电磁推射装置用铜合金型、棒材 GBT 33946-2017.pdf

GB/T33946-2017或V1型材GB/T33946-C18150H04-70.0180.040.030.03000示例2：用TCr1-0.15(C18150)制造的.状态为TH04.厚度为70.0mm,宽度为180.0mm,V形角深40.0mm.V形角30.0、V形孤半径10.0mm、长度为3000mm的V2型材标记为：V2型材GB/T33946-TCr1-0.18H04-70.0180.040.030.010.03000或V2型材GB/T33946-T18160H04-70.0180.040.030.010.03000示例3：用TCr1(C18200)制造的、状态为TF00、直径80.0mm,长度为3000mm的圆形棒材标记为：圆形棒材GB/T33946-TCr TF00-80.03000或圆形棒材GB/T33946-C18200TF00-p80.03000示例4：用TCr1-0.18(T18160)制造的、状态为TH04,短边为50.0mm、长边为80.0mm、长度为3000mm的矩形棒材标记为：矩形棒材GB/T33946-TCr1-0.18TH04-50.080.03000或矩形棒材GB/T33946-T18160TH04-50.080.03000示例5：用TCr1-0.18(T18160)制造的、状态为TH04、对边距为60.0mm、长度为3000mm的正方形棒材标记为：正方形棒材GB/T33946-Tr1-0.18TH04-60.03000或正方形棒材GB/T33946-T18160TH04-60.030004要求4.1化学成分型、棒材牌号TCr1-0.15、TCr1-0.18、TCr1的化学成分应符合GB/T5231中相应牌号的规定，其余牌号的化学成分应符合表3的规定。表3型、棒材的化学成分化学成分合金牌号%CuCr2AgFeTiSiMgMnAlSnBPbZnTCr0.5-0.15-0.10.200.010.020.010.01余量(C18080)0.700.300.200.150.10Tr0.3-0.1-0.02-0.030.200.070.010.002余量0.100.20(C18141)0.400.130.030.050TCr0.3-0.1-0.020.20-0.070.010.050.100.20(C18143)h余量0.400.130.0390.00.01HB90-0.10.050.200.02余量91.00.15注：元素含量为上下限者为基体元素和合金元素，元素含量为单个数值者为杂质元素，单个数值表示最高限量。Cu+所列元素总和99.8%b(C1十所列元素（包含Ag)总和99.5%。Zn十所列元素（包含Ag)总和99.5%。4.2外形尺寸及其允许偏差4.2.1型材外形尺寸及其允许偏差应符合表4的规定。3