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Master Bushings-Roller Kelly Bushings-MTR Bushings-Casing Bushing---Jereh Drilltech

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Master Bushings-Roller Kelly Bushings-MTR Bushings-Casing Bushing---Jereh Drilltech Powered By Docstoc
					                                                   BUSHINGS

Master Bushing:
Master bushing is casted with high-quality alloy steel as per API 7K
Spec. Two kinds of master bushing are available: pin drive and square
drive. The size range of master bushing is from17-1/2 to 37-1/2 inch.




Technical Specification for Master Bushing
            Master Bushing type                     Rotary table size (in)            Handling tubular OD( in)
                                                          17-1/2(18)
                                                           20-1/2
                   Square driving-Split
                                                             23
                                                           27-1/2
                                                                                            2-3/8~8-5/8
   MSS                                                    17-1/2(18)
                                                           20-1/2
                  Square driving-Integral                    22
                                                             23
                                                           27-1/2                           2-3/8~10-3/4
                                                           20-1/2
  MSPC              Pin Driving-integral                     23                             2-3/8~8-5/8
                                                           27-1/2
                                                           17-1/2
  MDSP               Pin Driving-split                       18                             2-3/8~8-5/8
                                                           20-1/2
                                                             23
   MSP               Pin Driving-split                                                      2-3/8~8-5/8
                                                           27-1/2
  MPCH                  Pin Driving                        37-1/2                           2-3/8~13-3/8




Roller Kelly Bushing

Roller Kelly Bushings are used for 17-1/2~49-1/2 inch rotary tables.
Jereh Drilltech provides API 7K certified roller Kelly bushings.
Three types of bushing are available: Heavy, Medium, light-duty.

 Technical Specification for Roller Kelly Bushing

   Bushing Model            Bushing Type            Way of drive             Square(in)              Hex(in)
         HDS                                        Square drive                3~6                       3~6
       27-HDP                    Heavy                Pin drive                 3~6                       3~6
       20-HDP                                         Pin drive                 3~6                       3~6
           RTM4                                             Square drive               2-1/2~5-1/4                3~4-1/4
          20-MDP                   Medium                    Pin drive                 2-1/2~4-1/4                3~4-1/4
          17-MDP                                             Pin drive                 2-1/2~4-1/4                3~4-1/4
           RTS4                    Light-duty               Square drive               2-1/2~4-1/4                3~4-1/4




  CB, CU, CUL Casing Bushing
 Casing bushing is combined by bushing body and insert bowls. It is
 suitable for handling casing less than 30 in. There are two types:
 solid bushing and split bushing. CU and CUL are solid bushing, and
 CB is split bushing.

  Technical Specification for Casing Bushing
Rotary                                                           Casing (in)

 Table     Model     2-3/8~8-5/8          9-5/8~10-3/4       11-3/4~13-3/8        16          18-5/8~20    24        26      30

17-1/2~               Body:3102             Body:3102
            CU                                                 Body:3102           -                 -      -        -        -
20-1/2             Insert bowl:1809      Insert bowl:1902

                   Body: 3103+3105      Body: 3103+3105          Body:           Body:           Body:
27-1/2     CUL                                                                                              -        -        -
                   Insert bowl:1809     Insert bowl:1902       3103+3105       3103+3105         3103

                                                               Body:6695       Body:6695
                   Body:6695+6126A      Body:6695+6126A                                          Body:
                                                                 Insert          Insert                     -        -        -
                    Insert bowl:6115     Insert bowl:6114                                        6195
                                                               bowl:6126A      bowl:6127
37-1/2     CB
                                                                Body: 20        Body: 20
                   Body: 20+6126A        Body: 20+6126A                                          Body:    Body:    Body     Body:
                                                                 Insert          Insert
                   Insert bowl:6115      Insert bowl:6114                                         20       24       :26      30
                                                               bowl:6126A      bowl:6127




  Master Bushing Accessories
 Bit breaker adapter plates are located in the master bushing drive pin holes
 and provide a 13-9/16 inch square to match bit breakers.
 Lifting sling for removing and installing master bushings and insert bowls
 with hooks.


                                                                                               Master Bushing Accessories




Address:                No.7, Aucma Street, Laishan District, Yantai, Shandong, P.R.China 264003
Tel:                    +86-535-6723520 6723201
Fax:                    +86-535-6723171 6723272
E-mail:                 petroleum@jereh.com; cnjereh@gmail.com
Website:                Http://www.jereh-oilfield.com

				
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posted:9/8/2010
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Description: As leading supplier of roller Kelly bushing, MTR bushing, Varco style master bushing and bushing accessories from China, Jereh Drilltech provides such high quality Bushing products at very competitive price.