低碳钢点焊焊接参数

1、低碳钢点焊焊接参数低碳钢板点焊的焊接参数参数类别板厚/mm电极直径/mm通电时间/周电极压力/N焊接电流/kA熔核直径/mm抗切力/N最佳参数0.5?4.86135064.324000.8?4.8819007.85.344001.0?6.41022508.85.861001.2?6.41227009.86.27800145002.0?8.020470013.37.93.2?9.532820017.410.331000中等参数0.5?4.81190054.0210040000.8?4.81512506.54.81.0?6.42015007.25.454001.2?6.42317507.75.86

2、8002.0?8.036300010.37.6137003.2?9.260500012.99.9285000.5?4.82445043.617500.8?4.83060054.63550一般参数1.0?6.4367505.65.353001.2?6.4408506.15.565002.0?8.06415008.07.113050266003.2?9.2105260010.09.4注：存在分流时，焊接电流应相应增大。低碳钢采用 2 组 A 类电极多脉冲单点焊的焊接参数板厚/mm焊接脉冲数电极直径/mm电极压力/kN焊接电流/kA单点下列中心距（mm）的焊点单点抗切力/kNS16225-5050-

3、10033?118.2163542035?118.2163542036?118.2163542055?138.919618124556?138.919618124558?138.919618124566?149.2211020156768?149.2211020156788?1611.02513272091注：1.球面电极半径 R200mm,圆锥电极锥度 160。2.加热时每一脉冲通电 18 周，间隔 5 周。不锈钢的点焊焊接参数奥氏体不锈钢点焊焊接参数板厚/mm电极直径/mm电极压力/N焊接电流/kA焊接时间/周焊点间最小间距/mmdDbb1050MPa0.32.8612002.42.136

4、0.64.01022004.73.64111.05.01040007.66.06151.66.310700011.59.09252.07.016900013.511.011323.29.0191550019.015.51750奥氏体不锈钢点焊焊接参数板厚/mm电极直径/mm电极压力/N焊接电流/kA焊接脉冲数焊点间最小间熔核直径/mmdD。b1050MPa距/mm412.5251816020.717.5448114.8仅5252270021.518.5551135.216252500022.019.0655146.416253180022.520.076015铝合金点焊焊接参数铝合金点焊最小的

5、搭边宽度、焊点间距和排间距离（mm）板厚最小搭边宽度焊点最小间距排间最小距离0.59.59.561.0131381.619169.52.02219133.2293216铝合金 LF21、LF3、LF5 点焊的焊接参数板厚/mm电极球面半径/mm电极压力/kN焊接电流/kA焊接时间/周锻压压力/kN0.8752.0-2.525-2821.01002.5-3.629-3221.51503.5-4.035-4032.02004.5-5.045-5052.52006.0-6.549-555-73.0200857-606-922铝合金 LY12CZ、LC4CS 点焊的焊接参数板厚/mm电极球面半径/mm

6、电极压力/kN焊接电流/kA焊接时间/周锻压压力/kN锻压滞后断电时刻/周0.5752.3-3.119-2613.0-3.20.50.81003.2-3.526-3625.0-8.00.51.01003.6-4.029-3628.0-9.00.51.31004.0-4.240-46210-10.511.61505.0-5.941-54313.5-1411.82006.8-7.345-50315-1612.02007.0-9.050-55519-19.512.32008.0-1070-75523-2412.52008.0-1180-85725-2613.020011-1290-94830-322

7、单相交流（60HZ）（焊接通电在 50HZ 下应该乘以 5/6）材质板厚电极直径及球面 R（mm）电极压力（N）焊接通电时间（周波数）焊接电流（A）mm直径球面 R焊接锻压初期焊接后热初期焊接后热LY120.6167522564903244700022000115000.8167526485688254800024500130001.0167530416472265900027000145001.2167534327355375100002950016500LC91.6161504413931631061150035000205002.02015054921118031271300040000

8、250002.52015071591510241681550047000310003.020150106892137851910175005400040000LF2LD20.6167520594315244650021000110000.81675235450992547500230001250001.0167526485768265800025000140001.216752942647237590002700015501.6161503727804131061000031000185002.020150441398073j1271200036000220002.52015057861245

9、441681400042000270003.02015077471598551910170005000034000三相低频式板厚（mm）电极直径及球面 R（mm）电极压力（N）焊接通电时间（周波数）焊接电流（A）直径球面 R焊接锻压焊接后热焊接后热0.41675176557861/22350072000.51675196163741/22600078000.6167521576865132850083000.816100274674531434000100001.016100333486301439000115001.2161004021100031544000135001.620150578

10、6133372555000180002.0201508041182403667000230002.52015011572253903880000310003.025200151023471641095000400004.0252002402660017512123000610005.025200342259345761415300088000注：本表适用于 LD10、LY9、LC9;LF2 及 LD2 要求稍低时也适用三相整流式板厚（mm）电极直径及球面 R（mm）电极压力（N）焊接通电时间（周波数）焊接电流（A）直径球面 R焊接锻压焊接后热焊接 J后热0.41675196144131190000.51675215750991215000.61675245255902240000.816100294268652290001.016100343282383330001.216100402196114437000300001.6201505394124545544000350002.02015067421647578500