Q195 Structural Steel to YB 4027-1991

Q195 - Specification & Application

  • YB 4027-1991 - Hot rolled wire rod

Hot rolled wire rod

Chemical composition(wt.%) of Q195 grade: to YB 4027-1991

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.06 0.12
Si 0.12 0.2
Mn 0.25 0.5
P - 0.04
S - 0.04
Cr - 0.3
Ni - 0.3
Cu - 0.3
N - 0.0080
As - 0.08

Q195 - Detail

Hot rolled wire rod .
For mild steel wire drawing with no twist accused of cold rolled coil rod.

Mechanical properties of grade Q195 YB 4027-1991

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)
644 (≥) 914 (≥) 42 31 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical properties of grade Q195 YB 4027-1991

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
193 (≥) 627 (≥) 22 22 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 113
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
255 633 439

Equivalent Products

We can customize the production of Q195 grade, contact us for the best solution.
sales@specificsteel.com