R12 valve body is large. The inlet and outlet connection end is 1/2 "NPT with internal thread, and the connection size of pressure gauge is 1/4" NPT F. the connection joint can be matched according to demand, which is a customized product

R12 Series stainless steel pressure reducers , single-stage diaphragm construction , stainless steel diaphragm pressure transmission , stable output pressure , applied to medium flow gas system.

Design Features

single-stage pressure-reducing structure

metal-to-metal diaphragm seal

body thread:1/2 " NPT(F)

pressure gauge , safety valce interdace 1/4" NPT(F)

filter element installed internally

panel mounting and wall mounting available

Typical Applications

laboratory

gas purge system

corrosive gas , special gas

gas bus-bar

testing equipment

Speciffcation

maximum inlet pressure:500 , 3000psi

output pressure:0~25 , 0~50 , 0~100 , 0~125 , 0~250psig

safety testing pressure:1.5times of maximum inlet pressure

working tem:-40℉~+446℉(-40℃~+230℃)

internal leakage rate:2*10^-8 atm cc/sec He

Cv:1.1

Material

bady:316L , brass

bonnet:316L , brass

diaphragm:316L

strainer:316L (10um)

seat:PCTFE , PTFE , Vespel

spring:316L

valve stem:316L

Ordering information

Usage scenario of pressure reducer

Laboratory gas supply	Gas purging system
Industrial gas supply	Test equipment

FAQ

Q. Are you manufacturer?

A. Yes, we are manufacturer.

Q.What is lead time?

A.3-5days. 7-10 days for 100pcs

Q. How do I order?

A.You can order it from Alibaba directly or send us a inquiry. We will reply you within 24 hours

Q. Do you have any certificates?

A. We have CE certificate.

Q. What materials do you have?

A. aluminium alloy and chrome plated brass are available. The picture shown is chrome plated brass. If you need other material, pls contact us.

Q. What is maximum inlet pressure?

A.3000psi (about 206bar)

Q. How do I confirm inlet connnection for cylidner?

A. Pls check cylinder type and confirm it. Normally, it is CGA5/8 male for Chinese cylinder. Other cylidner adapter are also

available e.g CGA540, CGA870 etc.

Q. How many types for connecting cylinder?

A. Down way and side way. (you can choose it)

Q. What is product warranty?

A: The free warranty is one year from the day of Commissioning qualified.If there is any fault for our products within the free warranty period, we will repair it and change the fault assembly for free.