Product Introduction：
TWF series Flashback Arrestor
Product Reference Pictures：
Flashback Arrestors are specially designed to prevent personal injury and damage to equipment from the severe flashback. Flashback Arrestors are available for regulators, torches and pipes.
l Sintered Metal Flame Arresting Filter to quench the flame from severe flashback
l Built-in automatic reset Non-return Valve to prevent reverse flow of
l gases by temporarily cutting off the gasses.
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Model NO.
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Gas Service
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Working Pressure
(Psi)
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Capacity Flow
(Scfh)
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Inlet Gauge
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Outlet Gauge
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Application
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TWF-16RO
TWF-12RO
TWF-83RO
TWF-85RO
TWF-91RO
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Oxygen
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145
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706
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M16×1.5RH(F)
M12×1.25RH(F)
G3/8”-RH(F)
5/8”-18RH(F)
9/16”-18RH(F)
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M16×1.5RH(M)
M12×1.25RH(M)
G3/8”-RH(M)
5/8”-18RH(M)
9/16”-18RH(M)
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Regulators
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TWF-16RF
TWF-12RF
TWF-83RF
TWF-85RF
TWF-91RF
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Acetylene
Propane,
Natural Gas
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15
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70
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M16×1.5LH(F)
M12×1.25LH(F)
G3/8”-LH(F)
5/8”-18LH(F)
9/16”-18LH(F)
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M16×1.5LH(M)
M12×1.25LH(M)
G3/8”-LH(M)
5/8”-18LH(M)
9/16”-18LH(M)
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Regulators
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TWF-16TO
TWF-12TO
TWF-83TO
TWF-85TO
TWF-91TO
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Oxygen
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145
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706
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M16×1.5RH(M)
M12×1.25RH(M)
G3/8”-RH(M)
5/8”-18RH(M)
9/16”-18RH(M)
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M16×1.5RH(F)
M12×1.25RH(F)
G3/8”-RH(F)
5/8”-18RH(F)
9/16”-18RH(F)
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Torches
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TWF-16TF
TWF-12TF
TWF-83TF
TWF-85TF
TWF-91TF
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Acetylene
Propane,
Natural Gas
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15
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70
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M16×1.5LH(M)
M12×1.25LH(M)
G3/8”-LH(M)
5/8”-18LH(M)
9/16”-18LH(M)
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M16×1.5LH(F)
M12×1.25LH(F)
G3/8”-LH(F)
5/8”-18LH(F)
9/16”-18LH(F)
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Torches
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TWF-16PO
TWF-12PO
TWF-83PO
TWF-91PO
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Oxygen
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145
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1240
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M16×1.5RH(F)
M12×1.25RH(F)
G3/8”-RH(F)
G9/16”-18RH(F)
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M16×1.5RH(M)
M12×1.25RH(M)
G3/8”-RH(M)
G9/16”-18RH(M)
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Pipes
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TWF-16PF
TWF-12PF
TWF-83PF
TWF-91PF
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Acetylene
Propane,
Natural Gas
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15
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350
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M16×1.5LH(F)
M12×1.25LH(F)
G3/8”-LH(F)
9/16”-18LH(F)
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M16×1.5LH(M)
M12×1.25LH(M)
G3/8”-LH(M)
9/16”-18LH(M)
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Pipes
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