Valve Abbrevations
Valve Abbrevations including valve types, such as ball, gate, globe, check, plug, and butterfly valves; valve structures; valve material, end connections etc.
Organisations/Societies
| ANSI | American National Standards Institute |
| API | American Petroleum Institute |
| ASME | American Society of Mechanical Engineers |
| ASTM | American Society for Testing Materials |
| BS | British Standards |
| ISO | International Standards Organisation |
Valve Abbreviations
| BB | Bolted Bonnet |
| BC | Bolted Cover |
| BE | Bevel End |
| BW | Butt Weld |
| C.S | Carbon Steel |
| EB | Extension Bonnet |
| EC | External Coating |
| EPDM | Ethylene Propylene Diene Monomer |
| EFW | Electric Fusion Weld |
| FF | Flat Face (Full Face) |
| FLGE | Flanged |
| GO | Gear Operated |
| HF | Hard Faced |
| HW | Handwheel |
| IC | Internal Coating |
| IS | Inside Screw |
| NBR | Nuna-N Rubber |
| NPS | Nominal Pipe Size |
| NPT | National Taper Pipe Thread |
| NRS | Non Rising Stem |
| OCT | Octagonal Ring Gasket |
| OD | Outside Diameter |
| OS&Y | Outside Screw & Yoke |
| OVAL | Oval Ring Gasket |
| PB | Pressure Seal Bonnet |
| PE | Plain End |
| PTFE | Poly Tetra Fluoro Ethylene |
| PWHT | Post Weld Heat Treatment |
| RF | Raised Face |
| RS | Rising Stem |
| RTJ | Ring Type Joint |
| SB | Screwed Bonnet |
| SCRD | Screwed |
| SF | Smooth Finish |
| SO | Slip-On |
| SS | Stainless Steel |
| STD | Standard |
| SW | Socket Weld |
| TE | ThereaD eND |
| T & G | Tongue and Groove |
| WB | Welded Bonnet |
| WN | Weld Neck |
