Spring yodzaza mtundu wokwera wokwera wokhala ndi valavu yachitetezo cha lever
A47H-16C, A47H-25C, A47H-40C
A47Y-64C, A47H-64C
A47Y-100C, A47H-100C
Valavu yotetezerayi imagwiritsidwa ntchito pazida ndi mapaipi a nthunzi, mpweya ndi zina zapakati zomwe kutentha kwa ntchito kumakhala kosachepera 350 ° C. Tengani zida zowonjezera zotetezera. Flange yolumikiza miyeso yogwirizana ndi Standard mndandanda wa JB/T-94.