Q：What is the equivalent of Q355 plate in European standard?
A：Q355 is equivalent to S355JR, S355J0, S355J2 in EN 10025 standard. Q355B ≈ S355JR, Q355C ≈ S355J0, Q355D ≈ S355J2.
Q：What is the equivalent of Q355 plate in American standard?
A：There is no exact equivalent in ASTM standard. The closest grades are A572 Grade 50 (yield strength 345 MPa) and A992 (yield strength 345 MPa), which can be used as alternatives in most cases.
Q：What is the equivalent of Q355 plate in Japanese standard?
A：It is equivalent to SS400 with higher strength, or SM490A, SM490B in JIS G3106 standard.
Q：What is the equivalent of Q355 plate in British standard?
A：Equivalent to Fe510B, Fe510C in BS 4360 standard.
Q：Can Q355 plate replace S355JR plate in European projects?
A：Yes, in most structural projects, Q355B can directly replace S355JR. But it is necessary to provide the test report of Q355 plate to meet the technical requirements of the project.