Mmiri na-ebugharị ụdị ihe nchebe dị elu
A21F-16C, A21H-16C, A21H-40, A21H-64, A21Y-100, A21H-160.
A21W-16P, A21W-40P, A21F -40P, A21W-64P, A21W-100P, A21W-160P
KA21Y-16C, KA21Y-16P
A21Y-16R, A21Y-40R, A21 Y-64R, A21Y-100R, A21Y-160R
Aji A21F 21 A21H-C eji maka akụrụngwa na pipeline nke ikuku, amonia, mmanụ ala gas, wdg. Ihe ihe arụ ọrụ na-erughị 200 Celsius. A21W-P, R ụdị eji maka akụrụngwa na pipeline nke mma na corrode gas na mmiri mmiri ọkara ihe na-arụ ọrụ okpomọkụ bụ ihe na-erughị 200 ° C. Were maka ngwaọrụ nchebe ọzọ.
A na-eji ụdị KA21 Y mee ihe maka mmiri mmanụ na-egbu mmanụ ihe ọkụ ọkụ na-arụ ọrụ erughị 100 Celsius.
