精品文献
upvc多孔管国标壁厚
PVC/PE多孔管机组
PVC/PE多孔管机组
PVC/PE多孔管机组
UPVC管材壁厚
0.63Mpa 0.8 Mpa 1.0 Mpa 1.25Mpa 1.6 Mpa 2.0 Mpa 2.5 Mpa ￠20 2.00 +0.4 2.30 +0.5 ￠25 2.00 +0.4 2.30 +0.5 2.80 +0.5 ￠32 2.00 +0.4 2.40 +0.5 2.90 +0.5 3.60 +0.6 ￠40 2.00 +0.4 2.40 +0.5 3.00 +0.5 3.70 +0.6 4.50 +0.7 ￠50 2.00 +0.4 2.40 +0.5 3.00 +0.5 3.70 +0.6 4.60 +0.7 5.60 +0.9 ￠63 2.00 +0.4 2.50 +0.5 3.00 +0.5 3.80 +0.6 4.70 +0.8 5.80 +0.9 7.10 +1.1 ￠75 2.30 +0.5 2.90 +0.5 3.60 +0.6 4.50 +0.7 5.60 +