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Amazon.com: DERNORD PTFE (Teflon) Tri-Clamp Gasket O-Ring - 1.5 Inch Style Fits OD 50.5MM Sanitary Pipe Weld Ferrule (Pack of 2) : Industrial & Scientific
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My client would like to seal the gap between shell flange like this, is it ok? - Boiler and Pressure Vessel engineering - Eng-Tips
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