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CF/ISO Bellows Sealed Stainless Steel Gate Valves (Pneumatic)

CF/ISO Bellows Sealed Stainless Steel Gate Valves (Pneumatic)

Bellows sealed valves isolate the actuator from process gases or debris.

Overview
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CF/ ISO Flange

Material	Body	304S.S.
	Carriage	304S.S.
	Gate	304S.S.
	Bellows	316L or AM350
Cycle life	size under 4” (included)	100,000
	size above 4”	50,000
Helium leak rates at 1 atm differential	<5×10-10 mbar..l/sec for gasket seal
Bake Temperature	Actuator	Pneumatic≤80℃
		Manual≤200℃
Pressure Range （mbar)	1×10-10~1000
Maximum P （mbar)	27 before opening
Standard Seal	Viton O-ring
Actuator	Pneumatic or Manual
Compressed air supply Tube connection Pressure range	Ø6 mm

	4~6 Kg/cm2 (overpressure)
Surface Treatment	Scotch Polished
Options	A、Position indicator B、Pneumatic control solenoid valve

	C、Roughing port D、Other material Gate O-ring sea

iso bellows sealed stainless steel gate valves pneumatic-1

CF Flange Pneumatic Gate Valve parameters:

Model No.	H1	H2	L1	L2	L3	K1	K2	U	V	W	T	B	C	N-M	Parts No.
GVB-SS-CF63-P	70	70	56	180	161	112	130	71	31	49	Ф86	114	92.1	8*M8	31026900
GVB-SS-CF100-P	70	70	71	249	171	141	180	71	31	49	Ф86	152	130.2	16*M8	31026901
GVB-SS-CF150-P	78	75	96	340	175	191	230	84	37.5	55.5	80*80	202	181.1	20*M8	31026902
GVB-SS-CF200-P	85	75	125.5	430	197	254	290	104	47	65	94*94	253	231.9	24*M8	31026903
GVB-SS-CF250-P	100	90	155	523	235	310	350	104	47	65	94*94	305	284	32*M8	31026904

ISO Flange Pneumatic Gate Valve parameters:

Model No.	H1	H2	L1	L2	L3	K1	K2	U	V	W	T	B	C	N-M	Parts No.
GVB-SS-ISO63-P	70	70	56	180	161	112	130	71	31	49	Ф86	130	110	4*M8	31036800
GVB-SS-ISO100-P	70	70	71	249	171	141	180	71	31	49	Ф86	165	145	8*M8	31036801
GVB-SS-ISO150-P	78	75	96	340	175	191	230	84	37.5	55.5	80*80	225	200	8*M10	31036802
GVB-SS-ISO200-P	85	75	125.5	430	197	254	290	104	47	65	94*94	285	260	12*M10	31036803
GVB-SS-ISO250-P	100	90	155	523	235	310	350	104	47	65	94*94	335	310	12*M10	31036804
GVB-SS-ISO320-P	110	96	180	598	370	360	400	112	56	77	112*112	425	395	12*M12	31036805
GVB-SS-ISO400-P	150	108	233	748	397	466	506	112	56	77	112*112	510	480	16*M12	31036806
GVB-SS-ISO500-P	170	110	283	898	450	566	606	136	68	89	135*135	610	580	16*M12	31036807

CCD Series — Electric Ultra-High Vacuum Gate Valve
Motor-driven. Precise positioning. Ideal for automated systems. Stainless steel body. CF or ISO flanges. Leak rate ≤1.3×10⁻⁷ Pa·L/s (DN≤200). Bakeable to 150°C.
CCQ Series — Pneumatic Ultra-High Vacuum Gate Valve
Compressed air driven. Fast response. Remote operation. Ultra-thin design. High conductance. For semiconductor, PVD, CVD, and load lock systems.
CC Series — Manual Ultra-High Vacuum Gate Valve
Simple. Reliable. Cost-effective. For systems where manual control is enough.