Location » Home » Grades > Stainless Steels > 1Cr18Mn8Ni5N

GB 1Cr18Mn8Ni5N Details

1Cr18Mn8Ni5N Application:Nickel steel, instead of 1cr18ni9

Category Type Grade Microstructure Designations
Grades Stainless Steels 1Cr18Mn8Ni5N Austenite China - GB , GB/T 1220 (1992) - Stainless steel bars
GB/T 3280 (1992) - Cold rolled stainless steel sheets and plates
GB/T 4237 (1992) - Hot rolled stainless steel sheets and plates
GB/T 4239 (1991) - Cold rolled stainless steel and heat resisting steel strips
GB/T 4356 (2002) - Stainless steel wire rods

Chemical composition(wt.%) of 1Cr18Mn8Ni5N grade: GB/T 1220 (1992)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.00
Mn 7.50 10.00
P - 0.060
S - 0.030
Ni 4.00 6.00
Cr 17.00 19.00
N - 0.25
Stainless and heat resisting steels
Austenitic stainless steel. Grade 1Cr18Mn8Ni5N was replaced by new designation 12Cr18Mn9Ni5N according to GB/T 20878 (2007)

Mechanical properties of grade 1Cr18Mn8Ni5N GB/T 1220 (1992)

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)
349 (≥) 716 (≥) 13 41 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical properties of grade 1Cr18Mn8Ni5N GB/T 1220 (1992)

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
864 (≥) 156 (≥) 43 41 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 433
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
638 269 216

1Cr18Mn8Ni5N - 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
1Cr18Mn8Ni5N GB China
Nickel steel, instead of 1cr18ni9

Enquiry