AY42H, TA802Y type safety overflow valves are to be applied to pipelines in high-pressure pump stations to provide over pressure protection.
TA802Y型安全溢流阀可用于高压注水泵站的管路上，作为超压保护装置。
FSB and FSB-D type centrifugal pump, overflow part is made of Fluor plastic alloy, compact in structure and easy to operate with low price.
FSB和FSB - D型离心泵，过流部件全部采用氟塑料合金制造，结构紧凑、操作简单、价格低廉。
FSB and FSB-D type centrifugal pump, overflow part is made of Fluor plastic alloy, compact in structure and easy to operate with low price.
FSB和FSB - D型离心泵，过流部件全部采用氟塑料合金制造，结构紧凑、操作简单、价格低廉。
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