Specifications
API 7-1 Oilfield Drill Pipe Tool JointOD: 3 1/2" ~ 5 1/2"
Connection: API
Surface: phosphatized or copper plated
API 7-1 Oilfield Drill Pipe Tool Joint
Product Explanation:Tool joints of our company are made of modified alloy steel, then fully heat treated. So the mechanical properties in accordance with API specifications, such as strength, hardness and impact strength are gaged to standard. All connections are gaged to API Spec. and phosphatized or copper plated for anti-galling treatment & resistance to corrosion.
Product types and specifications:
Type | Description | O.D. | I.D. | OAL | Connection |
DHGJ127-1 | 3-1/2″Pin Tool Joint | 127(5) | 66(2-19/32) | 370(14-9/16) | NC31P |
DHMJ127-1 | 3-1/2″Box Tool Joint | 127(5) | 66(2-19/32) | 370(14-9/16) | NC31B |
DHGJ165-1 | 5″Pin Tool Joint | 165.1(6-1/2) | 82.6(3-1/4) | 388(15-9/32) | NC50P |
DHMJ165-1 | 5″Box Tool Join | 165.1(6-1/2) | 82.6(3-1/4) | 360(14-11/64) | NC50B |
DHGJ168-1 | 5″Pin Tool Joint | 168.3(6-5/8) | 88.9(3-1/2) | 395(15-35/64) | NC50P |
DHMJ168-1 | 5″Box Tool Join | 168.3(6-5/8) | 88.9(3-1/2) | 374(14-47/64) | NC50B |
DHJ184-1 | 51/2″Pin Tool Joint | 184.2(7-1/4) | 87.3(3-7/14) | 484(19-3/64) | 5 1/2FH P |
DHJ184-1 | 51/2″Box Tool Join | 184.2(7-1/4) | 87.3(3-7/14) | 459(18-5/64) | 5 1/2FH B |
