Seeking standards for trapezoidal grooves used in static seals

2019-04-16View Original

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It is a vertical fixed-tube-sheet heat exchanger; the tube box flange and the tube-sheet flange are sealed using O-rings, and trapezoidal grooves are required. The inner diameter of the trapezoidal groove is 740. Seeking the standard for corresponding trapezoidal grooves.

Reply #22019-04-16

GBT3452.3-2005 (O-rings for hydraulic and pneumatic applications – Groove dimensions). This one

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Seeking standards for trapezoidal grooves used in static seals

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