Phoshpor Bronze Bar Astm B139 - CanhuAlloy ( China ) - Offers to Sell and Export - Friday 16 December 2016 10:23 am - phoshpor bronze bar astm b139 high quality phosphor bronze bar rod standard astm b103 b103m 2009 tolerance astm b248 diameter 1mm~800mm length 100mm~6000mm grade c544...