標題: ASTM B 208-2006砂型永久型離心型和連續(xù)鑄造鑄件用銅基合金... [打印本頁] 作者: 兌水 時間: 2009-9-11 15:37 標題: ASTM B 208-2006砂型永久型離心型和連續(xù)鑄造鑄件用銅基合金... B208-04 Standard Practice for Preparing Tension Test Specimens for Copper Alloy Sand, Permanent Mold, Centrifugal, and Continuous Castings