The safety valve shall feature a raised seat and non-mechanical disc alignment. Working parts and spring shall be isolated from any discharge by a high temperature resistant material.

• 安全阀必须配置凸出的阀座和非机械式阀瓣排列。活动部件和弹簧都应该耐采用高温材料密封件将其与排泄水隔离开来。