tungsten carbide bushings

tungsten carbide valve : virgin or recycled tungsten carbide as DIN used in all machines, low-abraision custom made, C/O read tungsten carbide valve core :Materials: hard alloy and nonmetal as DINUsed in geological prospecting, machinery/tool manufacturing and serves as drill bit in wind drill and electric drills for coal diggingFit for precision lathe are used in nonstop cutting of die-cast ironSemi-precision, precision, and small-section precision lathes are used in interrupted cutting and whirling of rough turnC/O available;

tungsten Carbide are not only widely applied in the oil industry, but also used as pivots or detents for gauges, tips for ballpens, button for tracers, ball grinder, bearing, valve ball etc.

Tungsten Carbide valve ball and valve seat
Type	F01	F02	F03	F04	F05	F06	F07	F08
D(mm)	15.88	19.05	23.83	28.58	31.75	34.93	42.88	57.15
H+0.51/-0.25(mm)	12.70	12.70	12.70	12.70	12.70	12.70	12.70	19.05
D1+0.00/-0.41(mm)	19.48	22.66	28.22	33.81	36.09	41.43	48.79	74.93
D2+0.00/-0.127(mm)	20.14	23.32	29.67	35.26	37.54	43.69	51.05	78.03
d±1.27(mm)	11.68	13.97	17.02	20.96	24.38	26.92	33.27	43.18

Grade	Equal to ISO Category Number	Performance
		Density	Bend Strength	Hardness
		G/Cm3	N/mm2	HRA
YG3	K01	14.9-15.3	1180	≥90.5
YG3X	K01	15.1-15.4	≥1300	≥91.5
YG6X	K10	14.8-15.1	≥1560	≥91.0
YG6A	K10	14.7-15.1	≥1580	≥91.0
YG6	K20	14.7-15.1	≥1670	≥89.5
YG8	K20-K30	14.6-14.9	≥1840	≥89

tungsten carbide bushings