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Impact Test, 25Nm Didactic Equipment Vocational Education Equipment Mechanical Training Equipment

Item No.: WP 400
Impact Test, 25Nm Didactic Equipment Vocational Education Equipment Mechanical Training Equipment
Description
WP 400 Impact Test, 25Nm Didactic Equipment Vocational Education Equipment Mechanical Training Equipment

Classic Charpy notched-bar impact test; specimens with different cross-sections and materials
Features
- Charpy notched-bar impact test
- classic method from destructive materials testing for quality control and analysis of the fracture behaviour of metallic materials
- pendulum impact tester based on DIN EN ISO 148-1
Learning objectives/experiments
- determine the notched-bar impact work
- determine the notched-bar impact strength
- analyse the fracture surface characteristics
- plot a notched-bar impact work–temperature diagram
- influence of notch shape, material and specimen temperature on the notched-bar impact work
Specification
[1] classic Charpy notched-bar impact test
[2] pendulum impact tester based on DIN EN ISO 148-1
[3] hammer mass can be varied by adding or removing weights
[4] brake to reduce the residual energy


[5] safe operation thanks to two-hand release of the hammer
[6] required protective cover for pendulum impact tester vailable as accessory WP 400.50
[7] scale for displaying the notched-bar impact work
[8] notched-bar impact specimens (U/V/R notch): free cutting steel, heat treatable steel, construction steel, brass
[9] system for data acquisition (WP 400.20) available as an option
Technical data
Pendulum impact tester
- work capacity
-- 15Nm
-- 25Nm (with extra weights)
- hammer
-- weight: 2,05kg and 3,42kg (with extra weights)
-- extra weights: 4x 0,342kg
-- impact velocity: 3,8m/s
-- head: 745mm
Supports for specimens
- gap: 40mm
Notched bar impact specimens
- LxW: 10x5mm, 10x10mm
- cross-section at the notch root: 10x7mm, 10x5mm, 10x3mm
Specimen materials
- free cutting steel
- heat treatable steel
- construction steel
- brass
LxWxH: 1000x300x1000mm
Weight: approx. 55kg