Dial Gauge Superficial Rockwell Hardness Testing Machine With Adjustable Dwell Time

Brand Name:iqualitrol
Model Number:iRock-434M
Minimum Order Quantity:1 Set
Delivery Time:10 Working Days
Payment Terms:T/T
Supply Ability:50 Sets per Month
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Location: Dongguan Guangdong China
Address: No. 88, Jiaolian Yiheng Road, Wanjiang district, DongGuan, China (523046)
Supplier`s last login times: within 1 hours
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Product Details

Dial Gauge Superficial Rockwell Hardness Testing Machine With Adjustable Dwell Time


Brief Introduction:

iRock-434M Motorized superficial Rockwell hardness tester adopts the mechanism of automatic loading and unloading of the test force, the test force is regulated by the load-change hand wheel.


Dwell time can be preset, except setting zero to dial, there is no man-made error. The instrument has high sensitivity and stability.


Application range:

Suitable for surface quenched steel, surface heat treating and chemical treating materials, copper alloy, aluminum alloy, sheet, zinc layers, chrome layers, tin layers, bearing steel and cold and hard casting etc.


Technical Specifications:

ModeliRock-434M
Initial Test Force3kgf (29.42N)
Total Test Force15kgf (147.1N), 30kgf (294.2N), 45kgf (441.3N)
IndenterDiamond Rockwell Indenter, ф1.588mmBall Indenter
Loading MethodAutomatic (Loading/Dwell/Unloading)
Hardness ReadingDial
Resolution0.5HR
Dwell Time2~60s
Max. Height of Specimen175mm
Throat165mm
Power SupplyAC220V/50Hz/1Ph
Execute StandardISO 6508, ASTM E-18, JIS Z2245, GB/T 230.2
Dimension520×215×700mm, Packing Dimension: 650×370×950mm
WeightNet Weight: 73kg, Gross Weight: 100kg

Packing List:

NameQtyNameQty
Instrument Main Body1 setDiamond Rockwell Indenter1 pc
ф1.588mmBall Indenter1 pcMiddle Plane Test Table1 pc
Large Plane Test Table1 pcV-shaped Test Table1 pc
Hardness Block 70~85 HR30T1 pcHardness Block 80~90 HR15N1 pc
Hardness Block 65~80 HR30N1 pcWeight A, B, C3 pcs
Power Cable1 pcFuse 2A2 pcs
Level1 pcHorizontal Regulating Screw4 pcs
Screw Driver1 pcSpanner1 pc
Anti-dust Cover1 pcUsage Instruction Manual1 copy

The Rockwell test consists of measuring the additional depth to which a carbide ball or diamond penetrator is forced by a heavy (major) load beyond the depth of a previously applied light (minor) load (SET point).


The minor load is applied first and a SET position is established on the dial gauge or displacement sensor of the Rockwell tester. Then the major load is applied. Without moving the piece being tested, the major load is removed and, with the minor load still applied, the Rockwell hardness number is automatically indicated on the dial gauge or digital display.


The diamond penetrator is used for testing materials such as hardened steels and cemented carbides. The carbide ball penetrators, available with 1/16 inch, 1/8 inch, 1/4 inch, and 1/2 inch diameter, are used when testing materials such as steel-copper alloys, aluminum and plastics to name a few.



Rockwell testing falls into two categories: Regular Rockwell testing (e.g., C and B scales) and Rockwell superficial testing (e.g., 30 N and 30 T scales).


High Rockwell hardness numbers represent hard materials and low numbers soft materials.


China Dial Gauge Superficial Rockwell Hardness Testing Machine With Adjustable Dwell Time supplier

Dial Gauge Superficial Rockwell Hardness Testing Machine With Adjustable Dwell Time

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