Built on a tradition of exceeding quality at every step.

Mac-Weld is a privately owned North American company that has been in business for over 40 years. We are an ISO 9001:2015 QMS certified company.

We are an industry leader in the manufacturing of Thermowells, Orifice Plates and other instrument components, and we work with various alloys to machine parts on the latest CNC equipment.

Our experienced team collaborates with our clients to develop the highest quality products designed and developed around specific requirements. We always stick to our delivery schedules and supply our products at competitive prices.

We work with our global client base to provide blanket requests as well as specialty welding and machining requests to meet the ever-changing needs of our customers.

 

JMC Instruments & Controls—Distributor of process measurement and control equipment for leading industries in Utah, Idaho, Nevada, and Wyoming.

1 - 25 of 25 Products
3-Valve Manifold
Mac-Weld
Mac-Weld, Manifold 3 Valve
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2-Valve Manifold
Mac-Weld
Mac-Weld, Manifold 2 Valve
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TW11 Thermowell - Stepped Lag - Threaded
Mac-Weld
Mac-Weld Threaded Stepped Lag Thermowell, TW11
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TW23 Thermowell - Tapered - Socket-Weld
Mac-Weld
Mac-Weld Socket-Weld Tapered Thermowell, TW23
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TW01A16 Thermowell - Limited Space - Threaded
Mac-Weld
Mac-Weld Limited Space Thermowell, TW01A16
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Seal Pot
Mac-Weld
Macweld Seal Pot
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TW02 Thermowell - Straight - Threaded
Mac-Weld
Mac-Weld Threaded Straight Thermowell, TW02
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Gauge Siphon
Mac-Weld
MAC-WELD Gauge Siphon Finned, 316/L, 1/2"Female NPT Inlet x 1/2"Male NPT Outlet
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Threaded Thermowells
Mac-Weld
Mac-Weld Threaded Stepped Thermowell, TW01
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TW31 Thermowell - Stepped - Flanged
Mac-Weld
Mac-Weld Flanged Stepped Thermowell, TW31
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TW61 Thermowell - Stepped - Vanstone - Flanged
Mac-Weld
Mac-Weld Vanstone Stepped Thermowell, TW61
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5-Valve Manifold
Mac-Weld
Mac-Weld, Manifold 5 Valve
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TW63 Thermowell - Tapered - Vanstone - Flanged
Mac-Weld
Mac-Weld Vanstone Taper Flanged Thermowell, TW63
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TW25 Thermowell - Straight Lagged - Socket-Weld
Mac-Weld
Mac-Weld Socket-Weld Straight Lagged Thermowell, TW25
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TW01A12 Thermowell - Limited Space - Threaded
Mac-Weld
Mac-Weld Limited Space Thermowell, TW01A12
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TW12 Thermowell - Straight Lag - Threaded
Mac-Weld
Mac-Weld Threaded Straight Lag Thermowell, TW12
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TW26 Thermowell - Taper Lagged - Socket-Weld
Mac-Weld
Mac-Weld Socket-Weld Taper Lagged Thermowell, TW26
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TW33 Thermowell - Tapered - Flanged
Mac-Weld
Mac-Weld Flanged Tapered Thermowell, TW33
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TW22 Thermowell - Straight - Socket-Weld
Mac-Weld
Mac-Weld Socket-Weld Straight Thermowell, TW22
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TW03 Thermowell - Tapered - Threaded
Mac-Weld
Mac-Weld Threaded Tapered Thermowell, TW03
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TW62 Thermowell - Straight - Vanstone - Flanged
Mac-Weld
Mac-Weld Vanstone Straight Flanged Thermowell, TW62
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TW13 Thermowell - Taper-Lag - Threaded
Mac-Weld
Mac-Weld Threaded Taper-Lag Thermowell, TW13
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Gauge Valve
Mac-Weld
Mac-Weld, Instrument Hand Valve, Gauge Valve
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Needle Valve
Mac-Weld
Mac-Weld, Instrument Hand Valve, Needle Valve
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TW32 Thermowell - Straight - Flanged
Mac-Weld
Mac-Weld Flanged Straight Thermowell, TW32
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