China High Quality Chinese Standard QT450 RSGV, Best Factory Price
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Description
Features:
1. Ductile iron body has more stronger tensile strength, not easy to be broken up.
2- Gland on top design can replace the seal ring easily without cutting the water supply.
3.3 “0”type ring seal can reduce the friction resistance when opening and closing.
4- Easy handling and reliable sealing.
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