Product Overview
Adopt standard
Main technical parameters
Material for Main Parts
Main external dimensions and connection dimensions
Nominal diameter（DN） :20
Main external and connecting dimensions(mm)
L :150
D :105
D1 :75
D2 :55
b :16
f :2
Z-d :4-14
H-hand :258
H-electricity :--
D0 :140
Electric dewice :
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