AMC 2026 catalogue

Welding

Regulators

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1-888-602-0000 WELDING

SMWH2051B580 SMW31-50-320

Flow Gauge and Flowmeter Regulators Use for shielding gas with argon or CO2 in MIG and TIG welding. Flow gauge regulators are for accurate measurement of gas flow. Flowmeter regulators incorporate flowmeter and regulator into one compact unit.

Gas Service Delivery

Delivery Pressure Range Inlet Connection Outlet Connection Supply Pressure Gauge

Item

No. Flow Gauge Regulator

Argon 0 to 50 scfh 50 cfh CGA 580 5⁄8"-18 RH Internal 4,000 PSI SMW31-50-580 Carbon Dioxide 0 to 50 scfh 50 cfh CGA 320 5⁄8"-18 RH Internal 4,000 PSI SMW31-50-320 Flowmeter Regulator

Argon, Carbon Dioxide, Helium

0 to 50 scfh CO2, 0 to 160 scfh He, 0 to 60 scfh Ar/CO2 Mix 50 psi CGA 580 Internal 5⁄8"-18 RH 0 - 4,000 PSI SMWH2051B580

0 to 50 scfh Co2, 0 to 160 scfh He, 0 to

60 scfh Ar/Co2 Mix 50 psi CGA 580 5⁄8"-18 RH Internal 0 - 4,000 PSI SMWH2051B580H

MILLER-SMITH

High Purity Regulators

▪2 1⁄2" gauge ▪2" body dia.

WWG6PHG6

Gas Service Inlet Connection Outlet Connection Stages Delivery Pressure Range

Item

No.

Inert, Non-Corrosive

1⁄4" FNPT 1⁄4" FNPT Single 15 WWG6PHG6 1⁄4" FNPT 1⁄4" FNPT Single 100 WWG6PHG8

HONEYWELL MILLER

RUH82 Medium-Duty Single Stage Regulators

▪Machined brass body ▪Polished chrome bonnet ▪Easy-to-read single scale 2" gauges ▪2" tri-layered reinforced neoprene diaphragm ▪Heavy-duty mechanical stem type

seat and nozzle assembly

UNWRUH8210

CGA Inlet Outlet Connection Delivery (PSIG) Replacement Gauges - 2 1⁄2"

Item

No. Oxygen 540 “b” Right Hand 9⁄16 Inch -18 Male 5 - 125 G4S, 200 PSI & G7S, 4,000 PSI UNWRUH8210 Acetylene 510 "B" Left Hand 9⁄16"-18 Male 2 - 15 G2S, 30 PSI, (Redline) & G1S, 400 PSI UNWRUH8211 Acetylene 410 “b” Left Hand 9⁄16 Inch -18 Male 2 - 15 G2S, 30 PSI, (Redline) & G1S, 400 PSI UNWRUH8211CND LPG & All Fuel Gas 510 “b” Left Hand 9⁄16 Inch -18 Male 2 - 40 G5S, 60 PSI & G1S, 400 PSI UNWRUH8212 Nitrogen 580 Right Hand 5⁄8 Inch-18 Female 5 - 125 G4S, 200 PSI & G7S, 4,000 PSI UNWRUH8215

UNIWELD

Encapsulated filtered seat design helps prevent contaminants from entering seating area, while the nickel-plated finish with brass/stainless steel barstock construction prevents outgasing. Stainless steel diaphragm. Built-in safety relief valve.

Specialty Welding Regulators

These regulators are designed for use in industrial applications.

Gas Service Delivery Pressure Range Inlet Connection Outlet Connection Gauge Size

Item

No.

Argon, Helium, Nitrogen 0 to 1500 psi CGA-580

1⁄4" NPT x 1⁄4" Stainless Steel Tube Fitting 2 1⁄2" WWG30AA59

Nitrogen 5 PSI -180 PSI CGA 580 1⁄4" Flare (m) 2" UNWRHP400

HARRIS INDUSTRIES, UNIWELD

▪Delrin bushing for smooth flow adjustment ▪Porous metal inlet filter (except CO2 models) ▪Fine mesh filter screen between inlet and seat ▪Pressure relief device for low

pressure gauge protection only ▪UL Listed