este420 steel plate chemical composition
EStE420 Automobile structure steel plate, DIN 17102 EStE420 structure steel plate Additional Condition UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test este420 manufacture
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