SGC D4

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#SGC #D4

Description

SGC D4 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: SGC D4

Category	Type	Steel Grade
Steel Grades	Carbon Steel	SGC D4
		SGH C
		SGC340
		SGC400
		SGC440
		SGC490
		SGC570
		SGC C
		SGC D1
		SGC D2
		SGC D3

Chemical composition(mass fraction)(wt.%) of the SGC D4

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.06	No provisions	0.45	0.03	0.03
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade SGC D4

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)
152 (≥)	338 (≥)	44	14	23	Solution and Aging, Annealing, Ausaging, Q+T,etc	342

Physical Properties of steel grade SGC D4

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
33	-	-			0.32	-
275	752	-	23.3	211		-
659	-	12	44.2			214	121

Heat Treatment of steel grade SGC D4

Heat treated : 1366°C - 1322°C

Technological Curves of steel grade SGC D4

No Curve

Cross Reference Table (Equivalent Grade) of SGC D4

Grade	Standard	Country	Application
D4	ASTM	USA	Alloy tool steel
SKD4	JIS	Japan	Hot-work die steel
STD4			Carbide for cutting tools
STD4			Carbide for cutting tools
ASTM CD4MCu	AISI	USA
D40			Structural steel
ZGD410-620		China	Low alloy steel castings for general engineering and structural purposes
ZGD410-620		China	Low alloy steel castings for general engineering and structural purposes
CD4MCu	ASTM	USA	Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
CD4MCu	ASTM	USA	Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application

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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