ISO ISO H21 Enquiry | Print this page
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- » ISO H21
ISO X15CrNiSi25 21
ISO H16
ISO X12NiCrSi35 16
ISO H17
ISO X6NiCrSi36 19
ISO X8NiCrAlTi32 21
ISO H18
ISO NiCr15Fe8
ISO H20
ISO NiCr20Ti - ISO
- ISO
- ISO standard heat-resisting alloy
Chemical composition % of the ladle analysis of grade ISO H21
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | Cu(%) | Co(%) | Ti(%) | Other(%) |
| Max 0.08 | Max 1.0 | Max 1.0 | Max 0.015 | Max 0.02 | 18.0-21.0 | Remaining | Max 0.5 | Max 5.0 | 0.20-0.60 | Fe:Max 5.0 |
| 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) |
|---|---|---|---|---|---|---|
| 489 (≥) | 578 (≥) | 33 | 22 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 342 |
| 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 |
|---|---|---|---|---|---|---|---|
| 168 (≥) | 681 (≥) | 11 | 42 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
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| 193 | 656 | 616 |
| 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 |
|---|---|---|---|
| GH2130 | Classification and designation for superalloys and high temperature intermetallic materials |
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| GH2132 | Classification and designation for superalloys and high temperature intermetallic materials |
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| GH2135 | Classification and designation for superalloys and high temperature intermetallic materials |
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| GH2136 | Classification and designation for superalloys and high temperature intermetallic materials |
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| 03X21H21M4ΓБ | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| SUH21 | CNS standard heat resistant steel plate of the steel grade and chemical composition |
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| ISO H21 | Nickel and nickel alloy forgings |
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| H21 | Hot-Work Tool Steel |
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| H21 | Hot-Work Tool Steel |
