Oilmec Slip-on welded centralizers are manufactured with solid end rings that can be easily slipped on the casing OD during installation. Oilmec Slip-on welded centralizers, available in slip-on, are designed for high restoring force combined with low starting force for centralizing the casing pipe. High performance characteristics are combined with easy field assembly. Bow springs are manufactured of high quality alloy steel, hot bent to shape using dyes and then heat treated under controlled temp and time cycles for consistent spring characteristics to ensure a crack free weld with a minimum amount of distortion and maximum amount of rigidity. Collars are made of widened design for greater frame strength and to prevent from Rust then coated with special Polyester PowderThey are available in all sizes ranging from 4 ½ “ to 20 ”.