GOST 23819-1979 Fluoroplastic sealing devices with corrugated springs for pistons Corrugated springs Construction and dimensions《活塞用波纹弹簧氟塑料密封装置 波纹形弹簧 结构及尺寸》.pdf

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JB T 11107-2011 机械密封用圆柱螺旋弹簧.pdf

HG T 2479-2003 机械密封用波形弹簧技术条件.pdf

HG T 2479-1993 机械密封用波形弹簧技术条件.pdf

JB T 7757.1-1995 机械密封用圆柱螺旋弹簧.pdf

JB T 11958-2014 机械密封用缠绕式波形弹簧技术条件.pdf

ARMY A-A-52524 7 A VALID NOTICE 1-2008 Seal Plain Encased Dual Seal Internal Seal Spring Loaded《密封 普通包裹式密封 内部密封 弹簧加载》.pdf

ARMY A-A-52524 1-1995 SEAL PLAIN ENCASED SINGLE SEALING MEMBER SPRING LOADED《普通包裹密封 弹簧加压的单面密封件》.pdf

ARMY A-A-52524 13 A VALID NOTICE 1-2008 Seal Plain or Seal Plain Encased Non-Spring Loaded Single Loaded Single Sealing Member《密封 普通或密封 普通包裹式密封 无弹簧加载 单加载 单独密封单元》.pdf

ARMY A-A-52524 1 VALID NOTICE 2-2008 SEAL PLAIN ENCASED SINGLE SEALING MEMBER SPRING LOADED《普通包裹密封件 弹簧式单一密封体》.pdf

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