HRM-45型手動(dòng)表面洛氏硬度計(jì)是一種普及型的，專門用于測(cè)試金屬材料表面硬度的洛氏硬度計(jì)。本機(jī)采用機(jī)械式手動(dòng)加載操作，無(wú)電器裝置。具有操作簡(jiǎn)便，壓痕微小，精度高等特點(diǎn)。
適用范圍
表面淬火鋼，銅、鋁合金薄板，帶鋼,硬質(zhì)合金鋼，鍍鋅，鍍鉻，鍍錫，材料表面熱處理和化學(xué)表面處理的各種金屬材料。
HR-45M Manual Superficial Rockwell Hardness Tester adopts mechanicalmanual testing method, without electrical device. With simple appearance, it uses as popular type Rockwell Hardness testing instrument.
Usage Range:
Surface hardened steel, copper, aluminum alloy sheet, hard alloy steel, zinc layers, chrome layers, tin layers, surface heat treatingchemical treating materials, etc.
技術(shù)數(shù)據(jù)（Technical Specifications）
| 洛氏標(biāo)尺(Rockwell Scales) | HR15N, HR30N, HR45N, HR15T, HR30T, HR45T |
| 初試驗(yàn)力（Initial Testing Force） | 3Kg (29.42N) |
| 試驗(yàn)力（All Testing Force） | 15Kg (147.1N), 30Kg (294.2N), 45Kg (441.3N) |
| 硬度讀取 (Indication of Hardness Value) | 表盤式（Dial ） |
| 試件zui大高度 Max. Height of Specimen | 170mm |
| 儀器尺寸(Overall Dimension) | 520X240X700MM (長(zhǎng)X寬X高, LXH) |
| 儀器重量(Net Weight) | 80 Kg |
| 執(zhí)行標(biāo)準(zhǔn) (Carried Standard) | GB/T230.2 國(guó)家標(biāo)準(zhǔn)、JJG112檢定規(guī)程 GB/T230.2 Chinese StandardJJG112 Inspection Rule |
| 標(biāo)準(zhǔn)配件、附件 (Standard Accessories) | 金剛石洛氏壓頭，直徑1.5875mm硬質(zhì)合金球壓頭，大平試臺(tái)、中平試臺(tái)、V型試臺(tái)，硬度塊 Diamond Rockwell Indenter, Diameter 1.5875mm Hard Alloy Steel Ball Indenter, Large Testing Table , Medium Testing TableV-shaped Testing Table, HRCHRB Hardness Blocks |
