The Design of the Corner Castings:
The designs of the corner castings are completed by the technical team in charge.
The design of the materials of the corner castings:
JIS SCW480 as per JIS G 5102.

Mechanical properties:
Tensile strength≥430N/mm²   
Yield strength≥220N/mm²
Elongation＞25%;
Low temp impact Akv (-20℃): ≥27J; (-40℃)≥21J