Tungsten Karbid Dichtungen

Suitable Tungsten Karbid Grad for manufacturing seals
D=Dichte g/mm3, H= Härte HRA, BS=Bending Strenght N/mm2,
EC=Expansion Coefficient (10ˉ6/K, 25－500 oc)

WC,Co.Ni	Grade	Content			D	H	BS	EC
WC,Co.Ni	Grade	WC	Co	Ni	D	H	BS	EC
WC－Co	Y86B	94	6	-	14.8-15	89.5	1421	5.0
WC－Co	Y68B	92	8	-	14.5-14.9	89	1472	5.1
WC－Co	Y615B	85	15	-	13.9-14.2	87	2068	5.3
WC－Ni	YWN8B	92	-	8	14.4-14.8	88	1470	5.3
WC-Ni-Co	YCN3B	97	(CO+NNi)3	-	15.0-15.3	91	1300	4.3

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