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1、各国表面光洁度标准对照 2002 年 9 月 15 号标准代号ISO ISO 1302-1978中国 GB 1031-68日本 JIS B0501-1976西德 DIN 4763-72英国 BS 1134.1-73美国 ANSI Y14.36-1978苏联 OCT 2789-73罗马尼亚 STAS 3730/2-75澳大利亚 AS 1100.11-74瑞士 VSM 10231-74法国 NF B05-016-72单位指定参数等级min等级 m等级m等级m等级minmin等级m等级m等级min等级minm0.0060.008140.0114 0.010 （0.013a）0.012一0.0125(
2、0.5)0.0120.50.012N00.012 0.016130.0213 0.020N10.025 10.025a0.025N1 0.025(1)0.02510.025N1 0.025N10.0251N10.02510.025 0.032120.0412 0.040N2 0.0520.05a0.05N20.05(2)0.0520.050N20.05N20.052N2 0.0520.05 0.063110.080.075311 0.080N3 0.140.10a0.1N30.1(4)0.1040.100N30.1N30.14N3 0.140.10 0.12550.125100.160.156
3、10 0.160N4 0.280.20a0.2N40.2(8)0.2080.20N40.2N40.28N4 0.280.20 0.25100.2590.320.35139 0.32N5 0.4160.40a0.4N50.4(16)0.40160.40N50.4N50.416N5 0.4160.40 0.50200.5080.630.63258 0.63N6 0.8320.80a0.8N60.8(32)0.80320.80N60.8N60.832N6 0.8320.80 1.0401.0071.251.25507 1.25N7 1.6631.6a1.6N71.6(63)1.60631.60N71
4、.6N71.663N7 1.6631.6 2.0802.062.52.51006 2.5N8 3.21253.2a3.2N83.2(125)3.21253.2N83.2N83.2125N8 3.21253.2 4.01604.0555.02005 5.0N9 6.32506.3a6.3N96.3(250)6.32506.3N96.3N96.3250N9 6.32506.3 8.03208.041010.04004 10.0N10 12.550012.5a12.5N1012.5(500)12.550012.5N1012.5N1012.5500N10 12.550012.5 1560016320208003 20N1125100025a25N1125 (1000)25100 025N1125N11251000N1125100025 322 40240N12 502000(50a)50N1250(2000)50N1250N12502000N12 50200050 631801 80Ra(100a)100N13 100100
