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Cross-Standard Grade Table
Type a grade from either side of the enquiry. Chinese mills quote in GB designations and most overseas drawings arrive in ASTM, AISI or EN, so this looks up the closest known cross-reference in both directions and tells you what still has to be settled on the drawing.
Q345D
Q235A
20# / 45#
42CrMo
GCr15
304 / 316L / 321
C276 / 904L
Results appear here.
A cross-reference names the closest known grade. It is not an equivalence: chemistry ranges and mechanical requirements do not overlap exactly between standards, and the grade written on your drawing is the one we buy to.
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