拆股鋼絲的反復(fù)彎曲次數(shù)比較表

1、文檔可自由編輯打印拆股鋼絲的反復(fù)彎曲次數(shù)比較表彎曲鋼絲光面和B級鍍鋅鋼絲A級鍍鋅鋼絲AB級鍍鋅鋼絲備注鉗口直徑ISO采用整繩破斷拉力試驗(yàn)方法可以削減的彎曲次數(shù)半徑d1570167017701870196015701670177018701570167017701870mmmmISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本GB/T本GB/T本GB/T本GB/T本1.750.6d0.65無此絲徑1212無此絲徑1211無此絲徑1111無此絲徑1110無此絲徑無10無此絲徑88無此絲徑87無此絲徑7無此

2、絲徑無6101010999 80.65d0.7111111101010109此977766此599988870.7d0.751616161515151514強(qiáng)141313131212強(qiáng)11151515141414132.50.75d0.81515151414141413度131212121111度10141414131313120.8d0.91314/131314/13121213/121213/121111111011/101011/10999813/121213/121112/11111030.9d1.01212121211111111111010109999888711111110101

3、091.0d1.11717171716161616161515151414141413131312161616151515141.1d1.215151515141414141413131312121212111111101414141313131243.751.2d1.3131313131212121212111111101010109998121212111111101.3d1.41212121211111111111010109999888711111110101091.4d1.511111111101010101099988887776101010999831.5d1.614141414

4、1313131313121212111111111010109131313121212111.6d1.71313131312121212121111111010101099981212121111111051.7d1.8121212無1211111111無111010無10999無988無8無7111111101010無921.8d1.9111111此1110101010此1099此9888此877此7此6101010999此81.9d2.0101010強(qiáng)109999強(qiáng)988強(qiáng)8777強(qiáng)766強(qiáng)6強(qiáng)5999888強(qiáng)72.0d2.1151515度1514141414度141313度1312121

5、2度121111度11度10141414131313度122.1d2.2141414級1413131313級131212級12111111級111010級10級9131313121212級112.2d2.31414141413131313131111111010101099981212121111111032.3d2.4131313131212121212111111101010109998121212111111107.52.4d2.51212121211111111111010109999888711111110101092.5d2.6111111111010101010999888877

6、7610101099982.6d2.710101010999998887777666599988872.7d2.8101010109999988877776665999888722.8d2.99999888887776666555488877762.9d3.0999988888777666655548887776表8 (續(xù))彎曲鉗口半徑鋼絲直徑d光面和B級鍍鋅鋼絲A級鍍鋅鋼絲AB級鍍鋅鋼絲備注ISO采用整繩破斷拉力試驗(yàn)方法可以削減的彎曲次數(shù)mmmm1570167017701870196015701670177018701570167017701870ISOGB/T本ISOGB/T本ISOGB/

7、T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本ISOGB/T本GB/T本GB/T本GB/T本GB/T本3.0d3.1121212無1111111111無10101010999無9888無511111010101093.1d3.2121212此1111111111此101010999此9888此511111010101093.2d3.3111111強(qiáng)1010101010強(qiáng)999888強(qiáng)8777強(qiáng)410109999823.3d3.4111111度1010101010度99無9888度877無7度410109999無83.4d3.5101010級99999級88

8、此8777級766此6級3998888此73.5d3.6988強(qiáng)66強(qiáng)3887777強(qiáng)63.6d3.7無8無無7無無7無無無無度無無5無無5無無度無無2776666度5103.7d3.8此7此此6此此此此此此級此此5此此此此級此此266555級43.8d3.9范7范范6范范范范范范范范5范范范范范范26655543.9d4.0圍6圍圍5圍圍圍圍圍圍圍圍4圍圍圍圍圍圍25544434.0d4.1鋼13鋼鋼12鋼鋼鋼鋼鋼鋼鋼鋼8鋼鋼鋼鋼鋼鋼51212111111104.1d4.2絲12絲絲11絲絲絲絲絲絲絲絲7絲絲絲絲絲絲511111010109154.2d4.3直11直直10直直直直直直直直7直

9、直直直直直4101099984.3d4.4徑11徑徑10徑徑徑徑徑徑徑徑7徑徑徑徑徑徑4101099984.410963998887說明：1. 與ISO中直徑相同,公稱抗拉強(qiáng)度相同的,與ISO等同；2. 與ISO中直徑相同,本標(biāo)準(zhǔn)草案增加的公稱抗拉強(qiáng)度級(1670、1870Mpa)，與ISO相鄰較高公稱抗拉強(qiáng)度級（1770、1960 Mpa級）等同；3. 對于超出ISO中直徑范圍的（3.5d4.4mm）、超出公稱抗拉強(qiáng)度的（A級鍍鋅鋼絲1870 Mpa級）按ISO規(guī)律給出。4. 對于小于ISO中直徑范圍的（0.6d0.8mm）,與GB/T的強(qiáng)度級相同的(1570、1770Mpa級)，按GB/T的數(shù)值給出；對GB/T中沒有的強(qiáng)度級（光面1960Mpa級、AB類1870Mpa級和A 類1770、1870Mpa級），按GB/T的規(guī)律推算給出；對于1670、1870Mpa級按GB/T中相鄰較高級別（1770、1960Mpa級）給出。