vT10=[]
        vT20=[]
        vT30=[]
        vT40=[]
        vmin10=[]
        vmax10=[]
        vmin20=[]
        vmax20=[]
        vmin30=[]
        vmax30=[]
        vmin40=[]
        vmax40=[]


if len(SS)>=4:
            j=0
            while j< len(material1):
                if SS[0][0]==material1[j]:
                    print 'j', j
                    letab1=SS[0][0]
                    mat1min1 = var50[j]
                    mat1max1 = var80[j]
                    mat1temp1= var70[j]
                    vT10=vT1[j]      # valeur traitees
                    vmin10=vmin1[j]  # valeur traitees
                    vmax10=vmax1[j]  # valeur traitees
                j+=1

# vT10    = [45.0, 63.0, 87.0, 115.0]
#  vmin10 = [65.0, 82.0, 110.0, 132.0]
#  vmax10 = [66.0, 86.0, 113.0, 134.0]