NON-MAGNETIC DRILL COLLAR

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price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-11-15 12:52
Browse the number: 91
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Drilling Tool
Luhai non-magnetic drill collars are made from non-magnetic materials with low-magnetic permeability. API monogram, serial number, OD,ID, type and size of connections are stamped on recessed mill flats.
Magnetic Properties of Non-magnetic Drill Collar
When MPS=1×105/4πA/m
Relative magnetic permeabilityμr≤1.1010
Magnetic Field Gradient△B≤0.05μT
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