VDM Alloy 188 Conicro 4023 W

VDM Alloy 188 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Ni	W	B	Al	La	More
Minimum Value	-	0.05	0.2	-	-	-	20	20	13	-	-	0.02	Co:余量
Maximum Value	3	0.15	0.4	1.25	0.015	0.015	24	24	16	0.01	0.2	0.12	Co:余量

Standard and steel designation
DIN EN 2.4683 – CoCr20NiW；UNS R30188

VDM Alloy 188 Mechanical Properties

Form	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Plate; t≤12.5	Solid Solution Annealing	≥860	≥380	≥40
Thin Sheet, Strip (Plate*); t≤0.5	Solid Solution Annealing	* ≥620	* ≥250	≥40
Thin Sheet, Strip; t > 0.5	Solid Solution Annealing			≥45
Bar; d≤100	Solid Solution Annealing			≥45	≤302
Forged parts; d≤75	Solid Solution Annealing			≥45	≤293

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