SS stand for Structural Steel,400 for grade, AISI 1018, En 1a, St37 are equivalent steel.
no
CK22 is the equivalent DIN grade for EN3A
1020
EN 10027 is described for the designation system of steel. So no matched with other nation's steel grade.
SS stand for Structural Steel,400 for grade, AISI 1018, En 1a, St37 are equivalent steel.
Equivalent material e36
no
API 5l X52
CK22 is the equivalent DIN grade for EN3A
EH 36
1020
q345b is equivalent to grade 50
REQUIRED EQUIVALENT GRADE FOR THIS GRADE sa 516 gr 70 .
SPFH 540 In JIS & FeE355 in ISO
EN 10027 is described for the designation system of steel. So no matched with other nation's steel grade.
Astm a572-50