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non-magnetic drill collar
non-magnetic drill collar
Supplier Info
[China Supplier]
Contact Person : Ms. Yang Lisa
Tel : 0086-0533-3983222
Fax : 0086-0533-3985111
Product Detail
It is used between the drill pipe and the bit in the drill stem.

Non-magnetic drill collar are made of low carbon chrome manganese alloy steel,which has following characteristics:

The chemical composition should be controlled strictly during refining and forging process.

It possesses nice low magnetic permeability,high-strength mechanical property and excellent resistance to intergranular corrosion cracking performance.

We have different sizes of the non magnetic drill collar,the external diameter scope:80-300mm.

non-magnetic drill collar

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