牌号序号(新)12345678910111213141516171819201A991A971A951A931A901A8510801080A10701070A1370106010501050A1A501350114510351A301100化 学 成 分 (质 量 分 数) %Si0.0030.0150.0300.0400.0600.080.150.150.200.200.100.250.250.250.300.10Fe0.0030.0150.0300.0400.0600.100.150.150.250.250.250.350.400.400.300.40Cu0.0050.0050.0100.0100.0100.010.030.030.040.030.020.050.050.050.010.050.050.100.050.05-0.20Mn------------0.020.020.030.030.010.030.050.050.050.010.050.050.010.05Mg------------0.020.020.030.030.020.030.050.050.05--0.050.050.01--Cr--------------------0.01--------0.01--------Ni------------------------------------0.01--Zn------------0.030.060.040.070.040.050.050.070.030.050.050.100.020.10Ga:0.03B:0.02V+Ti:0.02V:0.05V:0.05--Fe+Si:0.45Ga:0.03V+Ti:0.02B:0.05V:0.05V:0.05--①Ga:0.03V:0.05Ga:0.03V:0.05Ti------------0.030.020.030.030.030.030.030.05----0.030.030.02----L4L4-1L5-1L3LB2L2L1牌号(旧)LG5LG4--LG3LG2LG1Si + Fe:0.550.350.60.10-0.250.15-0.30Si+Fe:0.95牌号序号(新)2122232425262728293031323334353637383940414243120012352A012A022A042A062A102A112B112A122B122A132A142A162B162A172A202A212A252A492A502B502A70化 学 成 分 (质 量 分 数) %SiFeCu0.050.052.2-3.02.6-3.23.2-3.73.8-4.33.9-4.53.8-4.83.8-4.53.8-4.93.8-4.54.0-5.03.9-4.86.0-7.05.8-6.86.0-7.05.8-6.83.0-4.03.6-4.23.2-3.81.8-2.61.8-2.61.9-2.5Mn0.050.050.200.45-0.70.50-0.80.50-1.0Mg--0.050.20-0.502.0-2.42.1-2.61.7-2.3Cr------------------------------------------0.01-0.20--Ni--------------0.10--0.10----0.10--------1.8-2.30.060.8-1.20.100.100.9-1.5Zn0.100.100.100.100.100.100.100.300.100.300.100.60.300.10--0.100.100.20----0.300.300.30V:0.05-0.15B:0.001-0.01------Fe+Ni:0.7Fe+Ni:0.7--V:0.05-0.15Fe+Ni:0.7--Fe+Ni:0.50Be:0.001-0.01②Ti0.05V:0.050.060.150.150.05-0.400.03-0.150.150.150.150.150.150.150.150.10-0.200.08-0.200.10-0.200.07-0.160.05--0.08-0.120.150.02-0.100.02-0.10牌号(旧)L5LY1LY2LY4LY6LY10LY11LY8LY12LY9LY13LD10LY16LY16-1LY17LY20214225149LD5LD6LD7Si+Fe:1.00Si+Fe:0.650.500.300.300.500.250.70.500.500.500.70.6-1.20.300.250.300.200.200.060.250.7-1.20.7-1.20.350.500.300.300.500.200.70.500.500.500.60.70.300.300.300.300.20-0.60.060.8-1.20.70.70.9-1.5Be:0.001-0.005②0.30-0.500.15-0.300.40-0.80.40-0.80.30-0.90.30-0.7--0.40-1.00.40-0.80.20-0.400.40-0.8--0.050.50-0.70.30-0.60.40-0.80.40-0.80.200.40-0.80.40-0.81.2-1.81.2-1.60.30-0.500.40-0.80.050.050.25-0.450.020.8-1.21.0-1.51.8-2.20.40-0.80.40-0.81.4-1.8牌号序号(新)化 学 成 分 (质 量 分 数) %Si0.250.50-1.20.50-1.00.200.400.50-1.20.50-0.90.50-1.20.20-0.80.20-0.80.80.90.10-0.250.200.500.200.60.60.500.300.60.64.5-6.011.5-13.5Fe0.9-1.41.0-1.60.5-1.00.200.70.70.500.30.70.70.71.00.9-1.30.300.500.300.70.70.70.700.70.70.61.0Cu1.8-2.71.9-2.53.5-4.55.5-6.55.0-6.03.9-5.03.9-5.03.9-5.03.5-4.53.5-4.52.2-3.03.5-4.51.9-2.75.8-6.83.8-4.93.8-4.90.200.05-0.200.100.250.300.300.200.50-1.3Mn0.200.200.200.10--0.40-1.20.40-1.20.40-1.20.40-1.00.40-1.00.200.20--0.20-0.400.30-0.90.30-0.91.0-