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candy@crossingbit.com
 

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Nicole Liu 

 

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Abby Hu    
sales@crossingbit.com
whatsapp:0086-15032448780

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PRODUCTS

Product name

118mm ST Tricone Bit IADC221

Affiliate classification
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Product description

PRODUCT SPECIFICATIONS

product name

118mm CR221 steel tooth tricone bit

size

118mm

model number

CR221

series

CR

tooth type

steel tooth

connection

3 1/2" API Reg

bearing

standard open bearing

Nozzle

center jet nozzles

application

water well,oil well,HDD,exploration,etc

weight

16kg

certificate

API7-1,SY/T5164,ISO9001:2008

RECOMMENDED ROCK FORMATIONS

meidum hard with relatively higher compressive strength and hard stringers,such as hard shale,sandstone and limestone,etc.

RECOMMENDED DRILLING PARAMETERS FOR APPLICATION

Type&IADC code

116,117

126,127

136,137

216,217

317

337

WOB(KN/mm)

0.35~0.90

0.35~1.00

0.35~1.05

0.35~1.2

0.7~1.30

0.80~1.40

RPM(r/min)

150~80

150~70

120~60

90~50

80~45

75~45

 

Corresponding parameter set not found, please add it in property template of background
暂未实现,敬请期待
暂未实现,敬请期待

Contact:

 

Email:sales@crossingbit.com 
Tel(whatsapp):0086-15032448780