Successfully development of Charpy Bar
Date:8/5/2014 12:13:07 AM
We successfully developed Charpy Bar 2014 and it
was approved by Class I Railroads.
Customized Charpy Bar meets the requirement of Customer from North America and
High and Cold Region.
|
AREMA High strength |
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|
Tensile strength, minimum psi - Mpa |
Yield point, minimum psi - Mpa |
Elongation in 2, minimum percent |
Reduction of area, minimum percent |
Charpy V-notch at -40, ft.lb. - J (Avg. value) |
|
140,000 Psi= 966Mpa |
110,000Psi = 759Mpa |
12 |
25 |
15ft.lb. = 20.4 J |
|
Test report of our rail joint bars |
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|
Tensile strength, minimum psi - Mpa |
Yield point, minimum psi - Mpa |
Elongation in 2, minimum percent |
Reduction of area, minimum percent |
Charpy V-notch at -40, ft.lb. (Avg. value) |
|
1060 Mpa |
930 Mpa |
18 |
52 |
(63+55.6+61.9)/3=60.2 |
|
1130Mpa |
1020Mpa |
16 |
57 |
(40+30+40)/3=36.7 |
|
995 Mpa |
860 Mpa |
18 |
56 |
(94.5+55.5+62.5)/3=70.8 |
