TongBall Incoloy valve balls are specially designed for high-temperature oxidation/carburizing environments (up to 1100°C).Through controlled hot forging and solution annealing to stabilize microstructure, maintain high strength and resist scaling and embritculation, reliable for furnaces, heat treatment equipment and petrochemical cracking processes involving combustion gas, steam and hydrocarbons.
Size Range | 1/2"- 56" (Custom Sizes Available) | |
| Pressure rating | PN10 - PN420 (Class 150 - 4500) | |
| Ball Material | Incoloy 800, 825, 925, and other alloys | |
| Manufacturing Process | Forging | |
| Coaxiality | ≤0.01mm | |
| Roundness Accuracy | ≤0.02mm | |
| Surface Roughness | Ra ≤ 0.4 μm | |
| Outside Diameter Tolerance | 1/2" - 4" : +0.03 mm | 6" - 12" : +0.05 mm |
| Inner Diameter Tolerance | 1/2" - 4" : 0~ +0.03 mm | 6" - 12" : 0~+0.05 mm |
YONGJIA TONG BALL VALVE CO.,LTD.
Anfeng Industrial zone, Oubei Town Wenzhou China
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