Monobloc Pistons Type I, II, III
Destination:
The pistons are used as spare parts for Hydraulic Groups from Oil industry which transport water, stem treated with crude oil and Diesel oil, at 90°C maximum temperature.
The pistons are fastened on the conic extremity of piston rod and are tightened by way nuts and counternuts.
Contents
1. Piston body IC45 / SR EN 10083
2. Sleeve rubber
Constructive characteristics:
The piston is one ensemble done by body piston which is vulcanized the rubber sleeve.
Technical and operating characteristics
- working medium: water, stem
- working temperature: max. 90°C
Main materials
- Piston body: casted or forged carbon steel
- Rubber sleeve
Piston type | Size Inches |
Nom. diam. mm |
Length of body mm |
Outside diam. gasket | Tapering | Little diam. int. cone | Ground diam. int. cone |
IA | 3 | Ø75 -0,4 -0,7 | 124±0,2 | Ø77±1 | 1:12 | Ø31+0,17 | Ø39,5 +0,08 |
3½ | Ø90-0,4 -0,7 | Ø92±1 | |||||
4 | Ø100-0,4 -0,7 | Ø102±1 | |||||
4½ | Ø115-0,4 -0,7 | Ø117±1 | |||||
5 | Ø125-0,4 -0,7 | Ø127±1 | |||||
IIA | 4 | Ø100-0,4 -0,7 | 100±0,2 | Ø102±1 | 1:12 | Ø40+0,17 | Ø47 +0,08 |
4½ | Ø115-0,4 -0,7 | Ø117±1 | |||||
4¾ | Ø120-0,4 -0,7 | Ø122±1 | |||||
5 | Ø125-0,4 -0,7 | Ø127±1 | |||||
IIIA | 4 | Ø100-0,4 -0,7 | 136±0,2 | Ø102±1 | 1:12 | Ø54 +0,2 | Ø64 +0,08 |
4½ | Ø115-0,4 -0,7 | Ø117±1 | |||||
4¾ | Ø120-0,4 -0,7 | Ø122±1 | |||||
5 | Ø125-0,4 -0,7 | Ø127±1 | |||||
5½ | Ø140-0,4 -0,8 | Ø142±1 | |||||
5¾ | Ø145-0,4 -0,8 | Ø148±1 | |||||
6 | Ø150-0,4 -0,8 | Ø154±1 | |||||
6¾ | Ø170-0,4 -0,8 | Ø174+2 -1 | |||||
IIIB | 6¼ | Ø160-0,5 -0,8 | 136±0,2 | Ø164+2 -1 | 1:12 | Ø54+0,2 | Ø64 +0,08 |
7¼ | Ø185-0,4 -0,9 | 150±0,2 | Ø189+2 -1 | ||||
7½ | Ø190-0,4 -0,9 | 150±0,2 | Ø195+2 -1 | ||||
7¾ | Ø195-0,4 -0,9 | 150±0,2 | Ø200+2 -1 | ||||
8 | Ø200-0,4 -0,9 | 150±0,2 | Ø205+2 -1 | ||||
8½ | Ø215-0,4 -0,9 | 150±0,2 | Ø220+2 -1 |