91成人超碰,91精品国产高清自在线,欧美日韩另类国产亚洲欧美一级,欧美老人xxxx18

全國服務咨詢熱線:

15318823307

當前位置:首頁  >  技術文章  >  HP652 The table tennis wave hardness tester-詳情介紹

HP652 The table tennis wave hardness tester-詳情介紹

更新時間:2024-07-16      點擊次數:589

The table tennis wave hardness tester is suitable for testing the Vickers hardness of various table tennis balls. This machine is also known as a Rockwell hardness tester, table tennis ball Rockwell hardness tester, table tennis ball hardness tester, wave hardness tester, and wave hardness tester

Table tennis is a sport that combines skill and speed. Players need to have accurate control over the quality of the ball, and hardness is one of the key indicators. The table tennis hardness tester can objectively test the hardness characteristics of the ball, allowing players to better grasp the hardness of the ball; Balls with different hardness have different characteristics, some are more suitable for quick attacks, while others are more suitable for stable power. So as to choose the ball that suits oneself and improve the level of the game.

The table tennis ball hardness tester meets the standard:

Meet the requirements of relevant items in the GB/T 20045-2005 standard

Measurement principle of table tennis ball hardness tester:

During the test, place the table tennis ball on the testing platform, apply a fixed 50N load, automatically read the hardness A within 15 seconds, and return the indenter to its original position; Rotate the ball smoothly 180 °, test the hardness B using the same method, then rotate it 90 degrees to test the hardness C at the joint, and then calculate the hardness difference between the two readings of hardness A and hardness B

Functional characteristics of table tennis wave hardness tester:

1. The touch screen display displays real-time force values, displacement deformations, and automatically saves data; The display interface can display the test curve in real time; Test real-time parameters such as speed and deformation.

2. Using a high-precision, fully digital speed control system and precision reducer, the precision screw pair is driven for testing, achieving a wide range of adjustment of the test speed and smooth operation.

3. Adopting high-precision sensors and professional measurement and control software, with high testing accuracy, wide testing range, and simple operation.

4. Equipped with a standard micro printer, it can print results at any time and collect multiple test results

5. At the end of the experimental process, provide the measurement results of the hardness value. The process is time-saving and labor-saving, reducing the interference of subjective factors and effectively improving the reliability of testing.

Technical parameters of table tennis wave hardness tester:

Measurement range: 0-100 N

Resolution: 0.1N

Accuracy: ± 0.5%

Test speed: (1-300) mm/min adjustable

Sample holder: copper ball holder with a diameter of 30 ± 0.5mm

Load capacity: 50N ± 0.5N

Test displacement accuracy: 0.01mm

Upper pressure plate: 100mm pressure head

Parallel upper and lower pressure plates:<0.025mm

Lower pressure plate diameter: 100mm

Test space: 100mm vertically,

External dimensions: 430 x 350 x 710mm

Mass: 45kg

Power supply: 220V, 50Hz

Table tennis wave hardness tester configuration

Standard configuration: host, testing aids, micro printer.



