Combination ball valves can be customized
Flat brake pneumatic valve product standard 2)
by：AIRWOLF
2021-01-16
design according to the
GB standard API standard
design standard
JB/T
API DBS ASME B.
structure length flange
GB/T, JB/T
API DASME B. Welding
GB/T.
connecting flange
GB/T, JB/T
ASME B. ASME B。 MSS SP
the butt end
the GB/T
ASME B.
test and inspection
JB/T GB/T
API DAPI
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