Location » Home » Grades > Stainless Steels > 1Cr18Ni9Si3

GB 1Cr18Ni9Si3 Details

Cold rolled steel sheet Cold rolled steel sheet

GB 1Cr18Ni9Si3 Standard Download

1Cr18Ni9Si3 Application:Cold rolled steel sheet
Category Type Grade Microstructure Designations
Grades Stainless Steels 1Cr18Ni9Si3 Austenite China - GB , GB 4238 (1992) | GB/T 3280 (2007) | GB/T 4237 (1992) | GB/T 4239 (1991) |
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
S 2.00 3.00
Mn - 2.00
P - 0.035
S - 0.030
Ni 8.00 10.00
Cr 17.00 19.00
Mechanical properties of grade 1Cr18Ni9Si3
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)
142 (≥) 236 (≥) 21 12 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 433
Physical properties of grade 1Cr18Ni9Si3
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
966 (≥) 228 (≥) 32 41 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 432
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
397 942 891
1Cr18Ni9Si3 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
1Cr18Ni9Si3 GB China
Cold rolled steel sheet
18Ni Maraging Steel ASTM USA
Typical applications for maraging include missile and rocket motor cases, landing and takeoff gear, munitions, aerospace, extrusion tooling, die casting, high performance shafting, gears and fasteners.

Relevant products

1Cr18Ni9Si3 Equivalent Grade Stock

Steel grade Dimension Shape Unit Quantity Delivery state Query
1.4882 strip/sheet/plate stock 3.5x200x1000-2000mm Coil or Strip Kgs 200 Cold-Rolled+Annealed Enquiry