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ASTM C 542带状锁扣垫圈标准规范

 ASTM C542 Standard Specification for Lock-Strip Gaskets 带状锁扣垫圈标准规范

 
This ASTM C542 specification defines the required properties of lock-strip gaskets where resistance to sunlight, weathering, flame, oxidation, permanent deformation under load, and diminution of gripping pressure are prime essentials. 
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