AFNOR H20Enquiry|Print this page
| Category | Type | Steel grade | Standard | Country |
|---|---|---|---|---|
| Grades | Special Alloy | H20 | AFNOR | France |
Chemical composition%of the ladle analysis of gradeH20
| 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) |
|---|---|---|---|---|---|---|
| 853(≥) | 152(≥) | 24 | 12 | 12 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 433 |
| 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 |
|---|---|---|---|---|---|---|---|
| 361(≥) | 524(≥) | 22 | 23 | 24 | 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 | |||||
| 674 | 913 | 826 |
| 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 |
|---|---|---|---|
| GH2018 | AFNOR | France | Classification and designation for superalloys and high temperature intermetallic materials |
| GH2036 | AFNOR | France | Classification and designation for superalloys and high temperature intermetallic materials |
| GH2038 | AFNOR | France | Classification and designation for superalloys and high temperature intermetallic materials |
| 08X10H20T2 | AFNOR | France | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 10X11H20T3P | AFNOR | France | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 20X25H20C2 | AFNOR | France | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 07X17H20M2Д2T | AFNOR | France | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 1OXl1H20T2P | AFNOR | France | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 10X12H20T2 | AFNOR | France | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
| 10Xl1H20T2P(ЭИ696A) | AFNOR | France | Russia GOCT standard deformation of high temperature alloy grades and chemical composition |
| ISO H20 | AFNOR | France | Nickel and nickel alloy forgings |
| H20 | AFNOR | France | Hot-Work Tool Steel |