DIN 1.4732

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DIN 1.4732

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1.4732 Application:Valve steel

Chemical composition(mass fraction)(wt.%) of the 1.4732
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) W(%)
0.75-0.85 1.80-2.20 Max 0.80 Max 0.040 Max 0.030 14.00-16.00 0.60-0.90 0.80-1.20 0.80-1.20

Mechanical properties of grade 1.4732

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
584 (≥) 398 (≥) 23 44 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical properties of grade 1.4732

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
514 (≥) 855 (≥) 42 31 44 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		 - - -
865 749 691 - - -

1.4732 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