Technical Resource Center — Selection Guides & Reference Articles
In-depth selection guides, sizing references, and installation instructions for fluid handling products. Written for engineers, maintenance teams, and procurement specialists who need clear, accurate answers.
Valve Guides
- How to Choose the Right Valve — compare ball, check, gate, needle, and mini ball valves by type, material, pressure rating, and size
- Ball Valve Materials: Brass vs Stainless vs PVC — match the body material to your media, temperature, pressure, and budget
- Ball Valve Sizing Chart & Cv Reference — Cv values, full vs reduced port, and how to size for flow and pressure drop
- Check Valve Types: Swing, Spring, Wafer, Ball — cracking pressure, orientation, and water-hammer behavior compared
- Gate Valve vs Ball Valve: Which to Use When — operation, cycle life, footprint, and cost decision matrix
- Needle Valve Selection & Sizing Guide — orifice and Cv reference, stem types, and when to choose a needle valve
- PVC Valve Chemical Compatibility Chart — A–D ratings for 40+ chemicals plus an EPDM/Viton/PTFE seal matrix
- Valve Pressure & Temperature Ratings Reference Chart — WOG vs WSP, ASME class, and temperature derating
- Lead-Free Valves & NSF/ANSI 61 Compliance — the 0.25% lead rule, certified alloys, and how to verify potable-water compliance
Fitting Guides
- Brass Fitting Types and Sizes: A Complete Guide — compression, flare, barb, NPT, and push-to-connect types explained
- Compression Fitting Sizing Chart & Tube Size Reference — match fitting size to tube OD in inch and metric
- Flare Fittings: SAE 45° vs Inverted Flare — flare angle, seal mechanism, and how they differ from 37° JIC
- Push-to-Connect Fittings: Materials & Pressure Ratings — brass, acetal, stainless, and plumbing push-fit compared
- Bulkhead Fitting Installation Guide — hole-saw sizing, gasket orientation, torque, and leak troubleshooting
- Hose Barb Sizing Chart: ID to Fitting Match — barb size, hose ID/OD, clamp range, and how to prevent blow-off
- NPT vs BSPP vs JIC Thread Identification Guide — tapered vs parallel, seat angles, and a step-by-step ID method
- NPT Tightening: Turns Past Hand-Tight Reference — turns by pipe size and how to avoid leaks and cracked fittings
- Pipe Thread Sealants: Teflon Tape vs Pipe Dope — which sealant to use, PTFE tape color codes, and how to apply
- PVC Schedule 40 vs Schedule 80 Fittings — wall thickness, pressure rating, flow, and cost compared
- Pipe Size Reference Chart: NPS, OD, ID & Wall — actual OD/ID/wall for Schedule 40 and 80 by nominal size
Clamp Guides
- Worm Drive Clamp Sizing Chart: Hose ID to Clamp Range — SAE sizes, diameter ranges, and how to size to the assembled OD
- T-Bolt vs Worm Drive Clamps: When to Use Each — clamping force, uniformity, and vibration resistance compared
- Ear Clamp Installation: Tools & Sizing — closed-diameter ranges, the right pincers, and crimp method
- Hose Clamp Materials: 304 vs 316 vs Plated Steel — corrosion resistance, salt/marine performance, and the plated-screw trap
- Mounting Clamp Selection by Pipe Size & Material — support-spacing chart, galvanic isolation, and anchor vs guide
Tubing Guides
- Tubing Material Guide: PVC vs PE vs PTFE vs PFA — temperature, chemical resistance, flexibility, and cost compared
- Tubing OD vs ID: Chemical Feed Sizing Reference — which dimension a fitting uses, plus an OD/ID/wall chart
- Chemical Compatibility Chart for Poly Tubing — PE, PVC, PTFE, and PFA ratings vs acids, caustics, and solvents
Pump Guides
- How to Select the Right Chemical Metering Pump — application-driven selection criteria for chemical dosing pumps
- What Size Metering Pump Do I Need? — sizing methodology with flow rate, pressure, and turndown ratio guidance
- Diaphragm vs Peristaltic Metering Pumps — comparing the two main pump technologies
- Metering Pump Calibration Guide — the draw-down method, stroke and frequency settings, and dosing math
- Chemical Metering Pump Troubleshooting Guide — loss of prime, low output, leaks, and overdosing diagnosed
- Chemical Compatibility Chart for Metering Pumps — wetted-material ratings for hypochlorite, acids, caustics, and more
Chemical Compatibility & Reference
- Common Chemical Compatibility Chart for Fluid Handling — brass, 316SS, PVC, CPVC, PP, PTFE, EPDM, and Viton vs common chemicals
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