德国原装KROM霍科德燃气稳压阀GDJ20R04-0优惠供应燃烧器调压阀

德国原装KROM霍科德燃气稳压阀GDJ20R04-0优惠供应燃烧器调压阀

弹簧自力式减压阀有压力补偿膜片和零压切断功能，即使流量变化也可维持出口压力恒定。

具体型号如下

GDJ 15R04-0                                           03155021

GDJ 20R04-0                                           03155022

GDJ 25R04-0                                           03155023

GDJ 40R04-0                                           03155024

GDJ 50R04-0                                           03155025