里氏硬度計沖擊裝置
產(chǎn)品簡介 Product introduction
l 沖擊裝置技術(shù)參數(shù)一覽
異型沖擊裝置 | DC(D)/DL | D+15 | C | G | E(需進口) | ||
沖擊能量 | 11mJ | 11mJ | 2.7mJ | 90mJ | 11mJ | ||
球頭硬度: | 1600HV | 1600HV | 1600HV | 1600HV | 5000HV | ||
沖擊裝置直徑: | 20mm | 20mm | 20mm | 30mm | 20mm | ||
試件硬度 | 940HV | 940HV | 1000HV | 650HB | 1200HV | ||
試件表面平均粗糙度Ra: | 1.6μm | 1.6μm | 0.4μm | 6.3μm | 1.6μm | ||
試件最小重量: | 大于5kg | 大于5kg | 大于1.5kg | 大于15kg | 大于5kg | ||
試件最小厚度 | 5mm | 5mm | 1mm | 10mm | 5mm | ||
球頭壓痕尺寸 | |||||||
硬度300HV時 | 壓痕直徑 | 0.54mm | 0.54mm | 0.38mm | 1.03mm | 0.54mm | |
硬度600HV時 | 壓痕直徑 | 0.54mm | 0.54mm | 0.32mm | 0.90mm | 0.54mm | |
硬度800HV時 | 壓痕直徑 | 0.35mm | 0.35mm | 0.35mm | -- | 0.35mm | |
沖擊裝置適用范圍 | DC型測量孔或園柱筒內(nèi); DL型測量細長窄槽或孔 | D+15型測量溝槽或凹入的表面 | C型測量小輕薄部件及表面硬化層 | G型測量大厚重及表面較粗糙的鑄鍛件 | E型測量硬度材料 |
l 測試范圍表
材料 | 硬度制 | 沖擊裝置 | |||||
D/DC | D+15 | C | G | E | DL | ||
Steel and cast steel | HRC | 17.9~68.5 | 19.3~67.9 | 20.0~69.5 | 22.4~70.7 | 20.6~68.2 | |
HRB | 59.6~99.6 | 47.7~99.9 | 37.0~99.9 | ||||
HRA | 59.1~85.8 | 61.7~88.0 | |||||
HB | 127~651 | 80~638 | 80~683 | 90~646 | 83~663 | 81~646 | |
HV | 83~976 | 80~937 | 80~996 | 84~1042 | 80~950 | ||
HS | 32.2~99.5 | 33.3~99.3 | 31.8~102.1 | 35.8~102.6 | 30.6~96.8 | ||
Steel鍛鋼 | HS | 32.2~99.5 | |||||
CWT、ST | HRC | 20.4~67.1 | 19.8~68.2 | 20.7~68.2 | 22.6~70.2 | ||
HV | 80~898 | 80~935 | 100~941 | 82~1009 | |||
Stainless steel | HRB | 46.5~101.7 | |||||
HB | 85~655 | ||||||
HV | 85~802 | ||||||
GC. IRON | HRC | ||||||
HB | 93~334 | 92~326 | |||||
HV | |||||||
NC、IRON | HRC | ||||||
HB | 131~387 | 127~364 | |||||
HV | |||||||
C.ALUM | HB | 19~164 | 23~210 | 32~168 | |||
HRB | 23.8~84.6 | 22.7~85.0 | 23.8~85.5 | ||||
BRASS | HB | 40~173 | |||||
HRB | 13.5~95.3 | ||||||
BRONZE銅錫(鋁)合金 | HB | 60~290 | |||||
COPPER純銅 | HB | 45~315 |
l 示值誤差和示值重復性表
l 適用材料表
鋼和鑄鋼、合金工具鋼、不銹鋼、灰鑄鐵、球墨鑄鐵、鑄鋁合金、銅鋅合金(黃銅)、銅錫、合金(青銅)、純銅、鍛鋼。