Открыватель отверстий для жесткого

Описание и отзывы

Трекер стоимости

Характеристики

1.Product Description: 

     Hole opener bit size is 30inch(762mm)  IADC code 547,nozzles number 6 Piece  ,Connection

    Thread 4-1/2REG.

 

 2. Cutting Structure of this series hole opener bit :
     2.1. Hole opener size 30inch (762mm)

     2.2.hole opener cone number is 6

     2.3.Each blade has teeth to protect the diameter of the hole opener

     2.4.Hole opener has a cylindrical guide device to ensure that the direction of the hole expansion is not 

          deviated

     2.5.You can chosse Tricone bit,PDC bit and drag bit as the center drill bit to commect to the hole opener

HOLE OPENER SIZE LIST
HOLE OPENER SIZE		API REG	Button moment
inch	mm	inch	KN.m
10	254	6-5/8	38 — 43.4
12	304.8	6-5/8	38 — 43.4
14	355.6	6-5/8	38 — 43.4
16	406.7	6-5/8	38 — 43.4
18	457.2	6-5/8	38 — 43.4
20	508	6-5/8	38 — 43.4
22	558.8	6-5/8	38 — 43.4
24	609.6	6-5/8	38 — 43.4
26	660.4	6-5/8	38 — 43.4
28	711.2	6-5/8	38 — 43.4
30	762	7-5/8	46.1 — 54.2
32	812.8	7-5/8	46.1 — 54.2
34	863.6	7-5/8	46.1 — 54.2
36	914.4	7-5/8	46.1 — 54.2
38	965.2	7-5/8	46.1 — 54.2
40	1016	7-5/8	46.1 — 54.2
42	1066.8	7-5/8	46.1 — 54.2
44	1117.6	7-5/8	46.1 — 54.2
46	1168.6	7-5/8	46.1 — 54.2
48	1219.2	7-5/8	46.1 — 54.2
50	1270	7-5/8	46.1 — 54.2

 

  3.Hole opener  is suitable for formation:

     Hole opener can be used medium hard with high compressive strength and thick&hard stringers,

     as hardshale,limestone,sandstone ,and dolomite,etc

4.Hole opemer product naming regulations:

5.Shipping terms:

        SAVE Near from Beijing airport and Tianjin seaport Very economical FOB charges

6.Please contact me: