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ANSWER: JFS A 1001 JSH490W steel is the hot rolled steel sheet and strip for automobile use .
JSH490W pickled steel is under the Japanese standard JFS A 1001. JSH490W commercial automobile use steel is commercial quality, the thickness range of JSH490W is from 1.6mm to 12.0mm. The Carbon chemical composition of JSH490W is max 0.25%. The tensile strength of JSH490W steel is min 490 MPa. The yield strength of JSH490W steel is 305MPa to 460MPa, The elongation of JSH490W steel is min 25%.
There are three different surface finish of the JSH490W steel: B ( As hot rolled), P (pickling), S ( Shot blasting)