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   MRR(D)-150D1型洛氏-表面洛氏硬度計(jì)外觀新穎、美觀，具有良好的可靠性和直觀性。采用自動(dòng)加卸試驗(yàn)力方法，保荷時(shí)間穩(wěn)定，消除了人為操作誤差，示值精度高。           
    該硬度計(jì)適用于硬質(zhì)合金、炭化物、表面淬火鋼、硬化薄板、淬火鋼、調(diào)質(zhì)鋼、冷硬鑄鐵、鑄鐵、鋁、鋼、鎂等合金鋼。             

    MRR(D)-150D1 Rockwell & Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature.Using the automatic add test force,dwell time stable,eliminate the human operator error, showing the value of high accuracy.
    That degress of hardness accounts to be applicable to the hard metals,carburizing steels,quenching steels,hardcast irons,mild steels,Al,Cu and malleable irons.