1.- Compare with single wall pipe, The twin wall boom pipe have longer lifetime .User do not need change concrete pump boom pipe frequently ,and improve pumping efficiency.
2.- The inner wall thickness is 3mm and the inner wall is casting ( high chrome cast iron ). The outer wall is protective layer with thickness 2mm. Working lifetime is more than 80,000CBM
3.- HBYM GROUP, as factory, it is available to produce different length of concrete pump twin wall boom pipe .
4.- 关于涂料，我们使用耐高温的烤漆。可提供任意颜色供您选择。.
5.- We also produce other quality twin wall pipe , include : 60,000CBM twin wall pipe and 100,000 CBM twin wall pipe
The twin wall boom pipe is mainly used in concrete boom pump . Its lifetime is 80,000CBM . Compared with another 3+2mm twin wall pipe , its quality is better .
| 产品名称 | Concrete pump twin wall boom pipe |
| 维度 | DN125/5.5″ x 3000mm x (3.0+2.0)mm |
| 厚度 | Inner wall thickness 3.0mm , outer wall thickness 2.0mm |
| Inner Wall | Casting ( High Chrome Cast Iron ) |
| 法兰 | SK148mm with Chrome Carbide Insert |
| 工作压力 | 85巴（1233磅/平方英寸） |
| Working life | more than 80,000CBM |
