SEFAS Rings
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P 钢 (8)
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P0低碳钢,长切屑 C < .25%;<125 HB;<530 N/mm^2 UTS (8)
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P1低碳钢、短切屑 C < .25%;<125 HB;<530 N/mm^2 UTS (8)
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P2中碳钢和高碳钢 C < .25%;<220 HB;<25 HRC;>530 N/mm^2 UTS (8)
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P3合金钢和工具钢 C > .25%;<330 HB;<35 HRC;600-850 N/mm^2 UTS (8)
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P4合金钢和工具钢 C > .25%;350-420 HB;35-43 HRC;850-1400 N/mm^2 UTS (8)
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P5铁素体、马氏体和 PH 不锈钢 <330 HB;<35 HRC;600-900 N/mm^2 UTS (8)
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M 不锈钢 (8)
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M1奥氏体不锈钢 130-200 HB;<600 N/mm^2 UTS (8)
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M2高强度奥氏体不锈钢和铸造不锈钢 150-230 HB;<25 HRC; >600 N/mm^2 UTS (8)
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M3双相不锈钢 135-275 HB;<30 HRC; 500-1200 N/mm^2 UTS (8)
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K 铸铁 (8)
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K1灰口铸铁 120-290 HB;<32 HRC; 125-500 N/mm^2 UTS (8)
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K2中低强度 CGI 和球墨铸铁 130-260 HB;<28 HRC; <600 N/mm^2 UTS (8)
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K3高强度球墨铸铁和奥氏体球墨铸铁 180-350 HB;<43 HRC; >600 N/mm^2 UTS (8)
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N 非铁金属材料 (8)
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N1铝型材 (8)
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N2低硅铝合金和镁合金 硅 < 12.2% (8)
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N3高硅铝合金 硅 > 12.2% (8)
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N4可机加工转位范围为 70 到 100 的铜基、黄铜基、锌基 (8)
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N5尼龙、塑料、橡胶、酚醛塑料、树脂、玻璃纤维 (8)
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N6碳、石墨复合材料、CFRP (8)
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N7MMC (8)
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S 高温合金 (8)
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S1铁基耐热合金 160-260 HB;25-48 HRC;500-1200 N/mm^2 UTS (8)
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S2钴基耐热合金 250-450 HB;25-48 HRC;1000-1450 N/mm^2 UTS (8)
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S3镍基耐热合金 160-450 HB;<48 HRC; 600-1700 N/mm^2 UTS (8)
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S4钛和钛合金 300-400 HB;33-43 HRC;900-1600 N/mm^2 UTS (8)
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H 淬火材料 (8)
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H1淬火材料 44-48 HRC (8)
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H2淬火材料 48-55 HRC (8)
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H3淬火材料 56-60 HRC (8)
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H4淬火材料 >60 HRC (8)
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Countersinking (8)
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Drilling (8)
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0.157 in (1)
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0.237 in (1)
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0.315 in (1)
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0.394 in (1)
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0.473 in (1)
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0.551 in (1)
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0.63 in (1)
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0.709 in (1)
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4.0 mm (1)
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6.0 mm (1)
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8.0 mm (1)
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10.0 mm (1)
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12.0 mm (1)
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14.0 mm (1)
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16.0 mm (1)
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18.0 mm (1)
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1.949 in (1)
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1.969 in (1)
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2.224 in (1)
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2.677 in (1)
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2.777 in (1)
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3.071 in (1)
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3.169 in (1)
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3.248 in (1)
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49.5 mm (1)
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50.0 mm (1)
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56.5 mm (1)
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68.0 mm (1)
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70.5 mm (1)
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78.0 mm (1)
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80.5 mm (1)
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82.5 mm (1)
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CS5 (8)
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KC7015 (8)
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KC7215 (8)
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KC7315 (8)
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KMF (8)
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41.0 (8)
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45.0 (8)
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25.701 mm (1)
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27.701 mm (1)
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29.701 mm (1)
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31.6 mm (1)
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33.6 mm (1)
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37.6 mm (1)
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39.6 mm (1)
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41.6 mm (1)
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1.012 in (1)
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1.091 in (1)
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1.169 in (1)
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1.244 in (1)
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1.323 in (1)
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1.48 in (1)
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1.559 in (1)
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1.639 in (1)