石油钻探工具
Rotary slips
HNA supplies three models of Rotary Slips which accommodate drill pipes from 23/8 to 51/2 inch O.D: SDS—Short Rotary Slips SDML—Medium Rotary Slips SDXL—Extra Long Rotary Slips
Drill Collar Slips
HNA supplies three models of Drill Collar Slips which accommodate drill collars from 3 inch to 14 inch O.D.:
DCS—S
DCS—R
DSC—L
Safety Clamps
HNA supplies two models of Safety Clamps:
Model WA-C
Model WA-T
Rotary Slips
HNA supplies two types of Flake rotary slips which can handle various O.D. drill pipes, drill collars or casing by changing insert gripping dies or insert boxes:
W 31/2-5/100
W 5-7/100
Slip inserts
HNA supplies a full line of slip inserts which are made of high-quality alloy steel, chemically heart-treated for surface hardness, wear-resisting, corrosion-resisting and a long service life.
HNA also designs and manufactures special inserts according to customer's requirement.
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