0086-15032448780           

Have any questions?

Candy Qian    
 

candy@crossingbit.com
 

whatsapp:0086-15128736973

Nicole Liu 

 

crossingbit1@163.com

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

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PRODUCTS

Product name

TRHEE-CONE BITS

Affiliate classification
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Product description

PRODUCT SPECIFICATIONS

product name

8 1/2 inch CR114 steel tooth tricone bit

size

8 1/2 inch,215.9mm

model number

CR331

series

CR

tooth type

steel tooth

connection

4 1/2" API Reg

bearing

rubber sealed roller bearing

Nozzle

three jet nozzles

application

water well,oil well,HDD,exploration,etc

weight

45kg

certificate

API7-1,SY/T5164,ISO9001:2008

RECOMMENDED ROCK FORMATIONS

very soft with low compressive strength and high drillability,such as soft shale,clay and sale bed,etc

RECOMMENDED DRILLING PARAMETERS FOR APPLICATION

Type&IADC code

116,117

126,127

136,137

216,217

317

337,331

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