JB/T 7604.1-1994 锁紧型钢丝螺套 型式和尺寸

中华人民共和国机械行业标准JB/T7604.1-94锁紧型钢丝螺套型式和尺寸1主题内客与适用范围本标准规定了装配后根据需要需去除(或不去除)安装柄的锁紧型钢丝螺套的型式和尺寸。本标准适用于燃气轮机动力装置,其它有类似要求的机械亦可参照使用。2引用标准GB1237紧固件的标记方法JB/T7604锁紧型钢丝螺套技术条件3型式和尺寸3.1螺套型式见图示。其余QB30°测量F时用R自由状态圈数锁紧边数K125工艺保证白4125B-BN锁紧圈数90士10首尾两端可以制成垂直的或任意角度3.2螺套规格和尺寸按表1、表2。机械工业部199412-09批准1995-06-01实施JB/T7604.1—94表1公称直径x螺距自由状态外径D引导尺寸F安装柄长度T折断槽深度n折断槽位置a装柄转圆弧Rd×pmaxLmInmaxminmaxnmaxInaxM33.813.992.40.150.2040900.4M45.125.302.53.2}0.210.28400.5M56.316.4934.1024.0.30400.8M67.627.807.347.613.94.90.300.40400.7M810.0710.299.669.936.60.380.5040801.0M8×19.8210.099.349.616.90.300.404080M1012.5212741.9912.266.88.30.45|0.6040801.2M10×112.0712.291,3411.617.890.300.4040801.2M1214.97152414.3514.748.410.10.530.70701.2M12×1.2514.5114.7813.7014.099.310.60.380.5030701.2(M14)17.42176916.6817.079.811.80.600.8030701.4(M1×1.5)16.9717.2416.0316.421081230.450.6030701.4M1619.619.9118.68119.0711.813.80.60|08030701.6M16×1.519.2419.5118.0318.4212.814.30.450.6030701.6M2024.5424.8723.3323.7214.717.20.751.00302.0M20×1.523882421220322.4216.818.30.450.60302.0(M22)26.7827.1125.3925.9516.719.20.751.00302.0(M22×1.5)a6.2426.5724.0924.6518.320.30.450.6030602.0M2429.5429.78|280328.6017.720.70.901.2030602.0M24×2287229.0526.7427.319.821.80.6008030(M27)32.8133.1431.03|31.6020.723.70.901.20303.0(M27×2)32233256297430.3022.824.80.600.80306030M3036.5936.9234.68352522.726.21.051.40303.0(M30×3)36.2036.530334.602326.70.91.00303.0(M33)39.9640.3537.6838.252529.21.051.40303.0M33×3)39.6240.0137.0337.6026.729.70.91.00303.0M3643.7444.1341.4042.1627.631.6l.21.6030603.0M36×343.08434740.1040.8629.73270.91.20303.0(M39)4.1347.5244.4045.1630.6|34.61.21.60304.0(M39×3)4658469743.10438632.735.70.91.2030604.0M42×350.1150.5046.1046.8635.73870.91.20304.0(M45×3)53.6854.0749.1049.8638.741.70.91.2030JB/T7604.194续表公称直径x螺距自由状态外径D2引导尺寸F|安装柄长度T|折断槽深度n折断槽位置安老转接圆弧Rd×ptnniinmaxLmamin118maxmaX(M48×3)57.2857675215530541.74.70.91.2030605.0M52×36215626156.1557.0545.748.70.91.2030605.0注:表中带括号的规格尽可能不选用。表2公称直径X螺距锁紧圈结构自由状态圈数Nd×p圈数边数名义长度每10,重量直径TInN1K271/2l.50.09M3101/2100.1261/2l.50.22M42697/893/80.302677/873/81.50.39M5211101/20.55271/21.50.70M6101/21020.981.5647/843/80.95M82餐871/21.51.572111/4103/42.192661/2610.81M8X1610.1/2101.51.306141/2141.801.551/845/8l.80M102681/282.9726113/4111/44.1381/21.32ML0×126131/2131.52.096181/21822.8751/443/43.05M12龄83/481/45.0126121/8113/426.97JB/T7604.1-94续表2公称直径×螺距锁紧圈结构自由状态圈数Nd×p圈数名义长度每100件重量边数直径maxminNiK26871/2M12×1.256暑127/8123/81.53.752175/8171/825.1551/254.78(M14)菁881/21.57.82121/22210.86273/471/43.83(M14×1.5)2餐121/2121.56.11271718165828.392761/216.46M162餐101/21010.432141/21414.4091/885/85.12M16×1.527141/2141.58.1027193/4191/4211.082761/2612.61樊101/21020.37141/214228.1227113/4111/48.26M20X1.52普181/2181.512.922251/8245/817.57271/463/415.58(M22)115/8111/81.524.96216151/2131/8125/810.11(M22×1.5)201/2201.515.7527273/4271/4221.38761/26121.797101/2101.535.19141/214248.60101/21015.64M24×27161/21624.587221/222233.52JB/T7604.1-94续表2公称直径×螺距锁紧圈结构自由状态圈数N名义长度每100件重量d×p圈数边数直径axmIngN171/2728.28M27712111/21.545.252761/21662.222712111/220.11(M27×2)2183/4181/431.42251/22542.7361/239.9228111/4103/41.564.152155/8151/8289.10281/2835.6(M30×3)131/21356.56181/21877.51877/873/849.40(M33)28125/8121/81.579.198171/4163/42108.2291/243.78(M33×3)15141/21.569.138201/220294.48871/2167.03M36812111/2l.5107.25161/2162147.478101/21052.79M36×38餐161/21682.95221/2222113.12881/473/479.88(M39)8131/8125/8127.082818171/22174.298111/21162.63(M39×3)818171/21.598.04241/224133.4428121/21273.32(M42×3)28191/219114.3828261/226155.43JB/T7604.1-94续表2公称直径×螺距锁紧圈结构自由状态圈数Nd×p圈数边数名义长度每1000重量直径nnNIK8131/21384.84(M45×3)2821201/21,5131.9728281/228179.1128141/1497.20(M48×3)28221/2221.5150.838301/230204.458153/4151/4114.98M52×38*241/2241.5177.928331/8325/8240.86注:①表中带括号的规格尽可能不选用。表中带号的规格优先选用。③名义长度=P[Nan+2(0.25~0.5)]。4螺套技术泰件螺套技术条件按jB/T7604.3规定。5标记标记按GB1237的规定。公称直径×螺距d×p为10,自由状态圈数Nmn=81/2,材料为1r18N9Ti锁紧型钢丝螺套的标记示例螺套jB/T7604.1M10-81/21Crl&Ni9Ti公称直径×螺距d×P为10×1,自由状态圈数N=131/2,材料为GH4145,表面处理为镀银,锁紧型钢丝螺套的标记示例:螺套JB/T7604.1M10×1-131/2-AgGH4145附加说明:本标准由机械工业部提出。本标准由南京燃气轮机研究所归口。本标准由南京汽轮电机厂负责起草。本标准主要起草人邓爱平、于维华。