Page 13 - ProStar Product Guide
P. 13
™
ProStar Check Valves & Quick Connect Sets
ProStar Reverse-Flow Check Valves
FOR TORCH AND REGULATOR APPLICATIONS
Reverse-flow check valves guard against danger caused by plugged
Check Valves and
tips, over-pressurizing, or incorrect setup. Allows gas to flow in
Flashback Arrestors
one direction, and prevents the reverse flow of gas. Helps prevent
Potential harm from both torch
accidents caused by gases mixing in regulators, hoses or cylinders.
flashbacks and backfires is GAS EQUIPMENT
Machined, high-quality brass with stainless steel operating spring reduced through the use of
and valve disc. Meets or exceeds CGA and OSHA requirements. check valves and flashback
arrestors.
Part No. Part No.
PRS28106 Regulator end PRS28105 Torch end
B-size (9/16”-18) (14.3 mm) easily B-size 9/16”-18 (14.3 mm) stops
mounts on outlet bushing of any reverse flow at the point of origin.
regulator having a B-size outlet. Mounts easily on a torch, is readily
Same flow capacity as the torch seen, and can be removed for
type (1200 scfh at 50 psig) when periodic testing. Flows cut up to
installed on a regulator. Easy-to- 12” (304.8 mm) steel plate, and
see check valve is less subject to handle heating tips (1200 scfh at
contamination, abuse, damage. 50 psig).
ProStar Quick-Connect Sets
Part No. Description Components
PRS28102 Torch-to-hose set 1 fuel gas, 1 oxygen/inert with check valves
PRS28103 Hose-to-hose set 1 fuel gas, 1 oxygen/inert with check valves
PRS28104 Regulator-to-hose set 1 fuel gas, 1 oxygen with check valves
Brass construction provides long service life. Popular quick-connects
provide reliable, fast and positive connections and quick disconnections
for regulators, hoses, and torches on welding equipment. Instant connections
speed up setup and teardown. Color coded for gas service and additional
safety: fuel gas–red; oxygen/inert–green. Non-interchangeable fuel gas
and oxygen connectors prevent accidental gas mixing. Spring-loaded
PRS28102
locking mechanism responds to fingertip action and achieves a gas-tight
Oxygen / Fuel Gas
®
connection. UL listed. 200 psig maximum operating pressure.
1-800 225 8247 www.praxairwelding.com A9