Tool Parts
drill collar
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard, the material uses AISI 4145H...
drill collar
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard, the material uses AISI 4145H...
drill collar
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard, the material uses AISI 4145H...
drill collar
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard
AB Type Drill collar mechanical properties OD scopeYield strength MPa tensile strength MPaelongation % Brinell hardness HBCharpy impact Jmmin...
drill collar
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard
The drill collar is according to SY/T5144-2007 and API 7-1"Specification for Rotary Drill Stem Elements"standard,the material uses AISI 4145H alloy...
drill collar
1 Non-magnetic collar
2 Drill collar
3 Spiral drill collar
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard, the material uses AISI 4145H alloy structural steel to carry on the deep hole processing,...
121 drill collar
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard
The drill collar is according to SY/T5144-1997 and API 7-1 " Specification for Rotary Drill Stem Elements" standard, the material uses AISI 4145H...
3 1/2"API Drill pipe
drill pipes are in accordance with API 5D. The
material of drill pipe body are chosen by 1&3 group of API 5D.
echnological conditionsPipe joints and tube body strictly according to the selection criteria,for welding zone work procedure complete on C-132-J Friction welding...
Drill pipe
drill pipes are in accordance with API 5D. The
material of drill pipe body are chosen by 1&3 group of API 5D.
echnological conditionsPipe joints and tube body strictly according to the selection criteria,for welding zone work procedure complete on C-132-J Friction welding...
60.3 Drill pipe
drill pipes are in accordance with API 5D. The
material of drill pipe body are chosen by 1&3 group of API 5D.
echnological conditionsPipe joints and tube body strictly according to the selection criteria,for welding zone work procedure complete on C-132-J Friction welding...
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