TBTB/T 14438319831124198407011.1.1. 11*1162ZChSnSb1(ZChSn2)116GB 117474 10125.56.5*1510 3ZChPbSb2(ZChPb3)*1510GB 117474 1416(72 76)315111.5 ZChPbSbD151141371ZChPbSb1.5 YB 48775 14161.02.0 (70 76)13711214(77 80)5*145ZChPbSbD*145Y B 48775 14150.10.5 (78 82)1551ZChPbSb6(ZChPb4)155GB 117474 14150.51.0(78 80)15111.5 1.0 1.5%*(%)HB ()()(83 1)0.10.010.080.10.010.350.55279110.10.10.20.005*0.50.5249120.10.10.10.10.050.56.5 7.50.81.20.10.10.10.01*0.50.44.0 6.00.10.10.10.10.5202745.50.10.150.10.20.010.75202.2.1.2.2.YB 487757102.3.2.4. 12.5. 22728GB65G4B6964YB 754Sn01Sn1Sn2Sn 3Pb 1%99.9599.999.7599.5699.99499.650.0010.030.050.080.300.0050.0150.050.050.00050.0040.010.030.030.00050.050.0030.0150.020.020.00050.100.0040.0070.010.020.00050.030.0030.0150.050.050.0030.00050.0010.0010.010.010.060.0003+0.0030.050.100.250.440.0060.3570Sb23.3.1. TB 1351803.2. TB 1351803.3.