Puyang Zhongshi Group Co., Ltd.
Puyang Zhongshi Group Co., Ltd.
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Valve ball and seat for API insert pumps
Product Description
The valve balls and valve seats are made of different materials such as excellent corrosion-resisting stainless steel, tungsten carbide hardness alloy and metal ceramic
Product Features:
| Grade | Binder(Wt%) | Density(g/cm3) | Hardness(HRA) | TRS(≥N/mm2) |
| YG6 | 6 | 14.8 | 90 | 1520 |
| YG6X | 6 | 14.9 | 91 | 1450 |
| YG6A | 6 | 14.9 | 92 | 1540 |
| YG8 | 8 | 14.7 | 89.5 | 1750 |
| YG11 | 11 | 14.40 | 87.0 | 2200 |
| YG12 | 12 | 14.2 | 88 | 1810 |
| YG15 | 15 | 14.0 | 87 | 2050 |
| YG20 | 20 | 13.5 | 85.5 | 2450 |
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