Nickel and Nickel-Cobalt Alloy Pipe and Tube |
| B 625 R20033 | SAE | USA | UNS N08925, UNS N08031, UNS N08932, UNS N08926, UNS N08354, and UNS R20033 Plate, Sheet, and Strip |
| B 626 R20033 | SAE | USA | Standard Specification for Welded Nickel and Nickel-Cobalt Alloy Tube |
| B 649 R20033 | SAE | USA | Nickel-iron-chromium-molybdenum-copper low-carbon alloys bar and wire |
| ER 209 | AMS | USA | Bare Stainless Steel Welding Electrodes and Rods |
| ER 209 | AMS | USA | Bare Stainless Steel Welding Electrodes and Rods |
| HARPER 200 | UNS | USA | Wrought nickel and nickel-related alloys |
| NiFe 25 Cr 20 NbTi | UNS | USA | Engine poppet valve information report |
| R20033 | AISI | USA | Cr-Ni-Fe-Mo Austenitic stainless steel |
| R20500 | AISI | USA | Chromium-Nickel alloy |
| R20501 | AISI | USA | Cr-Ni-Nb Casting alloy |
| R-206.0 | AMS | USA | Bare aluminum and aluminum-alloy welding electrodes and rods |
| R-206.0 | AWS | USA | Bare aluminum and aluminum-alloy welding electrodes and rods |