1.61.0-1.50.9-1.51.0-1.51.0-1.50.30-0.8--0.20Mg1.2-1.81.4-1.80.4-0.80.50--0.20-0.80.20-0.80.20-0.80.40-0.80.40-1.00.20-0.501.2-1.81.3-1.80.021.2-1.81.2-1.80.05--0.300.8-1.30.20-0.60.20-0.8--0.8-1.3Cr----------0.100.100.100.100.100.100.10----0.100.10----0.10--0.100.20--0.10Ni0.8-1.40.9-1.51.8-2.3------0.10--------1.7-2.30.9-1.2--------------------0.50-1.3Zn0.150.300.300.100.300.250.250.250.250.250.250.250.100.100.250.250.10 ④0.10 ④0.200.250.250.40Zn+Sn:0.100.25Pb:0.05Sn:0.05Ti+Zr:0.20------Bi:0.20-0.6Pb:0.20-0.6③Ti+Zr:0.20③③Ti+Zr:0.20------V:0.05-0.15③③----Ti+Zr:0.10----------Ti0.100.150.150.05--0.150.150.150.15------0.04-0.100.02-0.100.150.150.15------0.100.100.150.15牌号(旧)4445464748495051525354555657585960616263646566672B702A802A902004201120142014A221420172017A2117221826182219202421243A21300331033004300531054A014A11LD7-1LD8LD9LY19LF21LT1LD11牌号序号(新)6869707172737475767778798081828384858687884A134A174004403240434043A40474047A5A015A025A035A055B055A065B065A125A135A305A335A415A43化 学 成 分 (质 量 分 数) %Si6.8-8.211.0-12.59.0-10.511.0-13.54.5-6.04.5-6.011.0-13.011.0-13.0Fe0.500.500.81.00.80.60.80.6CuCu+Zn:0.15Cu+Zn:0.150.250.50-1.30.300.300.300.300.100.100.100.100.200.100.100.050.050.100.100.100.10Mn0.500.500.10--0.050.150.150.150.30-0.7或Cr:0.15-0.400.30-0.60.30-0.60.20-0.60.50-0.80.50-0.80.40-0.80.40-0.80.50-1.00.100.30-0.60.15-0.40Mg0.050.051.0-2.00.8-1.30.050.200.100.106.0-7.02.0-2.83.2-3.84.8-5.54.7-5.75.8-6.85.8-6.88.3-9.69.2-10.54.7-5.56.0-7.56.0-7.00.6-1.4Cr------0.10--------0.10-0.20----------------0.05-0.20------Ni------0.50-1.3----------------------0.100.10--------Zn----0.200.250.100.100.200.200.25--0.200.20--0.200.200.200.200.250.50-1.50.20--Ga:0.10Ga:0.10----①①①①--Si+Fe:0.6----Si+Fe:0.6Be:0.0001-0.005 ②Be:0.0001-0.005 ②Ti0.150.15----0.200.15--0.150.150.150.15--0.150.02-0.100.10-0.30牌号(旧)LT13LT17Si+Fe:0.400.400.50-0.80.500.400.400.400.300.300.400.500.500.400.400.400.300.30LF15LF2LF3LF5LF10LF6LF14LF12LF13LF16LF33LF41LF43Be:0.0050.05-0.15Sb:0.004-0.05Be:0.0050.05-0.15Sb:0.004-0.05--Be:0.0005-0.005 ②----0.03-0.150.05-0.150.02-0.100.15Si+Fe:0.400.350.400.400.350.400.40牌号序号(新)89909192939495969798991001011021031041051061071081091101115A665005501950505251505251545154A545455545754505653565456508251825083518350866A026B026A516101化 学 成 分 (质 量 分 数) %Si0.0050.300.400.400.400.250.250.500.250.250.400.300.250.250.200.200.400.400.400.50-1.20.7-1.10.50-0.70.30-0.7Fe0.010.70.500.70.500.400.400.500.400.400.400.400.400.400.350.350.400.400.500.500.400.500.50Cu0.0050.200.100.200.150.100.100.100.100.100.100.100.100.100.150.150.100.100.100.20-0.6Mn--0.200.10-0.60.100.10-0.500.100.100.500.50-1.00.50-1.00.500.05-0.200.05-0.200.50-1.00.150.20-0.500.40-1.00.50-1.00.20-0.7或Cr:0.15-0.35--0.03Mg1.5-2.00.50-1.14.5-5.61.1-1.81.7-2.42.2-2.83.1-3.93.1-3.92.4-3.02.4-3.02.6-3.64.5-5.64.5-5.54.7-5.54.0-5.04.0-5.04.0-4.94.3-5.23.5-4.50.45-0.90.40-0.80.45-0.60.35-0.8Cr--0.100.200.100.150.15-0.350.15-0.350.250.05-0.200.05-0.200.300.05-0.200.05-0.200.05-0.200.150.100.05-0.250.05-0.250.05-0.25------0.03Ni----------------------------------------------Zn--0.250.200.250.150.100.200.200.250.250.200.100.100.250.250.250.250.250.250.200.150.250.10----Mn+Cr:0.10-0.6------①Mn+Cr:0.10-0.50 ①--①Mn+Cr:0.10-0.6--①--------①------Sn:0.15-0.35B:0.06Ti----0.20--0.15--0.200.200.200.05-0.200.15--0.06-0.200.200.100.100.150.150.150.150.01-0.040.01-0.04--牌号(旧)LT66LF5-1LF4LD2LD2-16510.10-0.400.10-0.300.15-0.350.10牌号序号(新)1121131141151161171181191201211221231241251261271281291301311321331341356101A60056005A63516060606160636063A6070618160827A017A037A047A057A097A107A157A197A317A337A5270037005化 学 成 分 (质 量 分 数) %Si0.30-0.70.6-0.90.50-0.90.7-1.30.30-0.60.40-0.80.20-0.60.30-0.61.0-1.70.8-1.20.7-1.30.300.200.500.250.500.300.500.300.300.250.250.300.35Fe0.400.350.350.500.10-0.300.70.350.15-0.350.500.450.500.300.200.500.250.500.300.500.400.600.300.300.350.40Cu0.050.100.300.100.100.15-0.400.100.100.15-0.400.100.100.101.8-2.41.4-2.00.201.2-2.00.5-1.00.5-1.0Mn--0.100.500.40-0.80.100.150.100.150.40-1.00.150.40-1.0--0.100.20-0.60.15-0.400.150.20-0.350.10-0.40Mg0.40-0.90.40-0.60.40-0.70.40-0.80.35-0.60.8-1.20.45-0.90.6-0.90.50-1.20.6-1.00.6-1.2--1.2-1.61.8-2.81.1-1.72.0-3.03.0-4.02.4-3.01.3-1.92.5-3.32.2-2.72.0-2.80.50-1.01.0-1.8Cr--0.100.30--0.050.04-0.350.100.050.100.100.25--0.050.10-0.250.05-0.150.16-0.300.10-0.200.10-0.300.10-0.200.10-0.200.10-0.200.15-0.250.200.06-0.20Ni------------------------------------------------Zn--0.100.200.200.150.250.100.150.250.200.200.9-1.36.0-6.75.0-7.04.4-5.05.1-6.13.2-4.24.4-5.44.5-5.33.6-4.54.6-5.44.0-4.85.0-6.54.0-5.0----Mn+Cr:0.12-0.50----------------Si+Fe:0.45----------Be:0.0001-0.004 ②Be:0.0001-0.001 ②--------Ti--0.100.100.200.100.150.100.100.150.100.10--0.02-0.080.100.02-0.060.100.10牌号(旧)LD30LD31LD2-2LB1LC3LC4705LC9LC10LC15LC19183-1LB733LC52LC12Be:0.005-0.010.05-0.15--0.02-0.100.050.05-0.180.200.01-0.060.08-0.300.30-0.500.10-0.400.20-0.400.25-0.550.200.100.050.300.20-0.70.05-0.200.20-0.50牌号序号(新)136137138139140141142143702070227050707574758A0680118090化 学 成 分 (质 量 分 数) %Si0.350.500.120.400.100.550.50-0.90.20Fe0.400.500.150.500.120.500.6-1.00.30Cu0.200.50-1.02.0-2.61.2-2.01.2-1.90.100.101.0-1.6Mn0.05-0.500.10-0.400.100.300.060.100.200.10Mg1.0-1.42.6-3.71.9-2.62.1-2.91.9-2.60.100.050.6-1.3Cr0.10-0.350.10-0.300.040.18-0.280.18-0.25--0.050.10Ni----------------Zn4.0-5.04.3-5.25.7-6.75.1-6.15.2-6.20.100.100.25Zr+Ti:0.08-0.25Zr+Ti:0.20--⑤--Si+Fe:1.0--Li:2.2-2.7Ti----0.060.200.06--0.080.10牌号(旧)L6LT98注: 本表摘自GB/T3190-1996。①用于电焊条和堆焊时,铍含量不大于0.0008%。②铍含量均按规定量加入,可不做分析。③仅在供需双方商定时,对挤压和锻造产品限定Ti+Zr含量不大于0.20%。④做铆钉线材的3A21合金的锌含量应不大于0.03%。⑤仅在供需双方商定时,对挤压和锻造产品限定Ti+Zr含量不大于0.25%。
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