Location » Home » Grades > Special Alloy > Z6CNT18.12B
Z6CNT18.12B Application:Resistant to high boron steel(NF A 36-580(1983))
Category Type Steel grade Standard Country
Grades Special Alloy Z6CNT18.12B AFNOR France

Chemical composition % of the ladle analysis of grade Z6CNT18.12B

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) B(%) Ti(%)
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 4xC Max 0.6
Z6CNT18.12B
Mechanical properties of grade Z6CNT18.12B
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)
884 (≥) 329 (≥) 12 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Physical properties of grade Z6CNT18.12B
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
891 (≥) 712 (≥) 34 32 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 412
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
182 121 997
Z6CNT18.12B Range of products
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
Z6CNT18-10 AFNOR France
Non alloy and alloy steel bolting for pressure equipement - Specifications
Z6CNT18-10B AFNOR France
Iron and steel. Stainless steel for high temperature application
Z6CNT18-10F AFNOR France
General purpose forgings. Stainless steels
TUZ6CNT18-10 AFNOR France
Steel pipes. Seamless pipes for furnaces. Austenitic stainless steels. Dimensions (with normal or reduced tolerances). Technical delivery conditions
TSZ6CNT18-10 AFNOR France
Steel tubes. Tubes welded longitudinally for heat exchangers. Austenitic stainless steels. Dimensions. Technical delivery conditions
Z6CNT18.12B AFNOR France
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
321F20 AFNOR France
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
Z6CNNb18-12B AFNOR France
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
Z6CND17.12B AFNOR France
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
316F20 AFNOR France
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
Z6CNNb18.12B AFNOR France
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
347F20 AFNOR France
Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery
20X12BHMΦ AFNOR France
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
15X12BHMΦ AFNOR France
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
18X12BMBΦP AFNOR France
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Enquiry