Swing Type Ceramic Check Valves

Categories: Abrasion-resistant valves Tags: Swing Type Ceramic Check Valves

Description
Inquiry

Swing Type Ceramic Check Valves

Specification:

Type	Ceramic Check Valves
Size	DN50-DN300(1”-12”)
Pressure Rating	PN10,PN16,PN25,PN40, PN63, PN100, PN160, CL150, CL300, CL600, CL900
Body Material	WCB, CF8, CF8M, CF3M, Hastelloy, Monel, Alloy 20, Titanium
Trim Material	ZrO2 Ceramics, Al2O3 Ceramics, Tungsten Carbide, Si3N4
End Connection	Flange End, EN1092-1, DIN 2501, ASME B16.5

Design Features:

Ceramics Seated, Swing type check valves
Flange Ends, Socket weld ends, screwed ends, butt weld ends
One piece body
Especially designed for extreme corrosive and abrasive slurry.
Temperature range
Depends on the material used for swing type ceramic check valves, the normal working temperature range is -29~250 degree.

Datasheet of Technical ceramics

Property	Units	Material
Property	Units	99.5% alumina	99% alumina	95% alumina	ZrO2 (Y-TZP)	ZrO2 (TTZ)
Density	g/cm³	≥3.85	≥3.80	≥3.60	≥5.95	≥5.72
Water absorption	%	0	0	0	0	0
Hardness	HV	1700	1700	1500	1300	900
Flexural strength	Mpa	≥379	≥338	≥320	≥1200	≥1200
Compressive strength	Mpa	≥2240	≥2240	≥2000	≥1990	1750
Fracture toughness	Mpa m^1/2	4-5	4-5	3-4	6.5-8	11
Max. service temperature	ºC	1675	1600	1450	1000
CTE	1×10 ^-6/ºC	6.5~8.0	6.2~8.0	5.0~8.0	8.0~9.5	10.2
Thermal shock	T(ºC)	≥250	≥200	≥220	≥300	350
Thermal conductivity(25ºC)	W/m.k	30	29	24	3	3
Volume resistivity	ohm.cm
25ºC		>1 x 10¹⁴	>1 x 10¹⁴	>1 x 10¹⁴	>1 x 10¹¹	>1 x 10¹¹
300ºC		1 x 10 ¹²	8 x 10¹¹	10¹² -10¹³	1 x 10 ¹⁰	1 x 10 ¹⁰
500ºC		5 x 10 ¹⁰	2 x 10⁹	1 x 10⁹	1 x 10⁶	1 x 10⁶
Insulation strength	KV/mm	19	18	18	17	20
Dielectric constant(1Mhz)	(E)	9.7	9.5	9.5	29	28