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Dongying Hongsheng Petroleum Equipment Co.,Ltd
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Gold Index: 6505
API Oil Drilling Parts Rotary Table Bushing / Roller Kelly Bushing
| Place of Origin: | Guangdong, China (Mainland) |
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Product Detail
API oil drilling parts rotary table bushing/ roller kelly bushing <span style="font-family:inherit; font-size:inher
API oil drilling parts rotary table bushing/ roller kelly bushing
Roller kelly bushing is a necessary tool for drilling. It is to drive kelly spinner by matching with master bushing.
Through rotating of four rollers, the friction between rollers and kelly pipe is reduced and service life is extended.
For different sizes of kelly pipe and hexagonal pipe only need to change corresponding rollers. To connect with
rotary table, there are two transmission styles (square and pin). The product is designed and manufactured
according to API Spec 7K “Specification for Drill Equipment”.
The details are as bellow:
Model | HDS | 27-HDP | 20-HDP | MDS | 20-MDP | 17-MDP | LDS | |
Type | Heavy | Medium | Light | |||||
Max. torque | N.m | 32365 | 22555 | 13729 | ||||
ft.lbf | 23871 | 16636 | 10126 | |||||
Drive Mode | Square | Pin | Square | Pin | Square | |||
Square | mm | 76.2~152.4 | 63.5~133.35 | 63.5~133.35 | ||||
in | 3~6 | 21/2~51/4 | 21/2~51/4 | |||||
Hex | mm | 76.2~152.4 | 76.2~107.95 | 76.2~107.95 | ||||
in | 3~6 | 3~41/4 | 3~41/4 | |||||
Size | mm | 630*630*740 | 630*630*780 | 493*493*696 | 510*510*720 | 458*458*700 | 508*508*700 | |
in | 24.8*24.8*29.1 | 24.8*24.8*30.7 | 19.4*19.4*27.4 | 20*20*28.3 | 18*18*27.5 | 20*20*27.5 | ||
Weight | Kg | 700 | 730 | 670 | 420 | 460 | 340 | 400 |
lb | 1540 | 1610 | 1470 | 924 | 1012 | 750 | 808 | |
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Company Info
Dongying Hongsheng Petroleum Equipment Co.,Ltd [China (Mainland)]
Business Type:Manufacturer
City: Dongying
Province/State: Shandong
Country/Region: China (Mainland)
