TESCOM背压阀3 级压力释放范围，最高可达 220 PSIG

TESCOM背压阀BB-3
袖珍型/背压
3 级压力释放范围，最高可达 220 PSIG
结构紧凑/重量轻/耐用

TESCOM back pressure valve BB-3

Pocket/back pressure

Level 3 pressure relief range up to 220 PSIG

Compact structure/light weight/durable

BB-3 series

technical specifications

Operating parameters

Pressure rating according to ANSI/ASME B31.3