|
中國城鎮(zhèn)建設(shè)行業(yè)標(biāo)準(zhǔn)CJ/T136-2001給水村塑復(fù)合鋼管 |
|
Steel Pipes of Lining plasteic for water supply |
|
理化性能 |
|
physical and Chemical Property |
|
項目 |
冷水用襯塑鋼管 |
熱水用襯塑鋼管 |
|
project |
plastic inner lining steel pipe for cold water |
plastic inner lining steel pipe for hot water |
|
結(jié)合強度 bond strength |
>0.2Mpa(20N/c㎡) |
>1.0Mpa(100N/c㎡) |
|
彎曲試驗（公稱口徑≤50mm) |
不發(fā)生裂痕，鋼塑不分離 |
不發(fā)生裂痕，鋼塑不分離 |
|
Bend experiment(NB≤50mm) |
no crack,steel plastic not separation |
no crack,steel plastic not separation |
|
壓扁試驗（公稱口徑≥65mm) |
不發(fā)生裂痕，鋼塑不分離 |
不發(fā)生裂痕，鋼塑不分離 |
|
stave experiment(NB≤65mm) |
no crack,steel plastic not separation |
no crack,steel plastic not separation |
|
衛(wèi)生性能試驗 |
符合GB/T17219的要求 |
符合GB/T17219的要求 |
|
sanitation capability experiment |
meet the request of GB/t1721 |
meet the request of GB/t1721 |
|
耐冷熱循環(huán)性能 |
|
三個周期冷熱循環(huán)試驗，襯 |
|
塑層無變形裂紋等，其結(jié)合 |
|
cold and hot resistant circulation property |
強度不低于1.0Mpa |
|
|
|
Three time cold and hot circulation experiment.Plastic lining not flaw and distortionthe bond strength is not under 1.0Mpa |
|
|
|
|
|
|
|
尺寸規(guī)格（mm） |
|
Product specification size |
|
公稱口徑 |
公稱外徑 |
鋼管壁厚 |
內(nèi)襯塑料管厚度 |
鋼管長度 |
|
Norminal diameter |
Norminal bore |
Wall thickness |
Plastic pipe wall thickness |
Length |
|
15 |
21.3 |
2.8 |
1.5±0.2 |
6000 |
|
20 |
26.9 |
2.8 |
1.5±0.2 |
6000 |
|
25 |
33.7 |
3.2 |
1.5±0.2 |
6000 |
|
32 |
42.4 |
3.5 |
1.5±0.2 |
6000 |
|
40 |
48.3 |
3.5 |
1.5±0.2 |
6000 |
|
50 |
60.3 |
3.8 |
1.5±0.2 |
6000 |
|
65 |
76.1 |
4.0 |
1.5±0.2 |
6000 |
|
80 |
88.9 |
4.0 |
2.0±0.2 |
6000 |
|
100 |
114.3 |
4.0 |
2.0±0.2 |
6000 |
|
125 |
139.7 |
4.0 |
2.0±0.2 |
6000 |
|
150 |
165（168.3） |
4.5 |
2.5±0.2 |
6000 |
|
200 |
219 |
4.5 |
2.5±0.2 |
6000 |