{"id":810,"date":"2025-01-06T03:26:40","date_gmt":"2025-01-06T03:26:40","guid":{"rendered":"https:\/\/www.ylfastener.com\/?p=810"},"modified":"2025-01-06T03:26:40","modified_gmt":"2025-01-06T03:26:40","slug":"conversion-table-of-hardness","status":"publish","type":"post","link":"https:\/\/www.ylfastener.com\/sk\/conversion-table-of-hardness\/","title":{"rendered":"Prevodn\u00e1 tabu\u013eka tvrdosti"},"content":{"rendered":"

Pribli\u017en\u00e1 prevodn\u00e1 hodnota pre oce\u013e<\/b><\/strong>\u00a0<\/b><\/strong>Rockwell C<\/b><\/strong>\u00a0<\/b><\/strong>tvrdos\u0165<\/b><\/strong>\uff0a1<\/b><\/strong><\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
 <\/p>\n

(HRC)<\/p>\n

Rockwellova stupnica C<\/p>\n

tvrdos\u0165<\/td>\n

 <\/p>\n

 <\/p>\n

(HV)<\/p>\n

Vickers<\/p>\n

tvrdos\u0165<\/td>\n

Tvrdos\u0165 Brinella\u00a0(HB)\u00a010 mm\u00a0gu\u013ea\u00a0za\u0165a\u017eenie\u00a03000 kgf<\/td>\nTvrdos\u0165 pod\u013ea Rockwella\uff0a3<\/td>\nRockwell povrchn\u00fd<\/p>\n

tvrdos\u0165; diamantov\u00fd ku\u017ee\u013eov\u00fd vtla\u010dok<\/td>\n

(HS)<\/td>\n <\/p>\n

\u0164ahov\u00fd<\/p>\n

pevnos\u0165\uff0a2\u00a0\u00a0\u00a0\u00a0(pribli\u017en\u00e1\u00a0hodnota) MPa<\/td>\n

