- Contact Person : Mr. Ding Peng
- Company Name : Zibo Ranpeng Material Sales Co., Ltd.
- Tel : 86-0533-6423333,13853381346
- Fax : 86-0533-6192727
- Address : Shandong,Zibo City,Zhoucun District Meihe Industrial Park
- Country/Region : China
- Zip : 255300
composite steel pipes stainless steel lined
composite steel pipes stainless steel lined1.Thickness:2.5-12mm2.OD:15-750mm3.short delivery time4.saving cost about 50%
Composite stainless steel lined pipes
1.Application: water supply, heat supply, air conditioning, fire control, chemical, pharmaceutical, oil, food, electric power, metallurgy, and corrosion prevention of the high demand industry.
2.Main Performance Parameters
NO. | Test Item. | Technical Requirements |
1 | Flattening test (DN>50mm) | Not happen welds crack. |
2 | Hydraulic test | According to the GB/T 241 standard. |
3 | Combination of strength test | Not less than 0.2MPa. |
4 | Hygiene test | According to the GB/T 17219 standard. |
3.Stainless Steel Lined Pipe Specifications
Nominal Diameter (DN) | Composit Pipe | Minimum thickness of Stainless steel layer | |||||||||||
External Diameter (Dw) | Thickness (T) | Length | |||||||||||
Diameter | Allowable Deviation | Thickness | Allowable Deviation | Length | Allowable Deviation | ||||||||
15 | 21.3 | ±0.5% | 2.8 | ±12.5% | 6000 | +20 - 0 | 0.25 | ||||||
20 | 26.9 | 2.8 | 0.25 | ||||||||||
25 | 33.7 | 3.2 | 0.25 | ||||||||||
32 | 42.4 | 3.5 | 0.30 | ||||||||||
40 | 48.3 | 3.5 | 0.35 | ||||||||||
50 | 60.3 | ±0.75% | 3.8 | 0.35 | |||||||||
65 | 76.1 | 4.0 | 0.40 | ||||||||||
80 | 88.9 | 4.0 | 0.45 | ||||||||||
100 | 114.3 | 4.0 | 0.50 | ||||||||||
125 | 139.7 | 4.0 | 0.50 | ||||||||||
150 | 168.3 | 4.5 | 0.60 | ||||||||||
200 | 219.1 | ±% | 5.0 | 0.70 | |||||||||
250 | 273.0 | 6.0 | 0.80 | ||||||||||
300 | 323.9 | 7.0 | 0.90 | ||||||||||
350 | 377.0 | 8.0 | 4000~9000 | 1.00 | |||||||||
400 | 426.0 | 8.0 | 1.20 | ||||||||||
450 | 480.0 | 8.0 | 1.20 | ||||||||||
500 | 530.0 | 8.0 | 1.20 | ||||||||||
composite steel pipes stainless steel lined
