API 6A flapper check valve muaj kev nyab xeeb thiab txhim khu kev qha

Kev Taw Qhia Txog Cov Vev Xaib Tshawb Xyuas, yog siv rau hauv cov kab siab los tswj cov dej ntws ib txoj kev thiab tiv thaiv cov kua dej kom tsis txhob ntws rov qab rau hauv cov kav dej, thaum tiv thaiv cov kav dej thiab cov khoom siv kev nyab xeeb. Lub hauv paus ntawm cov khoom siv tshawb xyuas yog ua los ntawm cov hlau tsis xeb nrog cov yam ntxwv tiv taus kev yaig thiab kev puas tsuaj. Cov foob siv cov khoom siv vulcanization theem ob ua rau muaj kev sib khi zoo tshaj plaws. Peb tuaj yeem muab cov khoom siv tshawb xyuas sab saum toj, cov khoom siv tshawb xyuas flapper hauv kab thiab cov khoom siv tshawb xyuas dart. Cov khoom siv tshawb xyuas flappers feem ntau yog siv rau hauv cov kua lossis cov khoom sib xyaw ua ke. Cov khoom siv tshawb xyuas dart feem ntau yog siv rau hauv cov roj lossis cov kua ntshiab nrog cov xwm txheej viscosity qis.