 <\/p>\n

(HRC)\uff0a3<\/p>\n

Rockwell C\u00a0stupnica<\/p>\n

tvrdos\u0165<\/td>\n<\/tr>\n

tvrdos\u0165 Shore<\/td>\n<\/tr>\n
 <\/p>\n

\u0160tandardn\u00e1\u00a0lopta<\/td>\n

 <\/p>\n

Volfr\u00e1m<\/p>\n

karbidov\u00e1 gu\u013ea<\/td>\n

(HRA) A<\/p>\n

za\u0165a\u017eenie v\u00e1hy 60 kgf<\/p>\n

diamantov\u00fd ku\u017ee\u013eov\u00fd<\/p>\n

indentor<\/td>\n

(HRB) B<\/p>\n

zv\u00e4\u010d\u0161i\u0165 za\u0165a\u017eenie<\/p>\n

100 kgf<\/p>\n

priemer<\/p>\n

1,6 mm<\/p>\n

(1\/16 palca)\u00a0loptu<\/td>\n

(HRD)\u00a0D<\/p>\n

za\u0165a\u017eenie v\u00e1hy 100 kgf<\/p>\n

diamantov\u00fd ku\u017ee\u013eov\u00fd<\/p>\n

indentor<\/td>\n

15-N\u00a0\u00a0v\u00e1ha\u00a0\u00a0z\u00e1\u0165a\u017e\u00a0\u00a0\u00a015kgf<\/td>\n30-N\u00a0\u00a0v\u00e1ha\u00a0\u00a0z\u00e1\u0165a\u017e\u00a0\u00a0\u00a030 kgf<\/td>\n45-N\u00a0\u00a0v\u00e1ha\u00a0\u00a0z\u00e1\u0165a\u017e\u00a0\u00a0\u00a045 kgf<\/td>\n<\/tr>\n
68<\/td>\n940<\/td>\n–<\/td>\n–<\/td>\n85.6<\/td>\n–<\/td>\n76.9<\/td>\n93.2<\/td>\n84.4<\/td>\n75.4<\/td>\n97<\/td>\n–<\/td>\n68<\/td>\n<\/tr>\n
67<\/td>\n900<\/td>\n–<\/td>\n–<\/td>\n85.0<\/td>\n–<\/td>\n76.1<\/td>\n92.9<\/td>\n83.6<\/td>\n74.2<\/td>\n95<\/td>\n–<\/td>\n67<\/td>\n<\/tr>\n
66<\/td>\n865<\/td>\n–<\/td>\n–<\/td>\n84.5<\/td>\n–<\/td>\n75.4<\/td>\n92.5<\/td>\n82.8<\/td>\n73.3<\/td>\n92<\/td>\n–<\/td>\n66<\/td>\n<\/tr>\n
65<\/td>\n832<\/td>\n–<\/td>\n(739)<\/td>\n83.9<\/td>\n–<\/td>\n74.5<\/td>\n92.2<\/td>\n81.9<\/td>\n72.0<\/td>\n91<\/td>\n–<\/td>\n65<\/td>\n<\/tr>\n
64<\/td>\n800<\/td>\n–<\/td>\n(722)<\/td>\n83.4<\/td>\n–<\/td>\n73.8<\/td>\n91.8<\/td>\n81.1<\/td>\n71.0<\/td>\n88<\/td>\n–<\/td>\n64<\/td>\n<\/tr>\n
63<\/td>\n772<\/td>\n–<\/td>\n(705)<\/td>\n82.8<\/td>\n–<\/td>\n73.0<\/td>\n91.4<\/td>\n80.1<\/td>\n69.9<\/td>\n87<\/td>\n–<\/td>\n63<\/td>\n<\/tr>\n
62<\/td>\n746<\/td>\n–<\/td>\n(688)<\/td>\n82.3<\/td>\n–<\/td>\n72.2<\/td>\n91.1<\/td>\n79.3<\/td>\n68.8<\/td>\n85<\/td>\n–<\/td>\n62<\/td>\n<\/tr>\n
61<\/td>\n720<\/td>\n–<\/td>\n(670)<\/td>\n81.8<\/td>\n–<\/td>\n71.5<\/td>\n90.7<\/td>\n78.4<\/td>\n67.7<\/td>\n83<\/td>\n–<\/td>\n61<\/td>\n<\/tr>\n
60<\/td>\n697<\/td>\n–<\/td>\n(654)<\/td>\n81.2<\/td>\n–<\/td>\n70.7<\/td>\n90.2<\/td>\n77.5<\/td>\n66.6<\/td>\n81<\/td>\n–<\/td>\n60<\/td>\n<\/tr>\n
59<\/td>\n674<\/td>\n–<\/td>\n(634)<\/td>\n80.7<\/td>\n–<\/td>\n69.9<\/td>\n89.8<\/td>\n76.6<\/td>\n65.5<\/td>\n80<\/td>\n–<\/td>\n59<\/td>\n<\/tr>\n
58<\/td>\n653<\/td>\n <\/td>\n615<\/td>\n80.1<\/td>\n <\/td>\n69.2<\/td>\n89.3<\/td>\n75.7<\/td>\n64.3<\/td>\n78<\/td>\n <\/td>\n58<\/td>\n<\/tr>\n
