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BT120 Medium load butterfly valve uses the clamp installation method with small size, light weight and large diameter. It is a kind of economical regulating valve suitable for low pressure fluid or containing granular material flow body.
1, BT120 can bear greater pressure than BT110. 2, BT120 is cheaper than BT210. It is recommended to choose BT120 in some occasions where leakage is no high.
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