AISI ASTM CN3MN

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AISI ASTM CN3MN

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Chemical composition(mass fraction)(wt.%) of the ASTM CN3MN
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) N(%) Cu(%)
Max 0.03 Max 1.00 Max 2.00 Max 0.04 Max 0.010 20.0-22.0 23.5-25.5 6.0-7.0 0.18-0.26 Max 0.75

Mechanical properties of grade ASTM CN3MN

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
121 (≥) 285 (≥) 11 14 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical properties of grade ASTM CN3MN

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
846 (≥) 212 (≥) 41 32 23 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2		 - - -
812 144 994 - - -

ASTM CN3MN 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