B381 Grade F-21

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America ASTM B381GradeF-21 Standard Specification for Titanium and Titanium Alloy Forgings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B381GradeF-21 / B381 Grade F-21

Category	Grade	Standard	Region/Area	Standard Content
Metals	B381 Grade F-21	ASTM B381	America	Standard Specification for Titanium and Titanium Alloy Forgings

Chemical composition(mass fraction)(wt.%) of the B381 Grade F-21

Element	Min	Max	Similar

The data is being updated,

Mechanical Properties of steel grade B381 Grade F-21

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)
879 (≥)	132 (≥)	32	43	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	114

Physical Properties of steel grade B381 Grade F-21

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
31	-	-			0.34	-
669	955	-	24.3	344		-
315	-	23	42.2			414	321

Heat Treatment of steel grade B381 Grade F-21

Heat treated : 1666°C - 1266°C

Technological Curves of steel grade B381 Grade F-21

No Curve

Cross Reference Table (Equivalent Grade) of B381 Grade F-21

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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