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Q235B 1mm / 2mm ketebalan Cold Rolled Galvanized Steel Coil Spesifikasi SD Kekerasan (HRB) Kekuatan Hasil (N/mm2) Kekuatan Tarik (N/mm2) nilai n nilai r SPCC-SD 45~55 Nol >=270 Nol Nol SPCC-8D 50~71 Nol SPCC-4D 65~80 SPCC-2D 74~89 SPCC-DQ1 37~47 =270 >0.21 >1,50 SPCD 35~45 =270 >0.21 >1.70 SPCE(N) ... Baca lebih lanjut
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