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HT-1000A/2000A ÀïÊÏÓ²¶ÈÒÇ
 
 
 
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  • Òº¾§ÆÁÖ±½ÓÏÔʾ²âÊÔ½á¹û£¬¸ù¾ÝÉ趨³ÌÐò¿ÉÒÔÖ±½ÓÏÔʾ HL Ó²¶ÈÖµºÍ HV, HB, HRB, HRC,HSD»»ËãÓ²¶ÈÖµ
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HT-1000A/HT-2000A ²Ù×÷¼ò±ã£¬ÈçÏÂͼËùʾ£º
1. É趨³ÌÐò Óû§¸ù¾Ý×Ô¼ºÐèÒª£¬Ñ¡Ôñ±»²â²ÄÁÏ£¬Ó²¶È±ê³ß£¬²âÊÔ·½ÏòºÍƽ¾ùÖµ´ÎÊý¡£
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HT-1000AºÍHT-2000AÀïÊÏÓ²¶È¼ÆÊDzÉÓö¯Ì¬²âÊÔÔ­ÀíÀ´È·¶¨Ó²¶ÈµÄ£¬Ëü¶Ô±»²â¹¤¼þµÄÒªÇóÓбðÓÚ¾²Ì¬²âÊÔ·¨£¨Èç̨ʽӲ¶È¼Æ£©£¬Âú×ãÒÔÏÂÒªÇó¼´¿ÉÑ¡Óñ¾ÒÇÆ÷£º
1.±»²â¹¤¼þµÄÖØÁ¿Ó¦¡Ý3kgÇÒ±»²âµãµÄºñ¶È¡Ý20mm£»
2.±»²â¹¤¼þ±íÃæÇúÂʰ뾶һ°ãÓ¦R¡Ý30mm£¬ÈôR=10~30mmӦѡ¹ºÒìÐÍÖ§³Ð»·£»
3.±»²â²¿Î»µÄ´Ö²Ú¶ÈÓ¦Âú×ãRa¡Ü2¦Ìm; 4.±»²â¹¤¼þ¡Ü3kg»òºñ¶ÈÔÚ3~30mmµÄÐÎ×´¹æ ÔòÃÜÊÒ¹¤¼þÒªñîºÏÔÚ¹¤×÷ƽ̨ÉÏ£»
5.±íÃæÓ²»¯´¦ÀíµÄ¹¤¼þ£¬ÆäÓ²»¯²ãºñ¶ÈÓ¦¡Ý0.8mm.


 
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The HT-1000A and HT-2000A hardness testers operate on the Leeb principle, a dynamic hardness test method based on velocity measurement. They include a guide tube and an impact body. The impact body contains a magnet and tungsten-carbide ball, measurements are performed using a spring to propel an impact body through a guide tube towards the test surface. When the ball is within 1 mm of the part¡¯s surface, the magnet induces a voltage into a coil surrounding the guide tube. After penetration, the impact body rebounds and the magnet returns through the coil inducing a second voltage. Both voltages are proportional to the velocity of the impact body.

Leeb hardness value (HL) is determined using the following formula:
              HL = (Vb/Va) x 1000
Where Vb is the rebound velocity of impact body and Va is the impact velocity of impact body.
 
 
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