【ANSI】DN40美標橡膠柔性接管�150bar� DN40 American rubber flexible takeover "150bar" 上海�......
【ANSI】DN50美標橡膠軟接頭“與化工部標準一致� DN50 American rubber soft joint "is consistent ......
【ANSI】DN65美標橡膠避震喉“美國標準� DN65 American rubber shock absorber "American Standard"......
【ANSI】DN80美標橡膠接頭“美洲標準� DN80 American standard rubber joint "American Standard" ......
【ANSI】DN100美標橡膠管接頭“實體工廠� DN100 American standard rubber pipe joint "solid facto......
【ANSI】DN125美標橡膠伸縮節“長�130mm� DN125 American rubber expansion joint "length 130mm" ......
【ANSI】DN150美標橡膠防震接頭�150Lb美國標準� DN150 American standard rubber shock joint "15......
【ANSI】DN250單球美標橡膠伸縮接頭�150LB� ANSI DN250 single ball American standard rubber exp......
