服務(wù)熱線
021-69791788
18817883808
18817883828
BWA42Y型保溫波紋管背壓平衡全啟式安全閥 Insulation back pressre balanced bellows flliftype safetyvalve
BWA42型安全閥用作聚脂、乙烯及尿素等裝置,安全閥配備保溫夾套,蒸汽吹掃接頭,確保系統(tǒng)安全運(yùn)行。 BWA42 type valve used polyester, ethylene and urea and other devices equipped wih a safety vave insulaion jacket, steam purg fiigs, ensuring he sate operation of the systerm.