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YB 4422 Details
YB 4422 Standard Download
| Category | Type | Grade | Microstructure | Designations | 
|---|---|---|---|---|
| Grades | Stainless Steels | 4422 | Precipitation-Hardening | USA - YB ,    SAE J 412 (1995) - General Characteristics and Heat Treatments of Steels | 
| Elements | Min.(≥) | Max.(≤) | Similar | Remarks | 
|---|---|---|---|---|
| C | - | 0.22 | ||
| Si | - | 0.40 | ||
| Mn | - | 0.75 | ||
| P | - | - | ||
| S | - | - | ||
| Ni | - | 0.75 | ||
| Cr | - | 12.50 | ||
| Al | - | - | ||
| Cu | - | - | ||
| Ti | - | - | ||
| Fe | - | remaining | ||
| N | - | - | ||
| Mo | - | 1.00 | ||
| W | - | 1.00 | ||
| V | - | 0.22 | 
| 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) | 
|---|---|---|---|---|---|---|
| 929 (≥) | 679 (≥) | 23 | 23 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 344 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 352 (≥) | 198 (≥) | 41 | 31 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 313 | |
| Temp. °C/°F | Creep strain limit (10000h) (Rp1,0) N/mm2 | Creep rupture strength (10000h) (Rp1,0) N/mm2 | |||||
| 626 | 476 | 771 | 
| 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 | 
|---|---|---|---|
| GH4220 | GB | China | Nickel-base superalloy | 
| A 176 S42200 | SAE | USA | Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip | 
| A 565 S42200 | SAE | USA | Martensitic Stainless Steel Bars for High-Temperature Service | 
| S42200 | AISI | USA | Martensitic Chromium Molybdenum Nickel Wolfram Stainless Steel (422) | 
| S42201 | AISI | USA | Martensitic Chromium Superstrength Steel | 
| A 176 S42200 | SAE | USA | Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip | 
| A 565 S42200 | SAE | USA | Martensitic Stainless Steel Bars for High-Temperature Service | 
| S42200 | AISI | USA | Martensitic Chromium Molybdenum Nickel Wolfram Stainless Steel (422) | 
| HNV8 | UNS | USA | Steel for intake valves | 
| 422 | YB | USA | Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip | 
| 422 | YB | USA | Martensitic Stainless Steel Bars for High-Temperature Service | 
| 422 | YB | USA | Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels | 
| 422 | YB | USA | Special Purpose Alloys ("Superalloys") | 
| 422 | YB | USA | Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application | 
| 422 | UNS | USA | Special Purpose Alloys ("Superalloys") | 
| 422 SS | UNS | USA | Engine poppet valve information report | 
| 422M | UNS | USA | Special Purpose Alloys ("Superalloys") | 
| 422M (Cast) | UNS | USA | Special Purpose Alloys ("Superalloys") | 
| 4422 | YB | USA | Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for | 
| 4422 | YB | USA | Seamless Carbon and Alloy Steel Mechanical Tubing | 
Relevant products
4422 Steel Stock
| Steel grade | Dimension | Shape | Unit | Quantity | Delivery state | Query | 
|---|---|---|---|---|---|---|
| SA-437 Grade B4B/SUS 616 /422 Forged Bar | Dia.160xL | Round Bar | Kgs | 2120 | Forged+QT | Enquiry | 
| Stainless Steel 422 / Alloy 422 AMS 5655 UNS S42200/616/B4B Round Bar Stock | Select | 0 | Select | Enquiry | 


