Grade Q620E
China ISC L06215
Corresponding Standard GB /T 16270-2009
High Strength Structural Steel Plates in The Quenched and Tempered Condition
Classification Alloy Steel
Q620E Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo Ti V Nb B More
Minimum Value - - - - - - - - - - - - - CEV*
Maximum Value 0.2 0.8 1.7 0.02 0.01 1.5 2 0.5 0.7 0.05 0.12 0.06 0.005
1 Approximate Comparison Table High strength structural steel plates in the quenched and tempered condition
China European Standard
GB EN
Q620QE
GB/T 16270-2009
Q620E
GB/T 16270-1996
S620QL
EN 10025-6-2004
2 Approximate Comparison Table High strength structural steel plates in the quenched and tempered condition
China International Organization for Standardization
GB ISO
Q620QE
GB/T 34560-4-2017
Q620E
GB/T 16270-2009
S620QE
ISO 630-4-2012
Q620E Corresponding Standards(Same grade name, different standards)

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