Valves & Valve Automation
Valves are the foundation of everything we do at Apex. We supply, size, and automate valves for every application — from routine replacements to complex control valve packages across the Gulf Coast.
Shop by Valve Type
Not brand-specific. Select the valve type and configuration that fits your application — we'll quote the best-fit manufacturer based on your specs, service conditions, and lead time requirements. Not all valve types we carry may be listed here — contact us if you don't see what you need.
Ball Valves
Quarter-turn rotary valves offering tight shut-off and low pressure drop. Full and reduced bore, 2-piece and 3-piece body configurations for utility to critical process service.
Size Range
¼" – 24"
Max Pressure
ANSI Class 2500
Temperature
-50°F to 500°F
Body
Carbon Steel, SS 316, Duplex, Alloy
Seat
RTFE, TFM, PEEK, Metal
Ends
Threaded, SW, BW, Flanged
Gate Valves
Full-bore on/off isolation valves for minimal flow restriction. Wedge and parallel slide designs for high-temperature and high-pressure service across refinery and pipeline applications.
Size Range
½" – 48"
Max Pressure
ANSI Class 2500
Temperature
-50°F to 1000°F
Body
Carbon Steel, SS 316, Alloy
Seat
Solid Wedge, Flex Wedge, Parallel Slide
Ends
Flanged, BW, SW, Threaded
Globe Valves
Throttling and isolation valves with excellent flow control characteristics. Ideal for frequent operation and precise flow regulation in steam, water, oil, and gas service.
Size Range
½" – 24"
Max Pressure
ANSI Class 2500
Temperature
-50°F to 1000°F
Body
Carbon Steel, SS 316, Bronze, Alloy
Seat
Standard, Hard-Faced, Stellite
Ends
Flanged, BW, SW, Threaded
Butterfly Valves
Compact, lightweight quarter-turn valves for large-diameter applications. Wafer, lug, and double-flanged designs with resilient and high-performance seats for isolation and throttling.
Size Range
2" – 72"
Max Pressure
ANSI Class 600
Temperature
-20°F to 400°F
Body
Carbon Steel, Ductile Iron, SS 316
Seat
EPDM, PTFE, Metal (HP)
Ends
Wafer, Lug, Double-Flange
Check Valves
Automatic non-return valves preventing backflow in pipelines. Swing, tilting disc, piston, and dual-plate designs for a wide range of service conditions and pressure classes.
Size Range
½" – 48"
Max Pressure
ANSI Class 2500
Temperature
-50°F to 1000°F
Body
Carbon Steel, SS 316, Alloy
Seat
Swing, Tilting Disc, Dual Plate, Piston
Ends
Flanged, BW, Wafer, SW
Control Valves
Automated valves for precise flow, pressure, and temperature regulation. Globe, rotary, and cage-guided designs with pneumatic, electric, or hydraulic actuators for demanding process control.
Size Range
½" – 24"
Max Pressure
ANSI Class 2500
Temperature
-50°F to 800°F
Body
Carbon Steel, SS 316, Alloy
Seat
Standard, Characterized, Anti-Cavitation
Ends
Flanged, BW
Pressure Safety Valves
Spring-loaded and pilot-operated safety relief valves for overpressure protection. API 526 certified with full repair and re-certification services available for all major manufacturers.
Size Range
½" × 1" – 6" × 8"
Max Pressure
6,000 PSI
Temperature
-20°F to 800°F
Body
Carbon Steel, SS 316, Alloy
Seat
Spring-Loaded, Pilot-Operated
Ends
Threaded Inlet, Flanged Outlet
Plug Valves
Lubricated and non-lubricated plug valves for tight shut-off in demanding services. Eccentric and multi-port designs for slurry, corrosive, and abrasive media in refinery and chemical service.
Size Range
½" – 24"
Max Pressure
ANSI Class 900
Temperature
-20°F to 500°F
Body
Carbon Steel, SS 316, Ductile Iron
Seat
Lubricated, Non-Lubricated, Eccentric
Ends
Flanged, Threaded
Needle Valves
Precision flow control valves for instrumentation and sampling applications. Fine-threaded stem for accurate metering of small flow rates in high-pressure instrument tubing systems.
Size Range
1/8" – 2"
Max Pressure
10,000 PSI
Temperature
-65°F to 1200°F
Body
SS 316, Alloy 20, Monel
Seat
Integral Needle, Replaceable
Ends
Threaded, Compression, Tube Fitting
Knife Gate Valves
Thin-gate valves designed to cut through slurries, pulp, and viscous media. Ideal for wastewater, mining, pulp & paper, and chemical processing where conventional gate valves would clog.
Size Range
2" – 48"
Max Pressure
150 PSI
Temperature
-20°F to 300°F
Body
Carbon Steel, SS 316, Ductile Iron
Seat
Resilient, Metal
Ends
Wafer, Lug, Flanged
Cryogenic Valves
Extended-bonnet ball and gate valves engineered for cryogenic service down to -320°F. Designed for LNG, liquid nitrogen, liquid oxygen, and other low-temperature applications requiring cold-box or vacuum-jacketed installations.
Size Range
½" – 24"
Max Pressure
2500 PSI
Temperature
-320°F to 150°F
Body
SS 304, SS 316, Carbon Steel, Brass
Seat
PTFE, PCTFE, Metal
Ends
SW, Flanged, Threaded
