resources > Technical Papers

Air Valves

• Air in Pipelines
• Air Release Valve Sizing, SS-116
• Air Valves for Fire Protection Services
• Theory, Application, and Sizing of Air Valves
• Well Service Air Valve Application Guide
• Well Service Air Valve Sizing, SS-1018
• Why an Air Release Valve Opens - Compound Lever
• Why an Air Release Valve Opens - Simple Lever
• Why an Air/Vacuum Valve Stays Closed

Butterfly Valves

• ANSI/NSF Standard 61 Certification for Butterfly Valve, SS-1851
• BFV Manual Actuators
• Cavitation in Butterfly Valve, SS-1558
• Flow Characteristics of Series 2000 Butterfly Valves, SS-1636
• Head Loss Chart for Class 150B and 250B Butterfly Valves, SS-1622

Check Valves

• Check Valve Design and Selection Criteria
• The Dynamic Characteristics of Check Valves

Inflow Preventers

• Introduction to Inflow Prevention

Plug Valves

• Proof of Design Test Reports
• Seating System
• Shaft Seals

Silent Check Valve

• Pressure Temperature Ratings 5-2-78, SS-120
• Resilient Seating Detail , SS-2071
• Silent Check Valve Flange Installation Requirements, SS-974

Swing Flex Check Valve

• Cycle Test Report
• Features & Performance Comparison
• Proof of Performance Test
• Val-Matic Swing-Flex^®Check Valve VS. Ball Check Valves, SS-912
• Val-Matic Swing-Flex^®Check Valve VS. Traditional Swing Check, SS-911

Tilted Disc Check Valve

• Bottom Mounted Oil Dashpot Sequence of Operation, SS-1402
• Hydrostatic and Cycle Test Report
• Top Mounted Oil Dashpot Quick Change Coupling Detail, SS-1400
• Top Mounted Oil Dashpot Sequence of Operation, SS-1401

Other Topics

• Chemical Resistance Guide
• Glossary of Terms
• Minimizing Energy Consumption
• Surge Control in Pumping Systems