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HRS-150型數顯洛氏硬度計
- 用 途:
- 淬火鋼、調質、退火鋼,冷硬鑄件,可鍛鑄件,硬質合金鋼,鋁合金,銅,軸承鋼等。
- 技術數據
1.洛氏標尺(Rockwell Scales) HRA、HRB、HRC、HRD、HRE、HRF、HRG、HRH、HRK
2.初試驗力(Initial Testing Force)10Kg(98.07N)
3.試驗力(Testing Force) 60Kg(588N)、100Kg(980N)、150Kg(1471N)
4.轉換標尺( Exchange Scales) 表面洛氏、布氏、維氏( Superficial Rockwell, Brinell, Vickers)
5.硬度讀取(Indication of Hardness Value) 大屏幕數字顯示 ( Digital Display with Large LCD Screen)
6.數據輸出(Data Output) 內置打印機和RS-232接口( Inside Printer and RS-232 Interface)
7.保荷時間(Duration Time) 0~60S
8.試件最大高度(Max Height of Specimen) 170mm
9.儀器尺寸(Overall Dimension) 520×240×720mm (長×寬×高, L X W X H)
10.儀器重量( Net Weight ) 約80kg
11.電源(Power supply) AC220V±5%,50~60Hz
12.執行標準(Carried Standard) GB/T230.2國家標準( GB/T 230.2 Chinese Standard) JJG112檢定規程( JJG112 Inspection Rule)
13.標準配件 附件(Standard Accessories) 金剛石洛氏壓頭,直經1.5875mm硬質合金球壓頭,大平試臺、中平試臺、“V”型試臺,硬度塊,RS-232通訊線,電源線
Diamond Rockwell Indenter, Diameter 1.5875mm Hard Alloy Steel Ball Indenter, Large Testing Table , Medium Testing Table and V-shaped Testing Table, HRC 2pcs and HRB Hardness Blocks, RS-232 Interface, Power Cable, etc.
14.示值精度
硬度標尺 標準塊的硬度范圍 示值最大允許誤差 離散性誤差
HRA (20~75)HRA
(>75~88)HRA ±2HRA
±1.5HRA ±0.2
±0.2
HRB (20~45)HRB
(>45~80)HRB
(>80~100)HRB ±4HRB
±3HRB
±2HRB ±0.2
±0.2
±0.2
HRC (20~70)HRC ±1.5HRC ±0.2