Main Products: Petroleum Equipments
API7-1 Drop-in check valve
Negotiable /Piece
Min.Order:1 Piece
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Sinotai Petroleum Equipment Co., Ltd.
Credit Member 4 years 
Business Type: Trading Company
Shandong ChinaMain Products: Petroleum EquipmentsProduct Details
API7-1 Drop-in check valve
Product Explanation:Drop-in check valve is an internal preventer. When blowout is going to happen, the Kelly should be removed immediately and the check pressure valve assembly should be put into the water hole and then pumped downward to the required place. Thus, the blowout can be prevented. The valve body connect on the drilling stem, Drop-in check valve is ball and seat of heavy duty, if only drop in the valve core at the mouth of the well, it turn into the valve body.
Product types and specifications:
Type | O.D. of Valve Core Assembly | Sub Body | Connection | OAL | |
O.D. | I.D. | ||||
FT105-1 | 36(1-27/64) | 105(4-1/8) | 37.6(1-31/64) | NC31 | 574(22-39/64) |
FT105-2 | 39(1-17/32) | 105(4-1/8) | 40.5(1-19/32) | NC31 | 572(22-1/2) |
FT111-1 | 36(1-27/64) | 111(4-3/8) | 37.6(1-31/64) | NC31 | 569(22-13/32) |
HY121-1 | 54(2-1/8) | 121(4-3/4) | 56(2-13/64) | NC38 | 805(31-11/16) |
FT121-2 | 51(2) | 121(4-3/4) | 53(2-3/32) | NC38 | 794(31-1/4) |
FT127-1 | 52(2-3/64) | 127(5) | 54_2-1/8) | NC38 | 794(31-1/4) |
FT127-2 | 51(2) | 127(5) | 53(2-3/32) | NC38 | 799(31-29/64) |
FT159-1 | 68(2-43/64) | 159(6-1/4) | 70(2-3/4) | NC46 | 867(34-1/8) |
FT162-1 | 69(2-23/32) | 162(6-3/8 | 71(2-51/64) | NC50 | 872(34-21/64) |
FT165-2 | 67(2-41/64) | 165(6-1/2) | 69(2-23/32) | NC50 | 871(34-19/64) |
FT168-1 | 68(2-43/64) | 168(6-5/8) | 70(2-3/4) | NC50 | 867(34-1/8) |
FT178-1 | 74(2-29/32) | 178(7) | 76(3) | HT55 | 986(38-13/16) |
FT190-1 | 78(3-5/64) | 190(7-31/64) | 80(3-5/32) | 5-1/2FH | 906(35-43/64) |
HY203-1 | 84(3-5/16) | 203.2(8) | 86(3-3/8) | NC56 | 907(35-45/64) |
FT203-2 | 67(2-41/64) | 203.2(8) | 69(2-23/32) | 6-5/8REG | 883(34-49/64) |
FH241-1 | 114(4-31/64) | 241.3(9-1/2) | 116(4-9/16) | 7-5/8REG | 975(38-3/8) |
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