常用压力单位换算表和过滤网目数对照表.doc

常用压力单位换算表牛顿/米2(帕斯卡)(N/m2)(Pa)公斤力/米2(kgf/m2)公斤力/厘米2(kgf/cm2) 巴(bar) 标准大气压(atm) 毫米水柱4oC(mmH2O) 毫米水银柱0oC(mmHg) 磅/英寸2(lb/in2,psi)牛顿/米2(帕斯卡)(N/m2)(Pa) 1 0.101972 10.197210-6 110-5 0.98692310-5 0.101972 7.5006210-3 145.03810-6 公斤力/米2(kgf/m2) 9.80665 1 110-4 9.8066510-5 9.6784110-5 110-8 0.0735559 0.00142233 公斤力/厘米2(kgf/cm2) 98.0665103 1104 1 0.980665 0.967841 10103 735.559 14.2233 巴(bar) 1105 10197.2 1.01972 1 0.986923 10.1972103 750.061 14.5038 标准大气压(atm) 1.01325105 10332.3 1.03323 1.01325 1 10.3323103 760 14.6959 毫米水柱4oC(mmH2O) 0.101972 110-8 110-4 9.8066510-5 9.6784110-5 1 73.555910-3 1.4223310-3 毫米水银柱0oC(mmHg) 133.322 13.5951 0.00135951 0.00133322 0.00131579 13.5951 1 0.0193368 磅/英寸2(lb/in2,psi)6.89476103 703.072 0.0703072 0.0689476 0.0680462 703.072 51.7151 1 目数(mesh)微米(m)目数(mesh)微米(m)28000100150367001151254475012012054000125115633501301137280014010982360150106101700160961214001709014118017586161000180801888020075208302306224700240612860025058305502705332500300483542532545403804003842355500254532560023483008001850270100013602501340106523020006.57021250002.68018080001.690160100001.3美标与公制阀门尺寸和压力等级对照表ANSI标准阀门磅级与公制标准PN等级对照表ANSI#150300400600800900150025004500PN bar PN6PN25PN64PN100-PN150PN250PN420PN760PN10PN40PN16PN50PN20ANSI标准阀门口径与公制标准阀门工程直径对照表英寸1/81/43/81/23/411 1/41 1/222 1/2DN(mm)461015202532405065英寸33 1/2456810121416DN(mm)8090100125150200250300350400英寸18202426283032343642DN(mm)4505006006507007508008509001050英寸485460647280848896DN(mm)120013501500160018002000210022002400-DN(mm)-NB(inch)-OD(mm)15- 1/2-21.320-3/4 -26.725- 1 -33.432- 1 1/4 -42.240- 1 1/2 -48.350- 2 -60.365- 2 1/2 -73.080- 3 -88.9100-