WZW200 Series Cold Bend Testing Machine is specially designed to test bend-resistance performance of reinforced rolling steel bars, building steel reinforcements and steel pipes which completely meet the requirements of ASTM A615 A615M, ISO 7438, GB 232 and other international and national specifications. Generally, the deformed and plain carbon steel bars for concrete reinforcement in cut lengths shall withstand being bent around a pin without cracking on the outside radius of the bent portion.