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ZC3-A Concrete Test Hammer
Introduction
This instrument is in line with technical regulations JGJ/T23-2001 ZC3-A type of hammer used to detect 10-60Mpa within the concrete compressive strength, the system standard energy of 2.207J, showing the value of the system as a pointer direct reading of medium-sized Hammer by national verification procedures "concrete Test Hammer" (JJG817-93) and the industry standard "rebound Method compressive strength of concrete technical regulations," the editor Unit - building Science Research Institute of Shaanxi Province producer.
Product Features
Hammer shell with special treatment, high hardness, long-term use of non-draw traces in raw materials processing technology, precision design other aspects of life are greatly improved.
Product Technical Parameters
Length of pointer: 20.00.2(mm)
Friction of pointer: 0.650.15(N)
Sphere semidiameter at the end of the flip rod: 251.0(mm)
Rigidity of flip tensioned spring: 785.040.0(N/m)
Location of flip hammer's hook release: "100" at the scale mark
Work length of flip tensioned spring: 61.5.00.3(mm)
Strike length of flip hammer: 750.3
Hop location of the flip hammer: "0" at the graduated scale
Fixed value of steel anvil: 802 (our products are controlled between 80-81)
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