Z6CNNb18-10M Enquiry | Print this page
AFNOR Z6CNNb18-10M Details
AFNOR Z6CNNb18-10M Standard Download
Z6CNNb18-10M Application:Foundry products. Austenitic and austeno-ferritic stainless cast steel
| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | Z6CNNb18-10M | France - AFNOR , NF A 32-055 - Foundry products. Weldable cast steels for pressure vessels NF A 32-060 - Foundry products - Cast steel and nickel alloy castings for pumps, valves and fittings (enclosures and internal components) NF A 32-056 - Foundry products. Austenitic and austeno-ferritic stainless cast steel |
Chemical composition(wt.%) of Z6CNNb18-10M grade: NF A 32-055
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.060 | ||
| Si | - | 0.75 | ||
| Mn | - | 2.00 | ||
| P | - | 0.040 | ||
| S | - | 0.015 | ||
| Cr | 17.00 | 19.00 | ||
| Mo | - | - | ||
| Ni | 9.00 | 11.00 | ||
| N | - | 0.050 | ||
| Nb | 10×C | 1.00 |
Mechanical properties of grade Z6CNNb18-10M NF A 32-055
| 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) |
|---|---|---|---|---|---|---|
| 347 (≥) | 668 (≥) | 42 | 43 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 133 |
Physical properties of grade Z6CNNb18-10M NF A 32-055
| 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 |
|---|---|---|---|---|---|---|---|
| 183 (≥) | 871 (≥) | 23 | 24 | 34 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 472 | 751 | 559 |
Z6CNNb18-10M - Form of Supply
| 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 |
Cross Reference Table(Equivalent Grade)
| Grade | Standard | Country | Application |
|---|---|---|---|
| Z6CNNb18-10 | AFNOR | France | Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels |
| TUZ6CNNb18-10 | AFNOR | France | Steel pipes. Seamless pipes for furnaces. Austenitic stainless steels. Dimensions (with normal or reduced tolerances). Technical delivery conditions |
| Z6CNNb18-10F | AFNOR | France | General purpose forgings. Stainless steels |
| Z6CNNb18-10M | AFNOR | France | Foundry products. Austenitic and austeno-ferritic stainless cast steel |
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