B275 G8A

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America ASTM B275G8A 某些锻造和锻造有色金属及合金统一牌号编制标准惯例 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B275G8A / B275 G8A

Category	Grade	Standard	Region/Area	Standard Content
Metals	B275 G8A	ASTM B275	America	某些锻造和锻造有色金属及合金统一牌号编制标准惯例

Chemical composition(mass fraction)(wt.%) of the B275 G8A

Element	Min	Max	Similar
Zn	-	0.1500	-
Total Others	-	0.2500	-
Sn	-	0.1500	-
Si	-	0.3500	-
Ni	-	0.1500	-
Mn	-	0.3500	-
Mg	7.5000	8.5000	-
Fe	-	1.8000	-
Cu	-	0.2500	-
Al	-	-	-

Mechanical Properties of steel grade B275 G8A

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
165 (≥)	879 (≥)	14	44	21	Solution and Aging, Annealing, Ausaging, Q+T,etc	113

Physical Properties of steel grade B275 G8A

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
14	-	-			0.32	-
384	161	-	11.3	414		-
386	-	32	31.2			331	323

Heat Treatment of steel grade B275 G8A

Heat treated : 1233°C - 1567°C

Technological Curves of steel grade B275 G8A

No Curve

Cross Reference Table (Equivalent Grade) of B275 G8A

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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