B.S. 1.4542

Grades | Stainless Steels | 1.4542

B.S. 1.4542 ( Precipitation-Hardening )

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1.4542 Application:Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Chemical composition(mass fraction)(wt.%) of the 1.4542
Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.07
Si - 0.70
Mn - 1.50
P - 0.04
S - 0.015
Cr 15.00 17.00
Ni 3.00 5.00
Mo - 0.60
Nb+Ta 5×C 0.45
Cu 3.00 5.00

Mechanical properties of grade 1.4542

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
554 (≥) 527 (≥) 23 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical properties of grade 1.4542

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
265 (≥) 327 (≥) 21 11 32 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		 - - -
137 699 233 - - -

1.4542 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