1、42454850525556586010863656810570497580264854359081951001013110121122011514581201018314411317282881251198203513014021692380140188619632011502485225421916032172562015461170227410028969601805153324874897219063973611086011432007854540031413333133321095472201149910452401628613572501917515344、理论重量与允许偏差圆钢直
2、径d理论重量/（kg/m）方钢边长a/mm104123133135112143154145165139177155148189158168214178254223283247272298230326355385260417270449280483290518533005553105925、热轧圆钢和方钢的尺寸允许偏差 单位为毫米截面公称尺寸尺寸允许偏差（圆钢直径或方钢边长）1组2组3组7720203030505080801101101501502002002802803106、圆钢与方钢（包括连轧钢板）厚度允许偏差 圆钢与方钢（包括连轧钢板）厚度允许偏差表公称厚度普通精度12001500150
3、018001800注：规定最小屈服强度345，厚度偏差应增加10%。GJ/G709-2014规定 1、材质的牌号和化学成分应符合GB/T700（普碳）、GB/T1591（低合金）的规定。2、圆钢与方钢的尺寸、外形、重量及允许偏差应符合GJ/G709-2014的规定。3、合同未明确时，按如下规定： A）、单轧钢板通常切四边交货；钢带通常不切边交货。B）、单轧钢板厚度偏差种类按对称偏差。C）、钢带和连轧钢板厚度精度按普通精度。7、圆钢与方钢高频焊钢规格类别型号截面尺寸/mm截面特性参数H*Bt1t2r惯性矩/cm4惯性半径/cm截面模数/cm3（高度*宽度）IxIyixiyWxWyHW100*10
4、0383134125*12584729413647150*1501660564221175*1752900984331200*20047701600477#200*20450301700503167250*250108003650867292#250*255115003880919304300*300#294*30217000552011603652050067601370450300*3052160071001440466350*350#344*3481463330011200194064640300136002300776400*400#388*40249200163002540809#3
5、94*39856400189002860951669002240033401120#400*408711002380035601170#414*405930003100044901530#428*4071190003940055801930*458*417187000605008180*498*43229800094400120004370HM150*100148*1001040151200*150194*1502740508250*175244*1756120985502300*200294*20011400779350*250340*250217001280400*300390*30038
6、90072102000481450*300440*3005610081102550541500*300482*3006080067702520451488*3007140081202930600*300582*30010300076703530511588*30011800090204020601#594*302137000106004620701HN100*50192126*60125*60150*75679175*90200*100198*9916101141631880188250*125248*1242552874080300*150298*1496460443433735049035
7、0*175346*1747926499113700782#400*15018800734942400*200396*19920000145010102370017401190174#450*150271007931200106450*200446*19929000158013001593370018701500187#500*150385009071540500*200496*19941900184016901854780021401910#506*2015650025802230257600*200596*19969300198023301997820022802610228#606*201
8、9100027203000271700*300#692*30017200049806022010005760722*800*300*729*30025400099306400662292000117007290*900*300*890*300345000103007760688411000126009140843*912*302364498000157003710900HP200*204244*25287902940720233250*255294*30211507110338*3512820093801670535344*35435300118002050669350*35742800144002450388*402394*405599003040986400*408414*405428*407*500*500*492*465335004810*502*46530714700058601800*502*470152000433006070
