硫酸浓度与比重对照表

1、硫酸浓度与比重对照表100g中含量 ( 克 )1升中含量 ( 克 )比 重 20/4 100g中含量 ( 克 )1升中含量 ( 克 )比 重 20/4 110.051.00564986.91.542220.241.0126510101.553330.5510.186610331.565441.001.0256710561.576551.591.0326810791.587662.311.0386911031.599773.171.0457011271.611884.081.0527111521.622995.321.0597211761.63410106.61.0667312011.64611118.11.0737412261.65712129.61.0807512521.66913141.41.0877612781.68114153.31.0957713031.69315165.31.1027813291.70416177.51.1097913551.71617189.91.1178013821.72718202.41.1248114081.73819215.01.132821435

2、1.74920227.91.1398314601.75925294.61.1788414861.76930365.61.2198515121.77935441.01.2608615371.78740521.11.3038715621.79545606.41.3488815861.80250697.61.3958916101.80951716.51.4059016331.81453755.11.4259116561.81955794.91.4459216781.82456815.21.4569317001.82857835.71.4669417211.83158856.51.4779517421.83459877.61.4889617621.835560899.01.4989717811.8364推荐精选61920.61.5099817991.836162942.41.5209918161.834263964.51.53110018311.8305硝酸的百分比浓度、当量浓度及比重对照表百分比浓度%当量浓度N比重D4-20百分比浓度%当量浓度N比重D4-20百分比浓度%当量浓度N比重D4-

3、201.000.161.003627.145.001.160953.0011.131.32782.000.321.009128.005.181.166654.0011.471.33363.100.501.015229.005.401.173355.0011.691.33934.000.651.020130.005.621.180056.1812.001.34595.000.811.025631.736.001.191657.0012.221.35056.111.001.031832.006.061.193458.0012.481.35607.001.151.036933.006.291.200259.0012.751.36148.001.321.042734.006.511.207159.9513.001.36649.001.501.048535.006.741.220561.0013.281.371910.001.671.054336.127.001.221362.0013.551.376911.832.001.065137.007.201.227063.6914.001.38511

4、2.002.031.066138.007.441.233564.0014.081.386613.002.211.072139.007.671.239965.0014.351.391314.002.401.078140.378.001.248766.0014.621.395915.002.581.084241.008.151.252767.4115.001.402216.002.771.090342.008.301.259168.0015.161.404817.223.001.097843.008.641.265569.0015.431.409118.003.151.102644.489.001.275070.0015.701.413419.003.341.108845.009.131.278371.1016.001.418020.003.541.115046.009.381.284772.0016.251.421821.003.741.121347.009.631.291173.0016.521.425822.314.001.129648.4610.001.300574.0016.79

5、1.429823.004.141.134049.0010.141.304074.7717.001.432824.004.341.140450.0010.391.310075.0017.061.433725.004.551.146951.0010.651.316076.0017.341.437526.004.761.153452.3511.001.3240推荐精选盐酸浓度与比重对照表HCL含量( 克 ) 比重20/4 HCL含量( 克 ) 比 重 20/4100g中含量 1升中含量 100g中含量 1升中含量 110.031.00322243.81.108220.161.00824268.51.119440.721.01826293.51.129661.671. 02828319.01.139883.011.03830344.81.14910104.71.04732371.01.15912126.91.05734397.51.16914149.51.06836424.41.17916172.41.07838451.61.18918195.81.08840479.21.19820219.6

6、1.098磷酸浓度与比重对照表H3PO含量( 克 )比重 20/4 H3PO含量( 克 )比重 20/4 100g中含量1升中含量100g中含量1升中含量110.041.00455758.51.379330.491.01460855.61.426551.371.02565958.81.475883.361.0427010681.526推荐精选10105.31.0537511841.57915162.41.0828013061.63320222.71.1138514361.68925286.61.1469015711.74630354.21.1809617461.81935425.61.2169818071.84440501.61.25410018701.87045581.91.29350667.51.335氯化钠溶液浓度与比重对照表%比 重 %比 重 10时 20时 10时 20时 11.007071.00534141.104911.1008521.014421.01246161.120561.1162141.029201.02680181.136431.1319061.044081.04127201.152541.1477981.059071.05589221.168911.16395101.074191.07068241.185571.18040121.089461.08566261.202541.19717脱脂、除锈、磷化工艺中出现的问题、原因及解决办法一、脱脂部分推荐精选问 题原 因解 决 方 法脂脂不彻底1、脱脂液浓度低2、脱脂时间短3、脱脂液温度太低4、局部油脂太厚5、脱除的油脂浮在脱脂液表面部分太厚1、增加脱脂剂的含量2、延长脱脂处理时间3、将脱脂液升温4、利用擦拭等方法进行预处理5、将脱脂液中较厚的油层撇出喷淋式处理泡沫溢出药液槽1、消泡剂加入量太少2、消泡剂失效1、补加消泡剂2、更换消泡剂喷淋处理过程中喷嘴堵塞1、脱脂剂没有彻底溶解2、脱脂剂或脱脂槽内有杂物1、将脱脂剂彻底溶解后再启动高压泵2、消除杂物二、除锈部分问 题原 因解 决 方 法除锈不彻底1、除锈时间短2、除锈液浓度低3、高温形成的氧化皮太厚，太致密4、工件表面有油脂层5、除锈液中铁离子含量过高，除锈液失效1、

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