Drilling equipments and accessories

Drilling Tools

1.  Core lifter, Core-lifter case, Extension tube                                                                   Unit: mm 

Items 1 2 3 4 5 6 7 8 9 10 11
Size ø151 ø112 ø101 ø93 ø91 ø76 ø75 ø60 ø59 ø56 ø46


 2.  Core Barrel
                                      Single Barrel                                                                   Unit: mm

Items 1 2 3 4 5 6 7 8 9

Nominal Size

ø150 ø130 ø110 ø91   ø76 ø75 ø59 ø56 ø46
Size

146×4.5

127×4.5 108×4.25 89×4   73×3.75 73×4 57×3.15 54×4 44×4

                                      Double Barrel                                                                 Unit: mm

Items 1 2 3 4 5 6 7 8 9
Nominal Size ø46 ø56 ø59 ø75 ø76 ø91 ø101 ø110 ø112
Outer Tube Size 45×3.5 55×3.5 58×3.5 73×3.75 75×3.5 89×4 99×3.5 108×4.25 108×4
Inner Tube Size 35×2 45×2 47.5×2 62×2.75 65×2 77×3.5 90×2.5 95×3 89×4

 3.  Thread Joint Pin                                                                                                                                Unit: mm 

Items


Hole size
        D

Total length of female thread joint pin
L1

 Total length of male thread joint pin
L2

1:16  Thread length
 L3

   1:16  Pitch
(Thread/Inch)

1:5Male-thread length
 L4

     1:5 Pitch 
(Thread/Inch)
Total length
   L
1 ø57 230 165 55 10 40 6 355
2 ø65 255 190 60 10 50 6 395
3 ø75 290 215 70 8 60 6 445

4.  Joint Pin of Drilling Rod                                                                                                                  Unit: mm 

Items Hole Size
D 		Thread O. D.
D1 		Thread I. D.
D2 		Pitch
(Thread/inch) 		Thread Length
L1		 Total Length
L
1 ø57 230 165 10 40 355
2 ø65 255 190 10 50 395
3 ø75 290 215 8 60 445

5.Joint Pin of Rock-core Barrel                                                                                                         Unit: mm 

Items Hole Size
D 		Thread O. D.
D1 		Thread I. D.
D2   		Inner Hole
D3
1 ø44 ø39 ø37.5   ø33.5
2 ø57 ø52 ø50.5 ø46.5
3 ø73 ø68 ø66.5 ø62.5
4 ø89 ø84 ø82.5 ø78.5
5 ø108 ø103 ø101.5 ø97.5
6 ø127 ø122 ø120.5 ø116.5
7 ø146 ø141 ø139.5 ø135.5
8 ø168 ø160 ø158.5 ø153

6.  Joint Pin of Barrel                                                                                    Unit: mm 

Items Hole Size
D 		Thread O. D.
D1   		Thread I. D.
D2 		Inner Hole
D3
1 ø57 ø52 ø50.5 ø46.5
2 ø73 ø68 ø66.5 ø62.5
3 ø89 ø84 ø82.5 ø78.5
4 ø108 ø103 ø101.5 ø97.5
5 ø127 ø122 ø120.5 ø116.5
6 ø146 ø141 ø139.5 ø135.5
7 ø168 ø160 ø158.5 ø153

7. Joint Pin of Mini-Diameter (Male)                                                                                              Unit: mm 

Items O. D.
D 		Thread O. D.
D1 		Thread I. D.
D2		 Inner Hole
D3		 Total Length
L
1 ø44 ø34 ø31 ø16 150
2 ø44 ø35 ø32 ø16 150 
3 ø52  ø41.5 ø38 ø22 160
4 ø52 ø42.5 ø39.5  ø22

160

8.  Joint Pin of Mini-Diameter (Female)                                        Unit: mm 

Items O. D.
D 		Top Size of Inner Thread
D1 		Bottom Size of Inner Thread
D2		 Thread I. D.
D3		 Inner Hole
D4		 Total Length
L
1 ø44  ø34 ø31 ø34 ø16 150
2 ø44 ø35 ø32 ø35 ø16 150
3 ø52 ø41.5 ø38 ø41.5 ø22 160
4 ø52 ø42.5 ø39.5 ø42.5 ø22 160

9. Wireline Drill Tools-Joint Pin of Drilling Rod (Male)                                                                     Unit: mm

 Items O. D.
D		 Top Size of Inner Thread
D1 		Bottom Size of Inner Thread
D2		 Inner Hole
D3
1 ø54 ø50.4  ø48.4 ø44

10.  Wireline Drill Tools-Joint Pin of Drilling Rod (Female)                                                             Unit: mm

Items   O. D.
D		 Thread O. D.
D1 		Thread I. D.
D2		 Inner Hole
D3		 Top Size of Inner Thread
D4		 Bottom Size of Inner Thread
D5
1 ø54 ø49  ø47 ø43 ø50.4 ø48.4

 

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