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Non magnetic Heavy Weight Drill Pipe

 

                                                                              

 The non magnetic heavy weight drill pipe are made from low carbon stainless steel.acc to API Spec.7 and SY/T5144.All threads are phosphated, copperized or cold worked.All connections are equipped with pressed steel thread protectors. All threads are machined with CNC Lathes-Double-shouldered and special threads.
      
◆Non magnetic Heavy Weight Drill pipe Specification

 

Size OD ID Connection Body
mm in mm in Style OD Bevel diameter Pin and box
mm
195.70
170.7
Upset
mm in Center area
mm
End area
mm
WJZ66-6 5/8 FH-I 168.3 6 5/8 114.3 4 1/2 6 5/8FH 209.6 8 1/4 195.0 184.2 176.21
WJZ55-5 1/2FH-I 139.7 5 1/2 92.1 3 5/8 5 1/2FH 177.8 7 170.7 152.4 144.5
WJZ50-NC50-I 127.0 5 76.2 3 NC50 168.3 6 5/8 154.0 139.7 130.2
WJZ45-NC46-I 114.3 4 1/2 71.4 2 13/16 NC46 158.8 6 1/4 145.3 127.0 117.5
WJZ35-NC38-I 88.9 3 1/2 52.39 2 1/16 NC38 120.7 4 3/4 116.3 101.6 92.1
WJZ29-NC31-I 73.03 2 7/8 50.8 2 NC31 104.
8
4 1/8 100.4 84.1 81.0

     Mechanical properties referring to those o non magnetic drill collar
     Magnetic properties
 
     MPS=1*105/4
 

 

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Non magnetic Heavy Weight Drill Pipe
Published in:2012-10-12 16:36
       (1).Standard:API Spec.7 and SY/T5146
       (2).Material:low carbon stainless steel
       (3).Size:2 7/8”-6 5/8”
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