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GB/T5224-2003

                                     J產(chǎn)戶(hù)一  ~、

                                              d \

                                      ，‘‘，一 一于戶(hù)

                            圖3 1x7結(jié)構(gòu)鋼絞線(xiàn)外形示意圖

                   表3 1x7結(jié)構(gòu)鋼絞線(xiàn)的尺寸及允許偏差、每米參考質(zhì)里

                                         鋼紋線(xiàn)參考                        中心鋼絲直徑d.
  鋼絞線(xiàn)        公稱(chēng)直徑          直徑允許                         每米鋼紋線(xiàn)
                                           截面積                         加大范圍/%
   結(jié)構(gòu)        D/mm         偏差/mm                      參考質(zhì)量/（S/m）
                                           S/mm,                        不小于

                       l
              9.50                          54.8           430
                       一    十0.30
                                                                   I

                            -0.15
              11.10                         74.2           582
                                                                   一

              12.70                         98.7           775
   1又7

                                            140           1101

              1155..7200 士00..4200          150           1178            2.5

              17.80                         191           1Soo

              12.70                         112            890

 {1丫7）C       15.20         -+00..4200      165           1295

              18.00                         223           1750