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詳細(xì)介紹
意大利AFFRI 250MRS全自動洛、布硬度計(jì)：采用洛氏原理,，直接測 量顯示洛氏及布氏硬度(深度法),。AFRI閉環(huán)加載系統(tǒng)自動控制及選擇測試載荷。啟動按鈕自動完成保護(hù)套接觸,、夾緊并調(diào)整工件,，測頭預(yù)壓載、加載,、 保壓,、測量、卸載等,，可在有灰塵,、震動、溫度突變條件下測量,。
應(yīng)用實(shí)例：
齒輪：
250 MRS 
3332 MRS 
3332 MRSA / 3302 MRSA
| 250 MRS | 3332 MRS | 3332MRSA | 3302 MRSA | |
| 標(biāo) 準(zhǔn) | EN-ISO 6506-2 / EN-ISO 6507-2 / EN-ISO 6508-2 / EN-ISO 2039 / EN-ISO 868 / ASTM E-18 E-10 / ASTM E-384 / ASTM E-2240 / JIS | |||
| X/Y工作臺 | ---- | 330x390 mm | ||
| Indenter and clamping-hood stroke | 0/50 mm | ---- | 0/50 mm | |
| Vertical head stroke | ---- | 0/300 mm | 0/500 mm motorized (On request 0/700 mm) | |
| Elevating screw stroke | 0/215 mm | ---- | ||
| 工作深度 | 190 mm | 200 mm | ||
| 預(yù)載測力 | 29.4 - 98.1 N (3 - 10 kgf) | |||
| 力 值 | Rockwell: 588.4 - 980.7 - 1471 N (60 - 100 - 150 kgf) Superficial Rockwell: 29.42 - 147.1 - 294.2 - 441.3 N (3 - 15 - 30 - 45 kgf) Brinell: 49.03 - 61.29 - 98.07 - 153.2 - 245.2 - 294.2 - 306.5 - 612.9 - 1226 - 1839 N (On request 2452 N) Vickers - Knoop: 9.807 - 29.42 - 49.03 - 98.07 - 147.1 - 196 - 294.2 - 490.35 - 980.7 N (1 - 3 - 5 - 10 - 15 - 20 - 30 - 50 - 100 kgf) Optional tests: 49 - 132 - 358 - 961 N (For plastics and rubbers as per EN-ISO 2039 std) Shore A - D | |||
| 測試項(xiàng)目 | Rockwell: HRC - HRA - HRD - HRB - HRF - HRG - HRL - HRM - HRR Superficiale Rockwell: HRN - HRT Brinell HBWT: HB30 - HB10 - HB5 - HB2.5 MPa (F/D2) Vickers - Knoop (Only indentation): HV1 - HV3 - HV5 - HV10 - HV15 - HV20 - HV30 - HV50 - HV100 Shore A - D | |||
精度：優(yōu)于0.5%
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