20#精密钢管规格表

20#精密钢管规格表20#精密钢管是一种通过冷拔或热轧处理后的一种高精密的钢管材料。由于20#精密钢管内外壁无氧化层、承受高 压无泄漏、高精度、高光洁度、冷弯不变形、扩口、压扁无裂缝等有点，所以主要用来生产气动或液压元件的产品，如气缸或油缸，可以是无缝管，也有焊接管。精密钢管的化学成分有碳C、硅Si、锰Mn、硫S、磷P、铬Cr。20#精密钢管抗拉强度序号名 称量的符号单位符号含义一强度强度指金属在外力作用下，抵抗塑性变形和断裂的能力1抗拉强度bMPa金属试样拉伸时，在拉断前所承受的最大负荷与试样原横截面面积之比称为抗拉强度Pbb=Fo式中 Pb试样拉断前的最大负荷（N）Fo试样原横截面积（mm ）20#精密钢管常用规格规格数量规格数量规格数量121.518734-4.5-5-6-7-8-9-10-12-155021930-4065141.5-2.5-320764-4.5-5-6-7-8-9-10-12-14602458-10-14-17-20-22105161.5-2.5-430834.5-5-10-12-14-16-18-203024525-28-30-34-4084182.3-4-520894.5-8-10-12-14-16-18-20402737-9-12-15-18-20-25100202.5-3-517954.5-6-8-10-12-14-16-205027330-35-38-4050242.5-3-4-5-6251024.5-5-6-7-8-10-12-14-16-20802998-12-16-20-24-2860252.5-3-4-5-6281084.5-5-6-7-8-10-12-14-18-20-227529930-32-36-38-4070283-3.5-4-5-6301144.5-5-6-7-8-10-12-14-18-201003258-12-14-18-38120323.5-4-5-6-8401214.5-5-6-7-8-10-12-14-16-2010232528-32-34-3875344-5-6-8351274.5-5-6-7-8-10-12-14-16-209535110-16-20-25-40120363.5-5-6-8301334.5-6-8-12-14-16-18-20-25-301203556-18-20-25-30-4045384-5-6-7-8-9-10331405-6-7-8-9-10-12-14-16-20-22503778-12-15-20-24-28128393.5-5-8-10301464.5-6-8-12-14-16-18-20-25-306037730-37-4060423.5-4-5-6-7-8-9-10351524.5-6-8-12-14-16-18-20-25-306040210-15-20-25-30-3570453.5-4-5-6-7-8-9401594.5-6-10-12-148040610-20-25-28-35-40110483.5-4-5-6-7-8-9-102415916-18-20-22-25-303042610-12-14-16-20-25-30-35-4097513.5-4-5-6-7-8-9-10601688-10-12-14-20-25-30-3513045010-12-14-16-20-25-34-40108563.5-4-5-6-7-8-9-10581808-12-16-25-3010548010-12-14-16-18-20-25-30-4095573.5-5-6-7-8-9-10-125018032-34-38-4010250010-12-14-16-20-25-34-40100603.5-4.5-5-6-7-8-9-12-14601946-8-12-16-20-25-30-4014051010-12-14-16-20-25-34-40110633.5-4.5-5-6-7-8-9-10-12-14402036-7-10-15-20-25-309053010-12-14-16-18-20-30-40140684-4.5-5-6-7-8-9-10-12-14-163520332-36-4070704-4.5-5-6-7-8-9-10-12-15-16402196-8-12-16-18-20-2511020#精密钢管是精密钢管的一种。精密钢管常用规格规格规格规格规格规格规格规格规格规格40.5160.5261.8359.0485.0702.89010130141901440.8160.8262.03510485.5703.09012130161901641.0161.0262.2380.5486.0703.59014130181901841.2161.2262.5380.8487.0704.090161402.51902050.5161.5262.8381.0488.0704.5952.01402.81902250.8161.8263.0381.2489.0705.0952.21403.02003.551.0162.0263.5381.54810705.5952.51403.52004.051.2162.2264.0381.8501.0706.0952.81404.02004.560.5162.5264.5382.0501.2707.0953.01404.52005.060.8162.8265.0382.2501.5708.0953.51405.02005.561.0163.0265.5382.5501.8709.0954.01405.52006.061.2163.5266.0382.8502.07010954.51406.02007.061.5164.0267.0383.0502.27012955.01407.02008.061.8164.5268.0383.5502.57014955.51408.02009.062.0165.0280.5384.0502.8751.0956.01409.02001070.5165.5280.8384.5503.0751.2957.0140102001270.8166.0281.0385.0503.5751.5958.0140122001471.0180.5281.2385.5504.0751.8959.0140142001671.2180.8281.5386.0504.5752.09510140162001871.5181.0281.8387.0505.0752.29512