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ID:25574087
大小:381.68 KB
页数:5页
时间:2018-11-21
《抗拉强度与维氏、布氏、洛氏的硬度对照表》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、硬度换算值■对钢之洛氏硬度C硬度数之近似换算值 勃氏硬度数洛氏硬度数洛氏特殊硬度数萧氏硬度数近似抗拉 洛氏C 10mm球负荷3000kg※2特殊brale压子强度洛氏C硬度记维克氏标准球Fultglen球碳化钨球A硬度记号B硬度记号D硬度记号15-N30-N45-Nkgf/mmP2P硬度记号硬度数硬度数负荷60kgf负荷100kgf负荷100kgf硬度记号硬度记号硬度记号(N/mmP2)P号硬度数※2 brale压子直径球1/14in球brale压子负荷15kgf负荷30kgf负荷45kgf※1※2HRC HBS--HBWHRAHRB--HR15NHR30NHR45NHS-
2、-HRC68940---85.6-76.993.284.475.497-6867900---85.0-76.192.983.674.295-6766865---84.5-75.492.582.873.392-6665832--73983.9-74.592.281.972.091-6564800--72283.4-73.891.881.171.088-64 - - 63772--70582.8-73.091.480.169.987-6362746--68882.3-72.291.179.368.885-6261720--67081.8-71.590.778.4
3、67.783-6160697-61365481.2-70.790.277.566.681-6059674-59963480.7-69.989.876.665.580-59 - 58653-58761580.1-69.289.375.764.378-5857633-57559579.6-68.588.974.863.276-5756613-56157779.0-67.788.373.962.075-5655595-54656078.5-66.987.973.060.274212(2079)5554577-53454378.0-66.187.472.059.
4、8 72205(2010)54 - 53560-51952577.4-65.486.971.258.671199(1952)535254450050851276.8-64.686.470.257.469192(1883)525152848749449676.3-63.885.969.456.168186(1842)515051347548148175.9-63.185.568.555.067179(1755)504949846446946975.2-62.185.067.653.866172(1687)49 48484451455
5、45574.7-61.484.566.752.564167(1638)484747144244344374.1-60.883.965.851.463161(1579)474645843243243273.6-60.083.564.850.362156(1530)464544642142142173.1-59.283.064.049.060151(1481)454443440940940972.5-58.582.563.147.858146(1432)44 4342340040040072.0-57.782.062.246.757141(1383)43
6、4241239039039071.5-56.981.561.345.556136(1334)424140238138138170.9-56.280.960.444.355132(1294)414039237137137170.4-55.480.459.543.154127(1245)403938236236236269.9-54.679.958.641.952124(1216)39 3837235335335369.4-53.879.457.740.851120(1177)383736334434434468.9-53.178.856.839.650118
7、(1157)373635433632632668.4109.052.378.355.938.449114(1118)363534532732732767.4108.551.577.755.037.248110(1079)353433631931931967.4108.050.877.254.236.147108(1059)34 3332731131131166.8107.550.076.653.334.946105(1030)333231830130130166.3107.049
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