Bellows nchekwa valvụ
WA42Y-16C, WA42Y-25C, WA42I-40C, WA42Y-64C, WA42Y-100C
WA42Y-16P, WA42Y-25P, WA42Y-40P, WA42Y-64P, WA42Y-100J
WA42Y-16R, WA42I-25R, WA42I-40R, WA42I-64R, WA42Y-DA 1002
A na-eji valvụ nchekwa ndị a maka akụrụngwa na pipeline nke gas na-egbu egbu, ogo nke nwere ihe na-arụ ọrụ ihe na-erughị 200 ℃ .Nara maka ngwaọrụ nchebe ọzọ.
Flange ejikọta akụkụ nke na-agbaso Standard usoro mbụ nke JB / T .......- 94 mgbe ihe na-erughị 4MPa, soro Standard usoro abụọ nke JB / T ..... -94 mgbe karịa 4MPa.
