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Q/ASB 89.4-2018
High strength cold rolled steel sheets and strips for motor vehicles - Part 4: high strength low alloy steels
Material Designation Chemical Composition (%)
H240LA(HC240LA)
Min
Max
HC260LA
Min
Max
H280LA(HC280LA)
Min
Max
HC300LA
Min
Max
H320LA(HC320LA)
Min
Max
HC340LA(ZStE340)
Min
Max
HC380LA(ZStE380)
Min
Max
HC420LA(ZStE420、QStE420TM)
Min
Max
HC460LA
Min
Max
HC500LA
Min
Max
HC550LA
Min
Max
For Reference Only
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