HMRV-45A1表面洛氏維氏硬度計(jì)

HMRV-45A1表面洛氏維氏硬度計(jì)/國產(chǎn)HMRV-45A1洛氏維氏硬度計(jì)

  It serves to measure the hardness of ferrous, non-ferrous metals, hardmetals, carburized or nitrided layers, and other chemical treating layers. It is also used to for the hardness test of thin pieces.  
  

HHMRV-45A1洛氏維氏硬度計(jì)的技術(shù)規(guī)格

主要技術(shù)參數(shù)Specifications
初試驗(yàn)力（N）：29.4
Preliminary test force(N):29.4
維氏硬度試驗(yàn)（N）：49，98,196，294
Vickers hardness test (N): 49，98,196，294
表面洛氏硬度試驗(yàn)（N）：147，294，441
Superficial Rockwell hardness test (N): 147，294，441
總試驗(yàn)力保持時(shí)間（S）：5-30
Total test force dwell time(s):5-30
硬度示值讀數(shù)方式：表式和測量顯微鏡
Hardness Indication: Gauge and Measure a microscope
物鏡 5× 10×
Objective 5× 10×
目鏡放大倍數(shù)15×
Micrometer eyepiece 15×
總放大倍數(shù) 75× 150×
Magnification of microscope 75× 150×
zui小分辨率（μm）2 , 1
Minimun value of divisible degree （μm）2 , 1
試件允許zui大高度(mm)：150mm
Max height of speciments (mm):150
電源電壓：AC220V/50HZ
Power Supply: AC220V/50HZ
壓頭中心到機(jī)身距離(mm)：140
Distance from Indeneter‘s center to OuterWall(mm):140
硬度計(jì)外形尺寸（mm）:520×175×660 
Machine Size(DXH)(mm): 520×175×660
硬度計(jì)重量（kg）:80
Weight(kg):80
硬度值范圍
Degree of hardness test seope
（70～94）HR15N （67～93）HR15T
（42～88）HR30N （29～82）HR30T
（30～77）HR45N （10～72）HR45T