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JIS SNCM 616 Details

Low-alloyed steels for machine structural use manufactured by hot rolling, hot forging and hot extruding

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SNCM 616 Application:Low-alloyed steels for machine structural use manufactured by hot rolling, hot forging and hot extruding

Category Type Grade Designations
Grades Stainless Steels - Special Steels SNCM 616 Japan - JIS ,

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤)

Mechanical properties of grade SNCM 616

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)
637 (≥) 325 (≥) 34 12 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical properties of grade SNCM 616

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
595 (≥) 877 (≥) 23 43 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 443
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
281 459 555

SNCM 616 - 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
SUH616 CNS China
CNS standard heat resistant steel bar steel grade and chemical composition
SNCM 616 JIS Japan
Low-alloyed steels for machine structural use manufactured by hot rolling, hot forging and hot extruding

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