B-4

Favorite Datasheet

#B-4

Description

B-4 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: B-4

Category	Type	Steel Grade
Steel Grades	High Alloy	B-4
		Aquamet 22
		Armco 1
		Armco 2
		Armco 3
		Armco 4
		Armco Telar 57
		Armco Telar 57s
		Armco Telwire
		ARNAVAR
		Astroloy

Chemical composition(mass fraction)(wt.%) of the B-4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.01	0.05	1.50	0.04	0.01	0.5-1.5	...
Mo	Al	Cu	Nb	Ti	V	Ce
26.0-30.0	0.1-0.5	≤0.5
N	Co	Pb	B	Other
	≤2.50			Fe 1-6

Mechanical Properties of steel grade B-4

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)
144 (≥)	844 (≥)	13	41	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	144

Physical Properties of steel grade B-4

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	-	-			0.33	-
217	717	-	14.3	234		-
568	-	31	22.2			244	234

Heat Treatment of steel grade B-4

Heat treated : 1157°C - 1415°C

Technological Curves of steel grade B-4

No Curve

Cross Reference Table (Equivalent Grade) of B-4

Grade	Standard	Country	Application
B-4	ASTM	USA	Steel Castings, Austenitic Manganese
B-4	ASTM	USA	Steel Castings, Austenitic Manganese

Available Suppliers

Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

Rfq.: sales@longhaisteel.com

Do you supply this B-4?
List your company on S&G now? Join
Non-paying users only

Stainless Steels

Tube/Pipe

Steel Profiles

Cold rolled/hot rolled

Wire rod

Quality special steel

Superalloy & High Temperature Alloy

B-4