This part of GB/T 27553 specifies the structural characteristics, technical requirements and test methods of plastics (modified POM)-bronze-steel backing triple-layer self-lubricating materials.
This part of GB/T 27553 is applicable to plastics-bronze-steel backing triple-layer self-lubricating materials (hereinafter referred to as the materials).The materials can be made into products such as wrapped bushes, thrust washers, sliding plates and guideways after subsequent processing.
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