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最新国际求购:钢坯,steel billets steel billets steel billetsspecs carbon 0.18 to 0.23%silicon 0.20 to 0.30% ( preference 0.25 max)manganese 0.70 to 1.00%phosphorus lesss than 0.045% ( preference 0.025% max)sulphur less than 0.045% ( preference 0.025 max )chromium 0.10% maxnickel 0.10% maxcopper 0.40 max ( preference 0.35 max)tolerance in sq.size +/- 5mmflexibility or bend less than 10mm/metretotal flexibility or bend less than 100 mm ( in 12 metres)tolerance on sides +/- 3mm maxtolerance on lenght +/- 10mmstraightness +/- 2mm in every 3 meters measurededge swelling +/- 1mm max when measured randomlysurface shall be free of any type of cracks, pinholes and blow holes, slag patches, corner cracks, star cracks or hot shortness spots. any visible casting defects which repaired shall comply to 1 6 depth to repaired contour ratio.billet rhombodity 10mm max ( preference 8mm max)other parameters to conform astm grade 60invite best price on fob(st) basis only.104, motijheel c / a, globe chamber (1st floor) , dhaka, dhaka, bangladeshcontact person mr. a.k.m. naimuddin ahmedtelephone 880-2-9561578 - 9567553 -9559909 - 95566fax 880-2-9568990 websitehttp://bbs.todaytex.com 更多:http://www.todaytex.com
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