Downhole Motor
Drill Collar
Usage :
One of the most important components of the drill string is to provide drilling bit of pressure and the drill string rigid role.
Standard :
API 7, API 7-1 and SY/T standards.
Material :
AISI 4145 H or Non-magnetic material.
Types:
Slick drill collars / Spiral drill collars / Non-mag material drill collars
Size :
OD : 3 1/8”---11”, Length : 10’---31’
Mechanical Property:
Mechanical Property of Slick and Spiral drill collars made of AISI 4145 H
OD Range Yield Strength(MPa) Tensile Strength(MPa) Elongation
(%) Hardness
(HB) Impact Test(J)
mm in
79.4～171.4 31/8～63/4 ≥758 ≥965 ≥13 285～341 ≥54
177.8～279.4 7～11 ≥689 ≥930 ≥13 285～341 ≥54
Mechanical Property of Non-mag Drill Collars
OD Range Yield Strength(MPa) Tensile Strength(MPa) Elongation (%) Hardness
(HB) Impact Test(J)
mm in
79.4～171.4 31/8～63/4 ≥758 ≥827 ≥18
177.8～279.4 7～11 ≥689 ≥758 ≥20
Other supplier products
|
|
Mud Pump |
Tee joints(including straight tee joints and reducing tee joints)
Nominal diameter Wall thickness Steel Grade
250~1500 10~120 X80 and below
Elbo... |
|
|
Junk Mills |
Junk Mills
The junk mill are designed to mill away metal objects, such as alloy-steel packers, squeeze tool, perforating guns, drill pipe, tool joi... |
|
|
Downhole Motor |
Stabilizer
Material: AISI 4145H, AISI 4145H Mod. Alloy Steel, AISI 4140-4142, AISI 4340, Non-mag material
Specification: OD: 6”-36”
We offer:
... |
|
|
Mud Pump |
Design Features：
The housing assembly is made of thick section steel plate to provide enough weight.
The wire line is kept taut when hoisting or... |
|
|
Junk Mills |
Wellhead & X-mas Tree Assembly
The well head assembly consists of three parts; casing head, tubing head and Christmas tree, which is mainly used... |
供应产品
Same products
