Valve structure
Last updated: 21 Aug 2026
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Common Valve Terminology |
Body |
Bonnet |
Stem |
Disc |
Seat |
Gland packing |
Cap |
Screen |
Hand wheel |
Lever operated |
Gear operated |
Dimensions |
Material |
Pressure |
Temperature |
W.O.G. |
Steam |
Screwed bonnet |
Union bonnet |
Bolt bonnet |
Inside screwed |
Outside screwed |
Rising stem |
Non-Rising stem |
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