line relief valve seat wear 管路安全阀座磨损
After the ball valve seat wear and tear, can be a ball into the seat, and with the rod lightly tapping ball several times, until the valve with the valve seat up close together.
球形阀阀座磨损后，可用一钢球放到阀座上，用金属棒轻轻敲击钢球数次，直到球阀与阀座密合为止。
The utility model discloses a wear-resistant type valve seat, which relates to technical field of valve seat production.
耐磨型气门座，涉及气门座生产技术领域。
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