57<\/td>\n633<\/td>\n <\/td>\n595<\/td>\n79.6<\/td>\n <\/td>\n68.5<\/td>\n88.9<\/td>\n74.8<\/td>\n63.2<\/td>\n76<\/td>\n <\/td>\n57<\/td>\n<\/tr>\n
56<\/td>\n613<\/td>\n <\/td>\n577<\/td>\n79.0<\/td>\n <\/td>\n67.7<\/td>\n88.3<\/td>\n73.9<\/td>\n62.0<\/td>\n75<\/td>\n <\/td>\n56<\/td>\n<\/tr>\n
55<\/td>\n595<\/td>\n <\/td>\n560<\/td>\n78.5<\/td>\n <\/td>\n66.9<\/td>\n87.9<\/td>\n73.0<\/td>\n60.9<\/td>\n74<\/td>\n2075<\/td>\n55<\/td>\n<\/tr>\n
54<\/td>\n577<\/td>\n <\/td>\n543<\/td>\n78.0<\/td>\n <\/td>\n66.1<\/td>\n87.4<\/td>\n72.0<\/td>\n59.8<\/td>\n72<\/td>\n2015<\/td>\n54<\/td>\n<\/tr>\n
53<\/td>\n560<\/td>\n–<\/td>\n525<\/td>\n77.4<\/td>\n–<\/td>\n65.4<\/td>\n86.9<\/td>\n71.2<\/td>\n58.6<\/td>\n71<\/td>\n1950<\/td>\n53<\/td>\n<\/tr>\n
52<\/td>\n544<\/td>\n(500)<\/td>\n512<\/td>\n76.8<\/td>\n–<\/td>\n64.6<\/td>\n86.4<\/td>\n70.2<\/td>\n57.4<\/td>\n69<\/td>\n1880<\/td>\n52<\/td>\n<\/tr>\n
51<\/td>\n528<\/td>\n(487)<\/td>\n496<\/td>\n76.3<\/td>\n–<\/td>\n63.8<\/td>\n85.9<\/td>\n69.4<\/td>\n56.1<\/td>\n68<\/td>\n1820<\/td>\n51<\/td>\n<\/tr>\n
50<\/td>\n513<\/td>\n(475)<\/td>\n481<\/td>\n75.9<\/td>\n–<\/td>\n63.1<\/td>\n85.5<\/td>\n68.5<\/td>\n55.0<\/td>\n67<\/td>\n1760<\/td>\n50<\/td>\n<\/tr>\n
49<\/td>\n498<\/td>\n(464)<\/td>\n469<\/td>\n75.2<\/td>\n–<\/td>\n62.1<\/td>\n85.0<\/td>\n67.6<\/td>\n53.8<\/td>\n66<\/td>\n1695<\/td>\n49<\/td>\n<\/tr>\n
48<\/td>\n484<\/td>\n451<\/td>\n455<\/td>\n74.7<\/td>\n–<\/td>\n61.4<\/td>\n84.5<\/td>\n66.7<\/td>\n52.5<\/td>\n64<\/td>\n1635<\/td>\n48<\/td>\n<\/tr>\n
47<\/td>\n471<\/td>\n442<\/td>\n443<\/td>\n74.1<\/td>\n–<\/td>\n60.8<\/td>\n83.9<\/td>\n65.8<\/td>\n51.4<\/td>\n63<\/td>\n1580<\/td>\n47<\/td>\n<\/tr>\n
46<\/td>\n458<\/td>\n432<\/td>\n432<\/td>\n73.6<\/td>\n–<\/td>\n60.0<\/td>\n83.5<\/td>\n64.8<\/td>\n50.3<\/td>\n62<\/td>\n1530<\/td>\n46<\/td>\n<\/tr>\n
45<\/td>\n446<\/td>\n421<\/td>\n421<\/td>\n73.1<\/td>\n–<\/td>\n59.2<\/td>\n83.0<\/td>\n64.0<\/td>\n49.0<\/td>\n60<\/td>\n1480<\/td>\n45<\/td>\n<\/tr>\n
44<\/td>\n434<\/td>\n409<\/td>\n409<\/td>\n72.5<\/td>\n–<\/td>\n58.5<\/td>\n82.5<\/td>\n63.1<\/td>\n47.8<\/td>\n58<\/td>\n1435<\/td>\n44<\/td>\n<\/tr>\n
43<\/td>\n423<\/td>\n400<\/td>\n400<\/td>\n72.0<\/td>\n–<\/td>\n57.7<\/td>\n82.0<\/td>\n62.2<\/td>\n46.7<\/td>\n57<\/td>\n1385<\/td>\n43<\/td>\n<\/tr>\n
42<\/td>\n412<\/td>\n390<\/td>\n390<\/td>\n71.5<\/td>\n–<\/td>\n56.9<\/td>\n81.5<\/td>\n61.3<\/td>\n45.5<\/td>\n56<\/td>\n1340<\/td>\n42<\/td>\n<\/tr>\n
