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DIN Z21CDV12 Details

Z21CDV12 Application:Iron and steel. Stainless steel for high temperature application

Category Type Grade Designations
Grades Stainless Steels Z21CDV12 France - DIN , NF A 35-578 - Iron and steel. Stainless steel for high temperature application

Chemical composition(wt.%) of Z21CDV12 grade: NF A 35-578

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.18 0.24
Si 0.10 0.50
Mn 0.30 0.80
P - 0.0350
S - 0.0350
Ni 0.30 0.80
Cr 11.0 12.50
Mo 0.80 1.20
V 0.25 0.35
Iron and steel. Stainless steel for high temperature application

NF A 35-578 Iron and steel. Stainless steel for high temperature application; Replaced by NF EN 10302:2003

Mechanical properties of grade Z21CDV12 NF A 35-578

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)
689 (≥) 239 (≥) 13 33 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical properties of grade Z21CDV12 NF A 35-578

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
315 (≥) 154 (≥) 34 14 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
954 586 643

Z21CDV12 - 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
Z21CDV12 DIN France
Iron and steel. Stainless steel for high temperature application
1.4923 DIN Germany
DIN 17240 (1976) Heat Resisting and Highly Heat Resisting Materials for Bolts and Nuts; Quality Specifications; Replaced by: DIN EN 10269:1999
X22CrMoV12-1 AFNOR France
Creep resisting steels, nickel and cobalt alloys
1.4923 AFNOR France
Creep resisting steels, nickel and cobalt alloys
1.4923 EN European
Creep resisting steels, nickel and cobalt alloys
X22CrMoV12-1, 1.4923 EN European
Creep resisting steels, nickel and cobalt alloys

Relevant products

Z21CDV12 Steel Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
X22CrMoV12-1 / 1.4923 Φ17mm Round Bar Kgs 300 Hot-Rolled+Annealed+black Enquiry
X22CrMoV12-1 / 1.4923 Φ30mm Round Bar Kgs 300 Hot-Rolled+Annealed+black Enquiry

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