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DTD
Detonation Transmission Devices (DTD) are used to transmit detonating impulse between sections in multisection scalloped gun systems during perforating-explosive works in oil and gas wells. They are used in combination with detonating cord.
Specifications|
Parameter |
Value |
|
|
Length, mm |
35±0,1 |
|
|
External diameter, mm |
7,2±0,2 |
|
|
Inside case diameter, mm |
6,45 |
|
|
Weight of explosive, g |
0,75 |
|
|
One DTD weight, g |
1,8 |
|
|
Maximum temperature after 2 h delay, °C |
195 |
|
|
Maximum air space that guarantees transmission of detonation impulse between two DTDs, mm |
axial position |
20 |
|
axial offset 4 mm |
10 |
|