22' 558,8 mm IADC 117 trépan tricône à dents fraisées

 Taille en bits

20''(558,8mm)

 Code CID

117

Série

HR

Type de dent

Insert TCI/carbure de tungstène

 Connexion

7 7/8 PIN REG API

Palier

roulement scellé en caoutchouc

 Buse

trois buses à jet

 Vitesse de rotation (tr/min)

150~80

 Poids sur Bit(KN/MM)

0.35~0.8

Application

puits d'eau, huile   eh bien, disque dur, exploration, etc.

Formation

Très doux   formations  avec faible compressif   force et une grande perçabilité,tel ques argile, mudstone, craie,etc.

dans

mm

31/2

88.9

HR537

HR637

45/8

117.5

HR117

HR115

HR537

HR637

HR737

43/4

120.7

HR117

HR115

HR537

HR637

HR737

57/8

149.2

HR217

HR537

HR547

HR637

6

152.4

HR117

HR217

HR237

HR517

HR547

HR637

HR737

61/4

158.8

HR127

HR237

HR517

HR527

HR547

HR637

HR737

HR837

61/2

165.1

HR127

HR217

HR517

HR537

HR547

HR637

HR737

HR837

63/4

171.5

HR117

HR447

HR537

HR547

HR617

HR627

HR637

HR737

HR837

71/2

190.5

HR127

HR217

HR517

HR517

HR527

HR527

HR617

77/8

200

HR177

HR437

HR517

HR527

HR537

HR547

HR547

HR617

HR627

HR637

83/8

212.7

HR217

HR527

HR537

HR617

HR627

HR637

HR737

HR837

HR617

HR627

81/2

215.9

HR117

HR127

HR137

HR217

HR247

HR437

HR447

HR517

HR527

HR537

HE547

HR617

HR627

HR637

HR737

HR837

83/4

222.3

HE116

HR437

HR517

HR537

HR627

91/2

241.3

HR117

HR127

HR417

HR437

HR517

HR527

HR537

HR547

HR617

95/8

244.5

HR117

HR127

HR137

HR217

HR437

HR517

HR527

97/8

250.8

HR117

HR127

HR137

HR217

HR417

HR437

HR517

HR527

105/8

269.9

HR127

HR217

HR437

HR517

HR547

115/8

295.3

HR117

HR127

HR137

HR217

HR147

HR517

HR537

HR547

121/4

311.2

HR117

HR127

HR137

HR417

HR437

HR517

HR527

HR537

HR547

HR617

HR627

HR637

135/8

346.1

HR117

HR127

HR235

HR437

HR517

HR527

HR537

HR637

133/4

349.3

HR437

HR517

HR537

HR617

HR627

HR637

HR737

HR117

HR217

143/4

374.7

HR117

HR127

HR137

HR517

HR527

HR537

HR547

HR617

HR637

151/2

393.7

HR127

HR217

HR517

HR527

HR537

HR547

HR617

HR637

HR737

HR837

16

406.4

HR117

HR127

HR127

HR517

HR527

HR537

HR547

HR617

HR637

HR737

171/2

444.5

HR117

HR127

HR137

HR437

HR517

HR527

HR537

HR547

HR637

HR737

18

457.2

HR117

HR217

HR237

HR437

HR517

HR527

HR537

HR547

HR637

HR737

19

482.6

HR117

HR217

HR237

HR437

HR517

HR527

HR537

HR547

HR637

HR737

20

508.0

HR117

HR217

HR237

HR437

HR517

HR527

HR537

HR547

HR637

HR737

22

558.8

HR117

HR217

HR237

HR437

HR517

HR527

HR537

HR547

HR637

HR737

24

609.6

HR117

HR217

HR237

HR437

HR517

HR527

HR537

HR547

HR637

HR737

26

914.4

HR117

HR217

HR237

HR437

HR517

HR527

HR537

HR547

HR637

HR737