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Products > equalizer > Puyang Zhongshi Group Co., Ltd. | Similar Products
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equalizer

" found 2 Products from Puyang Zhongshi Group Co., Ltd., China
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Float Shoe

Float Shoe
Size:from 4 1/2" to 20" Thread:BTC,LTC,STC Grade:k55,J55,N80,P110 Single or double valve Float collar and float shoe are necessary conventional accessories for down---structure of casing ...

Air Cannon/ Air Blaster

Air Cannon/ Air Blaster
equals to ID or the ID of equivalent circle, regarding 60 cone angle as benchmark.. 2. D is the average granularity of materials. 3. Massive material is according to D=30μm. 4. Choosing accords ...
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