Coiled tubing tools
Heavy Hydraulic safety joint
1. Introduction
The heavy hydraulic safety joint with lock key connection is able to be loaded high tension and torque, when the safety joint should be disconnected, the ball will be dropped into the tools, and set on the piston ball seat. Applying the pressure into the tubing to shear the pin, the piston moves down, pulling the string, then the safety joint is disconnected, and
the pulling instruction is visible. The tools left in hole is with the standard fishing neck, which is used for fishing later.
2. Feature
Hydraulic operated
High tension strength structure
Torque strength
Internal standard fishing neck
The rupture disc can be installed in the bottom sub, and the tools can be used as rupture disc circulating valve
3. Application
All coiled tubing operation
Cementing and milling operation
CT Spec.(in) | Max OD(mm) | Min ID(mm) | W.P. (psi) | Length(mm) | Fishing neck |
1.687 | 42.8 | 12.0 | 10000 | 305.0 | 2 in "GS" |
1.750 | 44.5 | 12.0 | 10000 | 335.8 | 2 in "GS" |
2.125 | 54.0 | 12.0 | 10000 | 409.0 | 2 in "GS" |
2.250 | 57.0 | 20.0 | 10000 | 414.5 | 2 in "GS" |
2.375 | 60.0 | 22.0 | 10000 | 454.5 | 2 in "GS" |
2.875 | 73.0 | 22.0 | 10000 | 454.5 | 2 in "GS" |
3.125 | 79.5 | 27.0 | 10000 | 478.5 | 2 in "GS" |
ZZ Top Oil Tools Co.,Ltd, with the professional technical team, specialized in providing cost-effective oilfield
equipment, and at the moment ZZ TOP invested in two sub-factories, one is for Drill stem testing tools
and some downhole tools, The other one is for wellhead equipment.
As one group, ZZ TOP provides the clients highly efficient & expertized service as well as more comprehensive
products to meet the customers' requirements during the work, and insists on "Traceability, Serialization" for
each tools and related parts.