140182002071.8181.2282.0388.0505.5752.595141503.02002272.0181.5282.2389.0506.0752.895161503.580.5181.8282.53810507.0753.095181504.080.8182.0282.8400.5508.0753.51002.01504.581.0182.2283.0400.8509.0754.01002.21505.081.2182.5283.5401.05010754.51002.51505.581.5182.8284.0401.2551.0755.01002.81506.081.8183.0284.5401.5551.2755.51003.01507.082.0183.5285.0401.8551.5756.01003.51508.082.2184.0285.5402.0551.8757.01004.01509.082.5184.5286.0402.2552.0758.01004.51501090.5185.0287.0402.5552.2759.01005.01501290.8185.5288.0402.8552.575101005.51501491.0186.0300.5403.0552.875121006.01501691.2200.5300.8403.5553.075141007.01501891.5200.8301.0404.0553.575161008.01502091.8201.0301.2404.5554.0801.01009.01603.092.0201.2301.5405.0554.5801.2100101603.592.2201.5301.8405.5555.0801.5100121604.092.5201.8302.0406.0555.5801.8100141604.592.8202.0302.2407.0556.0802.0100161605.0100.5202.2302.5408.0557.0802.2100181605.5100.8202.5302.8409.0558.0802.51102.01606.0101.0202.8303.04010559.0802.81102.21607.0101.2203.0303.5421.05510803.01102.51608.0101.5203.5304.0421.25512803.51102.81609.0101.8204.0304.5421.5601.0804.01103.016010102.0204.5305.0421.8601.2804.51103.516012102.2205.0305.5422.0601.5805.01104.016014102.5205.5306.0422.2601.8805.51104.516016102.8206.0307.0422.5602.0806.01105.016018103.0207.0308.0422.8602.2807.01105.516020120.5220.5309.0423.0602.5808.01106.01703.0120.8220.83010423.5602.8809.01107.01703.5121.0221.0320.5424.0603.080101108.01704.0121.2221.2320.8424.5603.580121109.01704.5121.5221.5321.0425.0604.08014110101705.0121.8221.8321.2425.5604.58016110121705.5122.0222.0321.5426.0605.0851.5110141706.0122.2222.2321.8427.0605.5851.8110161707.0122.5222.5322.0428.0606.0852.0110181708.0122.8222.8322.2429.0607.0852.21202.01709.0123.0223.0322.54210608.0852.51202.217010123.5223.5322.8451.0609.0852.81202.517012124.0224.0323.0451.26010853.01202.817014140.5224.5323.5451.56012853.51203.017016140.8225.0324.0451.8651.0854.01203.517018141.0225.5324.5452.0651.2854.51204.017020141.2226.0325.0452.2651.5855.01204.51803.5141.5227.0325.5452.5651.8855.51205.01804.0141.8250.5326.0452.8652.0856.01205.51804.5142.0250.8327.0453.0652.2857.01206.01805.0142.2251.0328.0453.5652.5858.01207.01805.5142.5251.2329.0454.0652.8859.01208.01806.0142.8251.53210454.5653.085101209.01807.0143.0251.8350.5455.0653.58512120101808.0143.5252.0350.8455.5654.08514120121809.0144.0252.2351.0456.0654.585161201418010144.5252.5351.2457.0655.0901.51201618012150.5252.8351.5458.0655.5901.81201818014150.8253.0351.8459.0656.0902.01302.518016151.0253.5352.04510657.0902.21302.818018151.2254.0352.2481.0658.0902.51303.018020151.5254.5352.5481.2659.0902.81303.51903.5151.8255.0352.8481.56510903.01304.01904.0152.0255.5353.0481.86512903.51304.51904.5152.2256.0353.5482.06514904.01305.01905.0152.5257.0354.0482.2701.0