R(D)-45A1型表面洛氏硬度計是一種輕負荷洛氏硬度試驗儀器。施加試驗力的速度由緩沖器來調節(jié),試驗力的變換采用變荷手輪的旋轉而獲得,所以該機具有操作簡便、性能穩(wěn)定、測試速度快、試驗力小、留下微小的壓痕等特點,在大多數(shù)情況下不影響試件的使用。 該硬度計適用硬質合金、滲碳鋼、淬火鋼、硬鑄鐵及軟鋼、鋁合金、銅合金和可鍛鑄鐵的硬度的測定。 R(D)-45A1thesurfaceRockwellhardnessisalightloadRockwellhardnesstestequipment. Testforceimposedbythespeedofthebuffertoadjust,thetestforceofthetransformation couldbechangedbythehandwheelgetting,sothehardnesstesterissimple,stableperformance, thetestspeedofthefast,thetestforceofthesmall,leavingtinyindentation,andother characteristics,inmostcasesdonotaffecttheuseofsamples. Thatdegreeofhardnessaccountstobeapplicabletotheblackmetalsandhavetherockwellsurnamedegreeofhardnessmeasurementofthecolormetals.Itisextensivetobeapplocabletofactorycarwithcalculatethesection.主要技術參數(shù)Maintechnicalparameters初試驗力(N):29.4Preliminarytestforce(N):29.4總試驗力(N):147,294,441Totaltestforce(N):147,294,441試件允許最大高度(mm):170Maxheightofspeciments(mm):170壓頭中心到機身距離(mm):140Distancefromindeneter,scentertoouterwall(mm):140硬度計外形尺寸(mm):463 241 660Machinesize(mm):463 241 660電源電壓:AC220V/50HZPowersupply:AC220V/50HZ儀器重量(kg):70Weight(kg):70硬度測試范圍Degreeofhardnesstestseope(70-94)HR15N (67-93)HR15T(70-94)HR15N (67-93)HR15T(42-86)HR30N (29-82)HR30T(42-86)HR30N (29-82)HR30T(20-77)HR45N (10-72)HR45T(20-77)HR45N (10-72)HR45T