41<\/td>\n402<\/td>\n381<\/td>\n381<\/td>\n70.9<\/td>\n–<\/td>\n56.2<\/td>\n80.9<\/td>\n60.4<\/td>\n44.3<\/td>\n55<\/td>\n1295<\/td>\n41<\/td>\n<\/tr>\n
40<\/td>\n392<\/td>\n371<\/td>\n371<\/td>\n70.4<\/td>\n–<\/td>\n55.4<\/td>\n80.4<\/td>\n59.5<\/td>\n43.1<\/td>\n54<\/td>\n1250<\/td>\n40<\/td>\n<\/tr>\n
39<\/td>\n382<\/td>\n362<\/td>\n362<\/td>\n69.9<\/td>\n–<\/td>\n54.6<\/td>\n79.9<\/td>\n58.6<\/td>\n41.9<\/td>\n52<\/td>\n1215<\/td>\n39<\/td>\n<\/tr>\n
38<\/td>\n372<\/td>\n353<\/td>\n353<\/td>\n69.4<\/td>\n–<\/td>\n53.8<\/td>\n79.4<\/td>\n57.7<\/td>\n40.8<\/td>\n51<\/td>\n1180<\/td>\n38<\/td>\n<\/tr>\n
37<\/td>\n363<\/td>\n344<\/td>\n344<\/td>\n68.9<\/td>\n–<\/td>\n53.1<\/td>\n78.8<\/td>\n56.8<\/td>\n39.6<\/td>\n50<\/td>\n1160<\/td>\n37<\/td>\n<\/tr>\n
36<\/td>\n354<\/td>\n336<\/td>\n336<\/td>\n68.4<\/td>\n(109,0)<\/td>\n52.3<\/td>\n78.3<\/td>\n55.9<\/td>\n38.4<\/td>\n49<\/td>\n1115<\/td>\n36<\/td>\n<\/tr>\n
35<\/td>\n345<\/td>\n327<\/td>\n327<\/td>\n67.9<\/td>\n(108,5)<\/td>\n51.5<\/td>\n77.7<\/td>\n55.0<\/td>\n37.2<\/td>\n48<\/td>\n1080<\/td>\n35<\/td>\n<\/tr>\n
34<\/td>\n336<\/td>\n319<\/td>\n319<\/td>\n67.4<\/td>\n(108.0)<\/td>\n50.8<\/td>\n77.2<\/td>\n54.2<\/td>\n36.1<\/td>\n47<\/td>\n1055<\/td>\n34<\/td>\n<\/tr>\n
33<\/td>\n327<\/td>\n311<\/td>\n311<\/td>\n66.8<\/td>\n(107,5)<\/td>\n50.0<\/td>\n76.6<\/td>\n53.3<\/td>\n34.9<\/td>\n46<\/td>\n1025<\/td>\n33<\/td>\n<\/tr>\n
32<\/td>\n318<\/td>\n301<\/td>\n301<\/td>\n66.3<\/td>\n(107,0)<\/td>\n49.2<\/td>\n76.1<\/td>\n52.1<\/td>\n33.7<\/td>\n44<\/td>\n1000<\/td>\n32<\/td>\n<\/tr>\n
31<\/td>\n310<\/td>\n294<\/td>\n294<\/td>\n65.8<\/td>\n(106,0)<\/td>\n48.4<\/td>\n75.6<\/td>\n51.3<\/td>\n32.5<\/td>\n43<\/td>\n980<\/td>\n31<\/td>\n<\/tr>\n
30<\/td>\n302<\/td>\n286<\/td>\n286<\/td>\n65.3<\/td>\n(105,5)<\/td>\n47.7<\/td>\n75.0<\/td>\n50.4<\/td>\n31.3<\/td>\n42<\/td>\n950<\/td>\n30<\/td>\n<\/tr>\n
29<\/td>\n294<\/td>\n279<\/td>\n279<\/td>\n64.7<\/td>\n(104,5)<\/td>\n47.0<\/td>\n74.5<\/td>\n49.5<\/td>\n30.1<\/td>\n41<\/td>\n930<\/td>\n29<\/td>\n<\/tr>\n
28<\/td>\n286<\/td>\n271<\/td>\n271<\/td>\n64.3<\/td>\n(104.0)<\/td>\n46.1<\/td>\n73.9<\/td>\n48.6<\/td>\n28.9<\/td>\n41<\/td>\n910<\/td>\n28<\/td>\n<\/tr>\n
27<\/td>\n279<\/td>\n264<\/td>\n264<\/td>\n63.8<\/td>\n(103.0)<\/td>\n45.2<\/td>\n73.3<\/td>\n47.7<\/td>\n27.8<\/td>\n40<\/td>\n880<\/td>\n27<\/td>\n<\/tr>\n
26<\/td>\n272<\/td>\n258<\/td>\n258<\/td>\n63.3<\/td>\n(102,5)<\/td>\n44.6<\/td>\n72.8<\/td>\n46.8<\/td>\n26.7<\/td>\n38<\/td>\n860<\/td>\n26<\/td>\n<\/tr>\n
