描述：GENTEC U21 series single-stage regulators are hand adjustable, pressure reducing regulators for applications ranging from non-corrosive, corrosive, and toxic gases. Our metal-to-metal diaphragm to bo

更新時間：2025-03-15

產品型號：U21系列

廠商性質：生產廠家

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詳情介紹

Features

316L stainless steel body
Metal to metal diaphragm to body seal
Easy front panel and rear bracket mounting
Gauge ports are standard with 1/4” face seal male. Internal 1/4” face seal female is also available
Fully internal electropolished
Cleaned, assembled and packaged for high purity semiconductor applications
High-cycle life
Helium-leak tested

Materials of Construction

Wetted
Body		316L stainless steel
Seat		PCTFE*, Vespel^®
Diaphragm		316L stainless steel
Poppet		316L stainless steel
Remaining Part		316L stainless steel
Non-wetted
Nut		316 stainless steel
Cap		nickel plated brass
Knob		ABS Plastic
Operating Conditions
Maximum Inlet Pressure		500 psig （35 barg）, 3000 psig （206 barg）
Outlet Pressure		0-25 psig （1.7 barg）, 0-50 psig （3 barg）, 0-100 psig （7 barg）, 0-250 psig （17 barg）, 0-500 psig （35 barg）
Temperature		-40°F to 165°F （-40°C to 74°C）
Functional Performance
Flow Capacity		Cv=0.14
Maximum Leak Rate:
Inboard Leakage		2 x 10^-8 atm cc/sec He
Outboard Leakage		2 x 10^-9 atm cc/sec He
Across Seat Leakage		4 x 10^-8 atm cc/sec He
Proof Pressure		150% of maximum rated pressure
Burst Pressure		400% of maximum rated pressure
Surface Finish
Standard Ra		20µin.
Optional Ra （EP）		10 μin
Internal Volume		4.6cc

Dimensions

Flow Charts

型號參數：

Series	Body	Ports	Seat	Inlet Pressure	Outlet Pressure	Gauge	Inlet/Outlet Connections	Options
U21	SL: 316L	A: 2 port	K: PCTFE*	D: 3000psig	F: 0-500psig	P: with gauge	91: FSR（1/4"F）	E: 10 μin
		B: 3 port	V: Vespel®	F: 500psig	G: 0-250psig	W: without gauge	92: FSR（1/4"M）	P: Panel mounting
		G: 4 port			I: 0-100psig		41: 1/4" tube weld stub	I: Internal 1/4" FSR（F） gauge ports
		J: 4 port			K: 0-50 psig
		M: 5 port			L: 0-25 psig

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