andykidd 发表于 2014-8-27 10:50:37

ASTM D4894-12

ASTM D4894-07(2012) Standard Specification for Polytetrafluoroethylene (PTFE) Granular Molding and Ram Extrusion Materials

gbt8163 发表于 2014-8-27 10:50:38

见下面链接

http://bbs.infoeach.com/thread-60619-1-1.html
页: [1]
查看完整版本: ASTM D4894-12