25<\/td>\n266<\/td>\n253<\/td>\n253<\/td>\n62.8<\/td>\n(101,5)<\/td>\n43.8<\/td>\n72.2<\/td>\n45.9<\/td>\n25.5<\/td>\n38<\/td>\n840<\/td>\n25<\/td>\n<\/tr>\n
24<\/td>\n260<\/td>\n247<\/td>\n247<\/td>\n62.4<\/td>\n(101.0)<\/td>\n43.1<\/td>\n71.6<\/td>\n45.0<\/td>\n24.3<\/td>\n37<\/td>\n825<\/td>\n24<\/td>\n<\/tr>\n
23<\/td>\n254<\/td>\n243<\/td>\n243<\/td>\n62.0<\/td>\n100.0<\/td>\n42.1<\/td>\n71.0<\/td>\n44.0<\/td>\n23.1<\/td>\n36<\/td>\n805<\/td>\n23<\/td>\n<\/tr>\n
22<\/td>\n248<\/td>\n237<\/td>\n237<\/td>\n61.5<\/td>\n99.0<\/td>\n41.6<\/td>\n70.5<\/td>\n43.2<\/td>\n22.0<\/td>\n35<\/td>\n785<\/td>\n22<\/td>\n<\/tr>\n
21<\/td>\n243<\/td>\n231<\/td>\n231<\/td>\n61.0<\/td>\n98.5<\/td>\n40.9<\/td>\n69.9<\/td>\n42.3<\/td>\n20.7<\/td>\n35<\/td>\n770<\/td>\n21<\/td>\n<\/tr>\n
20<\/td>\n238<\/td>\n226<\/td>\n226<\/td>\n60.5<\/td>\n97.8<\/td>\n40.1<\/td>\n69.4<\/td>\n41.5<\/td>\n19.6<\/td>\n34<\/td>\n760<\/td>\n20<\/td>\n<\/tr>\n
(18)<\/td>\n230<\/td>\n219<\/td>\n219<\/td>\n–<\/td>\n96.7<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n33<\/td>\n730<\/td>\n(18)<\/td>\n<\/tr>\n
(16)<\/td>\n222<\/td>\n212<\/td>\n212<\/td>\n–<\/td>\n95.5<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n32<\/td>\n705<\/td>\n(16)<\/td>\n<\/tr>\n
(14)<\/td>\n213<\/td>\n203<\/td>\n203<\/td>\n–<\/td>\n93.9<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n31<\/td>\n675<\/td>\n(14)<\/td>\n<\/tr>\n
(12)<\/td>\n204<\/td>\n194<\/td>\n194<\/td>\n–<\/td>\n92.3<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n29<\/td>\n650<\/td>\n(12)<\/td>\n<\/tr>\n
(10)<\/td>\n196<\/td>\n187<\/td>\n187<\/td>\n–<\/td>\n90.7<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n28<\/td>\n620<\/td>\n(10)<\/td>\n<\/tr>\n
(8)<\/td>\n188<\/td>\n179<\/td>\n179<\/td>\n–<\/td>\n89.5<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n27<\/td>\n600<\/td>\n(8)<\/td>\n<\/tr>\n
(6)<\/td>\n180<\/td>\n171<\/td>\n171<\/td>\n–<\/td>\n87.1<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n26<\/td>\n580<\/td>\n(6)<\/td>\n<\/tr>\n
(4)<\/td>\n173<\/td>\n165<\/td>\n165<\/td>\n–<\/td>\n85.5<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n25<\/td>\n550<\/td>\n(4)<\/td>\n<\/tr>\n
(2)<\/td>\n166<\/td>\n158<\/td>\n158<\/td>\n–<\/td>\n83.5<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n24<\/td>\n530<\/td>\n(2)<\/td>\n<\/tr>\n
\uff080)<\/td>\n160<\/td>\n152<\/td>\n152<\/td>\n–<\/td>\n81.7<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n–<\/td>\n24<\/td>\n515<\/td>\n\uff080)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

