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Casing Centralizer
Jul 10, 2017

1. Introduction of casing centralizer

The casing centralizers are used to protect sucker rod to reduce wearing.

2. Material

2.1. Super strength spring steel

2.2. ASTM A395 ductile iron ,or equivalent international series number.

2.3. Polyester centralizer

2.4. Aluminum alloy

Oil-well-cementing-tool-rigid-metal-casing (1).jpg

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