PE燃氣管采用單螺桿超高(gao)交聯聚(ju)乙烯管材擠出工藝，是利用柱(zhu)塞對物料(liao)施(shi)加200~500MPa的(de)超高(gao)壓，使物料(liao)在溫(wen)度(du)240~260℃的(de)加長口模中發生交聯的(de)一種直(zhi)接擠出技術(shu)。該技術(shu)產品質(zhi)量穩定(ding)、結構均一。 |
PE Fuel Gas Pipe adopts the single screw cross-linked polyethylene extrusion processing with extra high tension,which may exert the extra high tension of 200-500MPa on the materials by utilizing the plunger,it belongs to one kind of direct extrusion processing,to make the materials become cross-linked in the lengthened neck ring mold with the temperature of 240~260℃。This technical product has good features as stable quality and uniform structure. |
PE燃氣(qi)管選用優質進(jin)口燃氣(qi)管道(dao)專用原料制造，具有記憶(yi)膨脹效用，確保管件熱(re)熔(rong)焊接(jie)質量。重量輕、柔韌性好、抗沉(chen)降性優異(yi)、耐(nai)化(hua)學性能好、耐(nai)環境(jing)應力(li)開裂性優異(yi)、施(shi)工簡單、土方量少、管道(dao)維(wei)護費用低(di)、工程造價低(di)，使用壽命達50年以上。 |
PE Fuel Gas Pipe adopts the high quality imported raw materials special for the production of fuel gas pipe.It has the effection of memory expansion.It may ensure the welding quality of pipe hot melting.It has the good performance characters such as light in weight,good flexibility,excellent resistant settleability,good chemical resistance,excellent environmental stress cracking resistance,simple in construction,less in earth volume,low expenses in pipe maintencance,low in engineering cost,and over 50 years in using life. |
產品主要用于(yu)燃(ran)氣(qi)(qi)工業燃(ran)氣(qi)(qi)輸配領域中，-20℃~——40℃人工煤氣(qi)(qi)或液化石油等工作不大于(yu)0.4MPa,可燃(ran)氣(qi)(qi)氣(qi)(qi)體的輸送。 |
The products is mainly used for the fuel gas distributing of fuel gas industry,for -20℃~——40℃ manufactured gas or LPG(liquefied petroleum gas)with working pressure less than 0.4MPa,transporting of combustible gas. |
公稱外徑
Nominal diameter
mm |
壁厚 Thickness mm |
| SDR11 |
SDR17.6 |
公稱壓力(MPa)≤0.4MPa
Nominal pressure≤0.4MPa |
公稱壓力(MPa)≤0.2MPa
Nominal pressure≤0.2MPa |
| 25 |
3.0 |
2.3 |
| 32 |
3.0 |
2.3 |
| 40 |
3.7 |
2.3 |
| 50 |
4.6 |
2.9 |
| 63 |
5.8 |
3.6 |
| 75 |
6.8 |
4.3 |
| 90 |
8.2 |
5.2 |
| 110 |
10.0 |
6.3 |
| 125 |
11.4 |
7.1 |
| 160 |
14.6 |
9.1 |
| 180 |
16.4 |
10.3 |
|
公稱外徑
Nominal diameter
mm |
壁厚 Thickness mm |
| SDR11 |
SDR17.6 |
公稱壓力(MPa)≤0.4MPa
Nominal pressure≤0.4MPa |
公稱壓力(MPa)≤0.2MPa
Nominal pressure≤0.2MPa |
| 200 |
18.2 |
11.4 |
| 225 |
20.5 |
12.8 |
| 250 |
22.7 |
14.2 |
| 315 |
28.6 |
17.9 |
| 355 |
32.3 |
20.2 |
| 400 |
36.4 |
22.8 |
| 450 |
40.9 |
25.6 |
| 500 |
45.5 |
28.4 |
| 560 |
50.9 |
31.9 |
| 630 |
57.3 |
35.8 |
| 710 |
64.5 |
40.3 |
| 800 |
72.7 |
45.5 |
|
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