Introducing the hardness conversion formula and table for Rockwell Hardness (HRC, HRB) to Brinell Hardness (HB or BHN) by Dandong Foundry in China.
Standard Hardness Conversion Tables for Metals Relationship Among Brinell Hardness, Vickers Hardness, Rockwell Hardness, Superficial Hardness, Knoop Hardness, and Scleroscope Hardness. ASTM, 2007. ASTM E140-07Standard hardness conversion ta bles for metals relationship among Brincll hardness, Vickers ...
Conversion scale Check Conversion table Preliminary test force 10Kg(98N) Total test force 60Kg (588N), 100Kg (980N), 150Kg (1471N)Tolerance range:±1.0% Resolution 0.5HR Hardness value range HRA:20~88 HRB:20~100 HRC:20~70 Hardness data read Dial Loading...
洛氏硬度(hrc)和布氏硬度(Rockwellhardness(HRC)andBrinell hardness) Rockwellhardness(HRC)andBrinellhardness(HB)specific differenceandconversion2009-07-0822:46hardness:isto measurethedegreeofhardnessofamaterialperformanceindex. Hardnesstestmethodsaremany,theprincipleisnotthesame, themeasuredhardnessvalueandmeaningare...
Rockwellhardnesstestingmachinethatisdesigned Stepf一ηieindenterisbroughtintocontact认iththetest ’cableframe.tableor movedtodiπerentlocationsonamo• specimen.andthepreliminarytestforceF0i~npplied.After similarsupponthati~integraltothetestingmachine(for holdingthepreliminary阳tforcefornspecifieddwelltime. table...
size 475*200*700 type Rockwell hardness number Customized support OEM Model Number HRS-150S Max. height of test piece 230mm Hardness display method 8" touch screen(can connect PC showing) Display LCD Packaging and delivery Selling Units: ...
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With function of auto conversion according to ASTM E140, without checking hardness contrast table.Available to switch languages.: Chinese,English,German,Portuguese,Turkish,Czech,Korean.Available to save 2000 single test results and 1000 group test results. Can realize...
Table 1. Rockwell standard hardness scales and applications. Scale symbolIndenterMajor load (kgf)Typical applications A Diamond (two scales—carbide and steels) 60 Cemented carbides, thin steel, shallow case-hardened steel B 1.588 mm ball 100 Copper alloys, soft steels, aluminum alloys, malleable ...
7. Rockwell hardness directly on the dial can display, digital display, convenient operation, quick and intuitive, applicable to mass production. Hardness with the indentation diameter measurement, then the look-up table or calculation, complex operation. 8. under certain conditions, HB and HRC can...