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Black Diamond Drilling DTH Drilling Casing Systems

DTH Casing Systems

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Black Diamond Abroad Casing schematic

Outer Diameter
mm (A)
Inner Diameter
mm (B)
Wall Thickness
mm
Weight
(kg)
Φ108Φ956.516
Φ114Φ1016.517
Φ127Φ1146.519
Φ140Φ124826
Φ146Φ1279.532
Φ168Φ1499.537
Φ178Φ1599.539.5
Φ194Φ1741043
Φ219Φ1991051.5
Φ245Φ2251058
Φ273Φ2531065
Φ325Φ3051078

Black Diamond Drilling Casing Show Guide

Outer Diameter
mm (A)
Outer Diameter
mm (B)
Inner Diameter
mm (C)
Length
mm (D)
Φ108Φ94.58790
Φ114Φ100.59092
Φ127Φ113.590102
Φ140Φ123.576113
Φ146Φ126.576117
Φ168Φ147.590138
Φ178Φ158.590148
Φ194Φ173.595162
Φ219Φ198110188
Φ245Φ224110212
Φ273Φ252110241
Φ325Φ304125281

Black Diamond Drilling Eccentric casing system

Features
  • Hardening treatment of the part’s surface with longer operating life and excellent anti-wear properties
  • Structural Optimisation, improving the structural strength and ease of operation
  • Superior Performance, high drilling speed with stable and reliable performance
Application Range

It is suitable for drilling water wells, geothermal wells, short micropyles, medium mini-type, grouting hole of building & demand harbour projects

Black Diamond Drilling Eccentric Casing System Application

Black Diamond Drilling Eccentric Casing System schematic and parts list

Outer Diameter
mm (A)
Inner Diameter
mm (B)
Reamed Diameter
mm (C)
Inner Diameter of
Casing Shoe mm (D)
Hammer Type
(E)
Drill Pipe
mm
1089511887DHD3.5 QL3076
11410112392DHD3.5 QL3076
127114136102DHD3.5 QL3076
140124148113DHD340 QL4076
146127152117DHD340 QL4076
168149181138DHD350 QL5076/89
178159195148DHD350 QL5076/89
194174206162DHD360 QL6089/114
219199234188DHD360 QL6089/114
245225264212DHD380 QL80114
273253308241DHD380 QL80114
325305378281NUMA100 SD10114/127

Black Diamond Drilling Slide Block Casing System

Features
  • Hardening treatment of the part’s surface: with longer operating life and excellent anti-wear properties.
  • Simple Structure: greatly minimize the chances of structural failure, convenient operation.
  • Superior Performance: take care of both the drilling wear life and drilling efficiency.
Application Range

Suitable for drilling water wells, geothermal wells, short micropiles, medium mini-type grouting hole of building, demand harbour project.

Black Diamond Drilling Slide Block Casing System application

Black Diamond Drilling Slide Block Casing System schematic

 

Outer Diameter
mm (A)
Inner Diameter
mm (B)
Maximum Reamed
Diameter mm (C)
Inner Diameter of
Casing Shoe mm (D)
Hammer Type
(E)
Drill Pipe
mm
168149181138DHD350 QL5076/89
178159191148DHD350 QL5076/89
194174212162DHD360 QL6089/114
219199235188DHD360 QL6089/114
245225265212DHD380 QL80114
273253293241DHD380 QL80114
325305340281NUMA100 SD10114/127
406381425360NUMA125 SD12127
Black Diamond Drilling Symmetric Overburden Drilling EquipmentFeatures
  • Hardening treatment of the part’s surface with longer operating life and excellent anti-wear properties.
  • Structural Optimisation: improving the structural strength, easy to operate, reliable performance.
  • Superior Performance: smooth with high efficiency
Application Range

It is suitable for drilling water wells, geothermal wells, short micropyles, medium mini-type grouting hole of building, demand harbour project.

Black Diamond Drilling Symmetric Overburden Drilling Equipment Application

Black Diamond Drilling Symmetric Overburden Drilling Equipment schematic

 

Outer Diameter
mm (A)
Inner Diameter
mm (B)
Reamed Diameter
mm (C)
Inner Diameter of
Casing Shoe mm (D)
Max. Outer Diameter
of Normal Bit mm (F)
Hammer Type
(E)
Drill Pipe
mm
108951188070DHD3.5 QL3076
1141011289080DHD3.5 QL3076
12711414110090DHD3.5 QL3076
14012415411098DHD340 QL4076
146127160114102DHD340 QL4076
168149182132120DHD350 QL5076/89
178159192142130DHD350 QL5076/89
194174210164148DHD360 QL6089/114
219199235184170DHD360 QL6089/114
245225261210192DHD380 QL80114
273253293238219DHD380 QL80114/127
325305348294270NUMA100 SD10127
406382426374350NUMA125 SD12140

Black Diamond Drilling Double Casing Drilling toolsFeatures
  • Hardening treatment of the part’s surface with longer operating life and excellent anti-wear properties.
  • Structural Optimisation, improving the structural strength.
  • Superior Performance: smooth with high efficiency.
Double Casing Drilling Tools (For Top Hammer) Application range

It can be widely used in drilling for grouting holes in projects such as cofferdam, foundation and geothermal well and etc.

Black Diamond Drilling Top Hammer Double Casing Drilling tools

Double Casing Drilling tools (For DTH Hammer) Application Range

It can be widely used in drilling for grouting holes in projects such as cofferdam, foundation and geothermal well and etc.

Black Diamond Drilling tools DTH Double Casing Drilling Tools ApplicationBlack Diamond Drilling Double Casing Drilling Tools selection Guide

Outer Diameter
mm (A)
Reamed Diameter
mm (B)
Inner Diameter
mm (C)
Thread
mm (D)
Drill Rod
Diameter mm (E)
Drill Bit
Diameter mm (F)
Thread
(G)
11812588104.57683R56
13314010812276102R56
14615212013489116R78
168172133146.5114128R83
216225178203114165R102
Structure

Black Diamond Drilling Double Casing Drilling tools schematic