Technical reference
Cross-references
Side-by-side tables of equivalent grades and classes in US, UK, EU, Indian and Japanese standards.
Structural steel grades
Structural steel grades in the USA, UK, EU, India and Japan line up by minimum yield strength: about 250 MPa (A36, S235/S275, E250, SS400), about 350 MPa (A572 Grade 50 / A992, S355, E350, SM490) and about 410–450 MPa (A572 Grade 60/65, S450, E410/E450, SM570).
Read the reference →Rebar grades
Rebar grades are named after their minimum yield strength: Grade 60 (420 MPa) in the USA, B500B or B500C (500 MPa) in the UK and EU, Fe 415 to Fe 600 in India and SD295 to SD490 in Japan.
Read the reference →Bolt property classes
Metric bolts in the UK, EU, India and Japan all use the ISO 898-1 property classes (4.6, 8.8, 10.9, 12.9), while US inch bolts use SAE J429 grades and ASTM specifications.
Read the reference →Galvanizing standards
Hot-dip galvanizing is specified by ASTM A123 (fabrications), A153 (hardware) and A767 (rebar) in the USA, EN ISO 1461 in the UK and EU, IS 4759 in India and JIS H 8641 in Japan.
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