ISO ISO H7 Enquiry | Print this page
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ISO H1
ISO H2
ISO X10CrZlSi13
ISO H3
ISO H4
ISO X10CrAlSi18
ISO H5
ISO X10CrAlSi25
ISO H6
ISO X15CrN26 - ISO
- ISO
- ISO standard iron grain size heat resistant steel
Chemical composition % of the ladle analysis of grade ISO H7
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | N(%) |
| Max 0.20 | Max 1.0 | Max 1.00 | Max 0.040 | Max 0.030 | 24.0-28.0 | Max 1.0 | 0.15-0.25 |
| 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) |
|---|---|---|---|---|---|---|
| 628 (≥) | 375 (≥) | 42 | 43 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 |
| 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 |
|---|---|---|---|---|---|---|---|
| 552 (≥) | 688 (≥) | 41 | 31 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 241 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
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| 125 | 734 | 286 |
| 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 |
|---|---|---|---|
| 30X13H7C2 | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 09X17H7Ю | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 09X17H7Ю | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 40X15H7Γ7Φ2MC | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 03X14H7B | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 06X13H7Д2 | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 07X15H7ЮM2 | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| 09X16H7M2Ю | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
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| XH70Ю | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH70MBTЮБ | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH70BMЮT | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH70BMTЮ | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH70BMTЮΦ | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH75MБTЮ | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH75BMЮ | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH77TЮP | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH77TЮPy | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| XH78T | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| H70MΦ | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
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| H70MΦB | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