* 1\u00a0Tu\u010dn\u00e9\u00a0\u010d\u00edsla s\u00fa pod\u013ea tabu\u013eky ASTM\u00a0E\u00a0140\u00a01\u00a0(spolo\u010dne usporiadan\u00e9\u00a0SAE,\u00a0ASM\u00a0a\u00a0ASTM).\u00a0*2\u00a01MPa\u00a0=\u00a01N\/mm2<\/p>\n

*3 Hodnoty\u00a0v\u00a0z\u00e1tvork\u00e1ch\u00a0v\u00a0tabu\u013eke s\u00fa pre rozsahy\u00a0zriedka\u00a0pou\u017e\u00edvan\u00e9\u00a0a\u00a0uveden\u00e9\u00a0pre referenciu.<\/p>","protected":false},"excerpt":{"rendered":"

Approximate conversion value for steel\u00a0Rockwell C\u00a0hardness\uff0a1 \u00a0 \u00a0 (HRC) Rockwell\u00a0C scale hardness \u00a0 \u00a0 (HV) Vickers hardness Brinell\u00a0hardness\u00a0(HB)\u00a010mm\u00a0ball \u00a0load\u00a03000kgf Rockwell hardness\uff0a3 Rockwell superficial hardness; diamond conical\u00a0indenter \uff08HS\uff09 \u00a0 Tensile strength\uff0a2\u00a0\u00a0\u00a0\u00a0(approximate\u00a0value) MPa \u00a0 (HRC)\uff0a3 Rockwell\u00a0C\u00a0scale hardness Shore\u00a0hardness \u00a0 Standard\u00a0ball \u00a0 Tungsten carbide\u00a0ball (HRA) A scale\u00a0load\u00a060kgf diamond\u00a0conical indenter (HRB)\u00a0B scale\u00a0load 100kgf diameter 1.6mm (1\/16in)\u00a0ball (HRD)\u00a0D scale\u00a0load\u00a0100kgf diamond\u00a0conical [\u2026]<\/p>","protected":false},"author":1,"featured_media":811,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-810","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical"],"acf":[],"yoast_head":"\nConversion Table of Hardness - 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