设备紧固件的紧固与卸载

Fastening and Unloading of Equipment Fasteners

激冷罐设备是压力容器高端产品的代表。对该设备试压时紧固件的紧固与卸载提出了切实可行的操作工艺、质量控制措施及施工方案。试验表明,按所提出的施工方案,可有效地避免设备紧固件在紧固时出现密封垫、螺栓、螺母损坏的危险,从而大大提高密封性能。

Chilling tank is a representation of pressure vessel top products, the paper puts forward practical operation process, quality control measures and construction scheme of fasteners fastening and unloading during the equipment pressure test. The test results show that the proposed scheme could effectively avoid the damage of sealing gaskets, bolts and nuts during the equipment fasteners fastening, thus improve the sealing performance significantly.