Ama-valves we-API6A akwa-Cepai ahlukaniswe ngezinhlobo ezintathu, okuyi-valve yokuhlola i-Swing Check, i-Piston Check valve bese uphakamisa i-valve ye-Checkve, wonke la mavava aklanywe ngendlela ngayinye ye-API 6A 21th Edition standard. Baphuma ekuhlolweni okukodwa kanye nokuphela kokuxhumeka bathobela i-Api Spec 6a, i-Metal-to-Metal Seal idala ukusebenza okuzinzile kwengcindezi ephezulu, izimo zokushisa eziphakeme. Zisetshenziselwa ama-chock manholds kanye nezihlahla zikaKhisimusi, i-cepai inganikeza usayizi omkhulu kusuka ku-2-1 / 16 kuye ku-7-1 / 16 intshi, kanye ne-10000psi.

I-Design Decation:
Ama-valves e-Standard Check Gate ahambisana ne-API 6A 21th Edition yakamuva, futhi asebenzise izinto ezifanele zensizakalo ye-H2S ngokuya ngeNace MR0175 Standard.
Ileveli ecacisiwe yomkhiqizo

Izici zomkhiqizo:
◆ uPeal onokwethenjelwa, kanye nengcindezi enkulu ukubekwa uphawu okungcono
◆ Umsindo omncane wokudlidliza
◆ Indawo yokubopha uphawu phakathi kwesango nomzimba ifakwe nge-hard alloy, enokusebenza okuhle kokumelana
Isakhiwo se-valve ye-CheckVVE singaphakamisa, ukujikisa noma uhlobo lwe-piston.