AISI ASTM A2Q

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AISI ASTM A2Q

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Chemical composition(mass fraction)(wt.%) of the ASTM A2Q
C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) V(%) Cu(%)
Max 0.26 Max 0.60 Max 1.20 Max 0.025 Max 0.025 0.40 0.50 0.25 0.03 0.50

Mechanical properties of grade ASTM A2Q

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition HBW
125 (≥) 946 (≥) 13 43 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical properties of grade ASTM A2Q

Property Density
kg/dm3		 Temperature T
°C/F		 Specific heat
J / kgK		 Thermal conductivity
W/mK		 Electric resistance
µΩ·cm
256 (≥) 453 (≥) 13 41 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		 - - -
279 426 671 - - -

ASTM A2Q 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