1、1444134012466x19(b)6个圆股,每股外层丝12根,中心丝外捻制2层钢丝6x 19(12+6+1)346337(a)6个圆股,每股外层丝1418根,中心丝外捻制34层钢丝,钢丝等捻距29Fi36SW37S(点线接触)41SW6x49SWS55SWS(14+7F+7+1)(14+77+7+1)(15+15+6+1)(16+88+8+1)(16+88+8+8+1)(18+99+9+9+1)10441260lO6032603660366437(b)6个圆股,每股外层丝18根,中心丝外捻制3层钢丝37(18+12+6+1)56648198个圆股,每股外层丝812根,中心丝外捻制2-3层钢
2、丝,钢丝等捻距19W26SW8x 31SWll44lO4818521648145658个圆股,每股外层丝14-18根,中心丝外捻制34层钢丝,钢丝等捻距49SWS146040564464617钢丝绳中有17或18个圆股,在纤维芯或钢芯外捻制2层股1864434钢丝绳中有34或36个圆股,在纤维芯或钢芯外捻制3层股3616448246个圆股,每股外层丝1216根,股纤维芯外捻制2层钢丝24S24W(15+9+FC)(12+12+FC)(88+8+FC)840lO4496V6个三角形股,每股外层丝79根,三角形股芯外捻制1层钢丝18(9+32+3)203610异型6个三角形股,每股外层丝lO-14
3、根,三角形股芯或纤维芯外捻制2层钢丝6Vx 2I3033(12+9+F)(12+12+6)(12+12+3113620382844ll6个三角形股,每股外层丝15-18根,三角形股芯外捻制2层钢丝6Vx 3643(15+12+37+3)(18+15+132525258124V394个扇形股,每股外层丝15-18根,纤维股芯外捻制3层钢丝4Vx 39S48S(15+15+9+FC)(18+18+12+Fc)8362040136Q19+21钢丝绳中有12-14个股,在6个三角形股外,捻制68个椭圆股19+6V2l33+6V外股(14+5)内股(12+9+FC)外股(15+13+5)40524060
4、14扁钢丝绳扁钢丝绳中有6个或8个左交互捻和右交互捻的子绳交替排列P64P8(9+FC)(12十6+1)注:1.2组和3组内推荐选用a类钢丝绳。 2.8组、12组及异型股钢丝绳中6V21结构仅为纤维绳芯,其余组别的钢丝绳(扁钢丝绳除外),可由需方指定纤维芯或钢芯。 3.三角形股芯的结构可以互相代替,或改用其他结构的三角形股芯,但应在订货合同中注明。4.钢丝绳按捻法分为右交互捻、左交互捻、右同向捻和左同向捻四种,如图7-l所示。图a和图b绳与股捻向相反,图c和图d绳与股捻向相同。5.1-7组钢丝绳可为交互捻和同向捻,其中6组和7组多层圆股钢丝绳的内层绳捻法,由生产厂确定。 6.637(b)组、8
5、组和12组钢丝绳仅为交互捻。7.911组和13组异型股钢丝绳为同向捻。13组钢丝绳的内层绳与外层绳捻向应相反,且内层绳为同向捻。 8.如用户对捻法无明确要求,则由生产厂自行决定。表7-173钢丝绳第1组67类的力学性能 直径236mm 直径1436mm钢丝绳结构: 7+FC 67+IWS9W+FC9W+IWR 力学性能钢丝绳公称直径钢丝绳近似质量钢丝绳公称抗拉强度MPa14701570167017701870钢丝绳最小破断拉力d允许偏差天然纤维芯钢丝绳合成纤维芯钢丝绳钢芯钢丝绳纤维芯钢丝绳()kg/lOOmkN+8O1.403.161.383.101.553.481.954.392.114.7
6、42.084.692.255.072.2l4.982.395.392.355.282.545.7l2.485.582.68.6 04+75.628.775.508.606.199.687.8012.208.4413.108.3313.009.Ol14.008.8713.809.5914.909.4014.60lO.1015.809.9315.5010.7016.70+612.6017.2022.5012.4016.9022.0013.9019.0024.8017.5023.9031.2018.9025.8033.7018.7025.5033.3020.2027.6036.0019.9027.1
7、035.4021.5029.3038.3021.1028.7037.6022.8031.1040.6022.3030.4039.7024.1032.8042.90公称直径允许偏差纤维芯钢芯kg100mKN1620222628(30)32(34)36+6028.4035.1042.5050.5059.3068.8089.90114.00140.00170.00202.OO237.00275.00316.00359.00406.00455.0027.9034.4041.6049.5058.1067.4088.10111.00138.00166.00198.oo233.00270.00310.003
8、52.00398.00446.0031.3038.7046.8055.7065.4075.9099.10125.00155.00187.00223.00262.00303.00348.00396.00447.00502.0039.5048.8059.0070.2082.4095.60124.00158.oo195.00236.OO281.00329.00382.00439.00499.00564.00632.0042.7052.7063.8089.10103.00135.00211.00255.00356.00413.00474.oo540.oo610.00683.0042.2052.1063
9、.0075.0088.00102.00133.00168.00208.00252.00300.00408.00469.00533.00602.00675.0045.6056.3068.1081.1095.20110.00144.00182.00225.00272.OO324.00381.00441.oo507.oo577.00651.00730.0044.9055.4067.oo79.8093.70108.00141.00179.oo221.oo268.00319.00374.00434.00498.oo567.00640.00718.0048.5059.9072.5086.30101.00117.00153.00194.00239.00290.00345.00405.00
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