全國統一服務電話

0531-85809007

電子郵箱:2289528882@qq.com

公司地址:山東濟南市槐蔭區新沙工業園三街17號

業務咨詢微信

91成人超碰,91精品国产高清自在线,欧美日韩另类国产亚洲欧美一级,欧美老人xxxx18
亚洲一卡二卡三卡四卡五卡| 亚洲人吸女人奶水| 欧美大黄免费观看| 亚洲成人你懂的| 色成年激情久久综合| 亚洲特级片在线| av一区二区三区黑人| 日韩理论电影院| 欧洲激情一区二区| 日韩精品成人一区二区在线| 欧美一区二区三区四区在线观看| 午夜视频在线观看一区| 在线不卡的av| 韩国成人精品a∨在线观看| 国产亚洲美州欧州综合国| 国产91在线看| 亚洲视频一区在线| 欧美精选一区二区| 国产一区二区三区最好精华液| 国产视频一区在线播放| 91美女片黄在线观看| 天堂在线一区二区| 欧美精品一区二区精品网| 懂色av中文字幕一区二区三区| 18成人在线观看| 欧美手机在线视频| 国产乱码字幕精品高清av| 中文字幕一区二区三区视频| 91福利视频网站| 麻豆91精品91久久久的内涵| 中日韩免费视频中文字幕| 色综合视频在线观看| 麻豆成人免费电影| 亚洲精选一二三| 精品国产91乱码一区二区三区 | 亚洲一区二区免费视频| 精品少妇一区二区三区日产乱码 | 亚洲国产婷婷综合在线精品| 日韩精品自拍偷拍| 97精品久久久久中文字幕| 秋霞影院一区二区| 最新日韩在线视频| 精品电影一区二区| 欧美精品久久一区二区三区 | 亚洲女与黑人做爰| 久久免费电影网| 欧美精品在线一区二区| 99久久精品国产一区| 国模娜娜一区二区三区| 亚洲成精国产精品女| 国产精品理论在线观看| 日韩免费成人网| 欧美日韩精品一区二区天天拍小说 | 亚洲一区二区精品视频| 久久精品人人做人人爽97| 欧美日韩一级视频| fc2成人免费人成在线观看播放| 免费视频最近日韩| 香蕉影视欧美成人| 亚洲精品国产视频| 日本一区二区免费在线| 精品日韩99亚洲| 91精品国产免费| 欧美亚洲一区三区| 91麻豆蜜桃一区二区三区| 国产成人精品aa毛片| 国模一区二区三区白浆| 裸体歌舞表演一区二区| 日韩经典中文字幕一区| 婷婷成人综合网| 一区二区三区91| 亚洲精品乱码久久久久久久久| 欧美激情一区三区| 久久综合九色综合97婷婷| 日韩欧美一区中文| 欧美一区二区在线免费观看| 欧美三级乱人伦电影| 欧美日韩三级在线| 日韩一区二区免费视频| 日韩欧美中文一区二区| 精品久久久久av影院| 精品国精品自拍自在线| 国产亚洲人成网站| 国产精品初高中害羞小美女文| 亚洲人成人一区二区在线观看| 一区二区三区久久久| 亚洲成人免费影院| 麻豆成人久久精品二区三区小说| 激情小说欧美图片| 成人app软件下载大全免费| 91丨九色丨蝌蚪丨老版| 欧美日韩一区二区在线观看视频| 欧美精品1区2区3区| 久久婷婷成人综合色| 国产精品污网站| 亚洲小说欧美激情另类| 蜜臀精品久久久久久蜜臀| 国产一区二区在线看| 91丨porny丨中文| 欧美精品丝袜久久久中文字幕| 欧美变态tickle挠乳网站| 日本一区二区不卡视频| 亚洲欧美激情小说另类| 国产欧美日韩在线| 日韩伦理电影网| 三级久久三级久久久| 国产在线观看免费一区| 一本一道波多野结衣一区二区| 欧美丰满一区二区免费视频 | 91麻豆视频网站| 日韩限制级电影在线观看| 欧美激情一区在线观看| 人人狠狠综合久久亚洲| 97精品视频在线观看自产线路二| 欧美久久一二区| 欧美激情在线免费观看| 蜜臀久久久久久久| 99re这里都是精品| 久久蜜桃av一区二区天堂 | 精品99久久久久久| 亚洲国产va精品久久久不卡综合| 紧缚奴在线一区二区三区| 一本久久精品一区二区| 久久精品人人做人人爽97| 日韩不卡一区二区三区| 91美女精品福利| 国产片一区二区| 裸体健美xxxx欧美裸体表演| 欧美图区在线视频| 亚洲色图.com| 岛国精品在线观看| 久久久久久亚洲综合| 日韩电影免费一区| 欧美日韩综合一区| 亚洲综合丁香婷婷六月香| 成人精品鲁一区一区二区| 久久这里只精品最新地址| 日日摸夜夜添夜夜添国产精品| 色综合天天综合网天天看片| 亚洲国产精品ⅴa在线观看| 国产一区二三区| 久久亚区不卡日本| 国产精品一区二区三区四区| 精品久久久久久亚洲综合网| 免费看欧美美女黄的网站| 制服.丝袜.亚洲.另类.中文| 午夜精品视频在线观看| 欧美日韩日本视频| 五月婷婷久久丁香| 欧美一区二区精品久久911| 日本免费在线视频不卡一不卡二| 911国产精品| 狠狠色综合播放一区二区| 久久久久久久久久电影| 成人性视频网站| 亚洲人成网站色在线观看| 在线免费一区三区| 五月婷婷激情综合网| 7777精品伊人久久久大香线蕉的| 日本欧美在线观看| 久久综合久久99| 99热精品国产| 午夜精品123| 久久亚洲欧美国产精品乐播| 成人午夜精品在线| 一区二区三区毛片| 91精品国产一区二区人妖| 国产在线看一区| 中文幕一区二区三区久久蜜桃| 91丝袜美女网| 欧美aaa在线| 国产精品欧美一区二区三区| 在线视频国产一区| 精品一区二区三区视频| 最新中文字幕一区二区三区 | 日本成人超碰在线观看| 久久综合一区二区| 91看片淫黄大片一级在线观看| 丝袜亚洲另类丝袜在线| 国产日韩欧美在线一区| 在线欧美日韩国产| 国产乱子轮精品视频| 一区二区理论电影在线观看| 欧美不卡一区二区三区| 色综合中文字幕| 久久国产精品一区二区| 亚洲免费观看高清完整版在线观看| 91精品国产综合久久久久久久| 岛国一区二区三区| 日韩成人免费电影| 亚洲欧美视频在线观看| 日韩精品资源二区在线| 91浏览器打开| 国产真实精品久久二三区| 亚洲综合免费观看高清在线观看| 久久综合色婷婷| 制服丝袜激情欧洲亚洲| 色综合久久久久综合体| 国产麻豆视频一区二区| 日韩精品久久久久久|