空压机安全阀有弹簧式和杆式两大类。另外还有冲量式安全阀、先导式安全阀、安全切换阀、安全解压阀、静重式安全阀等。

弹簧式安全阀主要依靠弹簧的作用力而工作，弹簧式安全阀中又有封闭和不封闭的，一般易燃、易爆或有毒的介质应选用封闭式，蒸汽或惰性气体等可以选用不封闭式，在弹簧式安全阀中还有带扳手和不带扳手的。杠杆式安全阀主要依靠杠杆重锤的作用力而工作，但由于杠杆式安全阀体积庞大往往限制了选用范围。温度较高时选用带散热器的安全阀。

All copper air compressor valve pipe damage due to insufficient weld strength, spread shock waves caused by the explosion crater tear gas. Plus pipeline on the bracket is not strong, multi-bend pipes arranged uneven force caused by the impact of the pipeline bounce fall.

All-copper air compressor valve from the field of oil, the cooler of coke (3-4mm thick), a valve chamber (volume oil serious, local sludge thickness up to 10mm), the description of the compressor oiler oiling amount and timing sewage is not timely, thorough overhaul charcoal not clear, resulting in sludge, coke, coke volume.