▲▲
Chemical composition(wt.%) of SUH 409 grade: G 4312 (2011)
Elements Min.（≥） Max.（≤） C 0.75 0.85 Si 1.75 2.25 Mn 0.20 0.60 P - 0.03 S - 0.03 Cr 19.00 20.50 Ni 1.15 1.65 Mo - -
Mechanical properties of grade SUH 409 G 4312 (2011)
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) 216 (≥) 588 (≥) 24 43 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 124
Physical properties of grade SUH 409 G 4312 (2011)
Property Density
kg/dm3Temperature T
°C/FSpecific heat
J / kgKThermal conductivity
W/mKElectric resistance
µΩ·cmModulus of elasticity
kN/mm2Expansion rate 199 (≥) 359 (≥) 21 44 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 321 Temp.
°C/°FCreep strain limit
(10000h)
(Rp1,0) N/mm2Creep rupture strength
(10000h)
(Rp1,0) N/mm2172 348 188
COPYRIGHT © 2019. HAIXIANG METAL TECHNOLOGY (HANGZHOU) CO., LTD. ALL RIGHTS RESERVED
Λ
TOP
Custom
Assurance
Brand
Logistics