... /S3.2/PN2.0, SDR6/S2.5/PN2.5 Safety coefficient: C=1.5 Manufacturing Standard: GB/T 18742.2-2002 ... 4 120-25 25 80m 52 3.5 18.0 120-32 32 52m 32 4.4 23.0 120-40 40 ... 32m 40 5.5 28.8 120-50 50 ... PRODUCTS NAME: HOT WATER PIPEPIPE SERIES: SDR6/S 2.5/PN2.5 COLOR: WHITE, GREY, GREEN,yellow,red or othersFORM ... 25mm 80m 25 4.2 16.6 130-32 32mm 56m 32 5.4 21.2 130-40 40mm 32m 40 ...