AFNOR Z6CNNb18.12B Enquiry | Print this page
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- » Z6CNNb18.12B
Z2NCDU31-27
Z3CMND22-05-04Az
Z6CND17.12B
A35-586 316F20
Z8CNDT17.13B
A35-586 316F21
Z6CNDNb17.13B
A35-586 316F22
Z6CNT18.12B
A35-586 321F20 - AFNOR
- France
- Resistant to high boron steel(NF A 36-580(1983))
Chemical composition % of the ladle analysis of grade Z6CNNb18.12B
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | B(%) | Other(%) |
| 0.04-0.08 | Max 1.0 | Max 2.0 | Max 0.040 | Max 0.030 | 17.0-19.0 | 11.0-13.0 | 0.0015-0.0060 | Nb+Ta 8xC Max 1.0 |
| 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) |
|---|---|---|---|---|---|---|
| 377 (≥) | 924 (≥) | 31 | 22 | 12 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 312 |
| 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 |
|---|---|---|---|---|---|---|---|
| 498 (≥) | 828 (≥) | 24 | 41 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 324 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 386 | 893 | 239 |
| 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 |
|---|---|---|---|
| Z6CNNb18-10 | Iron and steel. Austenitic and austenic-ferritic stainless steels plates for boilers and pressure vessels |
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| TUZ6CNNb18-10 | Steel pipes. Seamless pipes for furnaces. Austenitic stainless steels. Dimensions (with normal or reduced tolerances). Technical delivery conditions |
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| Z6CNNb18-10F | General purpose forgings. Stainless steels |
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| Z6CNNb18-10M | Foundry products. Austenitic and austeno-ferritic stainless cast steel |
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| Z6CNNb18-12B | Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery |
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| Z6CNNb18.12B | Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery |
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| 347F20 | Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery |
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| Z6CND17.12B | Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery |
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| 316F20 | Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery |
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| Z6CNT18.12B | Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery |
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| 321F20 | Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery |
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