Q195 Structural Steel to YB 4028-1991

Q195 - Specification & Application

  • YB 4028-1991 - Carbon structural steel and low alloy steel hot-rolled steel belt

Carbon structural steel and low alloy steel hot-rolled steel belt

Chemical composition(wt.%) of Q195 grade: to YB 4028-1991

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.12
Si - 0.3
Mn - 0.5
P - 0.035
S - 0.04
Cr - 0.3
Ni - 0.3
Cu - 0.3
N - 0.0080

Q195 - Detail

Product type: steel belt.
Delivery status: hot rolling.
Carbon structural steel and low alloy steel hot-rolled steel belt.

Mechanical properties of grade Q195 YB 4028-1991

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)
693 (≥) 329 (≥) 21 13 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical properties of grade Q195 YB 4028-1991

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
155 (≥) 491 (≥) 41 12 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 424
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
145 841 559

Equivalent Products

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