1J66

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#1J66

Description

China GBT 1J66 non-retentive alloy and 1J66 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1J66

Category	Type	Steel Grade	Standard	Country	Application
Steel Grades	Special Alloy	1J66	GBT	China	non-retentive alloy
		1J34
		1J36
		1J38
		1J40
		1J46
		1J50
		1J51
		1J52
		1J54
		1J65

Chemical composition(mass fraction)(wt.%) of the 1J66

C(％)	Si(％)	Mn(％)	P(％)	S(％)	Ni(％)	Fe(%)
0.03	≤0.10	0.70-1.10	0.020	0.020	64.5-65.5	Bal

Mechanical Properties of steel grade 1J66

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)
588 (≥)	298 (≥)	14	12	24	Solution and Aging, Annealing, Ausaging, Q+T,etc	123

Physical Properties of steel grade 1J66

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	-	-			0.43	-
813	578	-	31.3	321		-
858	-	33	34.2			313	244

Heat Treatment of steel grade 1J66

Heat treated : 1371°C - 1972°C

Technological Curves of steel grade 1J66

No Curve

Cross Reference Table (Equivalent Grade) of 1J66

Grade	Standard	Country	Application
1J66	GBT	China	non-retentive alloy

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

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