Johoyd HRMS-45 로크웰 경도 시험기 (15kgf ~ 45kgf)

- Technical Parameters:

Intial test force(N): 3kgf(29.42N), Allowable error ±2.0%

Total test force(N): 15kgf(147.1N), 30kgf(294.2N), 45kgf(441.3N)

Surface rockwell ruler: HR15N, HR30N, HR45N, HR15T, HR30T, HR45T

Inspection standard: GB/T230.1, GB/T230.2, national standard: JJG112 Vetification procedure

accuracy: 0.1HR

Durating time(s): 1-60

Hardness readi: LCD

Max height of the test piece (mm): 190

Indenter center to body distance (mm): 165

Hardness tester dimension (mm): 520×240×720

Power supply: 220V/50HZ

Tester weight(kg): 70

Hardness tester measuring range: 

 + HR15N:70-94, HR30N:42-86, HR45N:20-77

 + HR15T:67-93, HR-30T:29-82, HR45T:10-72

Main purpose and scope of application:

Surface hardened steel, copper, aluminum alloy sheet, strip steel, hard alloy steel

Various metal materials such as zinc plating, chrome plating, tin plating, material surface heat treatment and chemical surface treatment

Casting and forging parts ·Sample test and acceptance inspection

Flat and cylindrical workpieces · Steel, non-ferrous metals

Automobile and aviation industry · Cemented carbide, ceramics, stainless steel

Laboratory and workshop