pipa bulat
kg/m (Pipa baja karbon / gi){{0}} [OD(mm)-WT(mm)]*WT(mm)*0,02466
pipa persegi atau pipa persegi panjang
kg/m(pipa baja karbon/ gi)= {[OD1(mm) plus OD2(mm) plus OD3(mm) plus OD4(mm)]/3.14-WT(mm)} *WT(mm)*0.02466
pipa bulat
kg/m (Pipa baja karbon / gi){{0}} [OD(mm)-WT(mm)]*WT(mm)*0,02466
pipa persegi atau pipa persegi panjang
kg/m(pipa baja karbon/ gi)= {[OD1(mm) plus OD2(mm) plus OD3(mm) plus OD4(mm)]/3.14-WT(mm)} *WT(mm)*0.02466
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