Q690D

belongs to high strength structural steel welding.690 Q represents the yield strength, on behalf of the yield strength value, D on behalf of the steel grade;Common plate steel plate

Quality grade respectively, A, B, C, D, E.D the impact of the steel plate is 20 ° C -. can be referred to as the yield strength of 690 mpa good low temperature resistance of identity. steel high yield strength and tensile strength, widely used in coal mine machinery, engineering machinery, such as hydraulic support, port cranes, flat delivery truck WuGang chopped 153 -7873- 8812, WuGang Zhou 180Yi 3717 2227 to pick up the goods.

Second, the status of delivery:

TMCP + tempering, and conditioning, delivery WuGang chopped 8812, WuGang Zhou 180Yi 3717 2227to pick up the goods

standard: GB/T GB/T

similar grades: WuGang W, ASTM S HG785D wisco