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- Trunnion Mount Ball Valve
- 1,Self-relieving structure:In case of an abnormal rise of pressure in the valve body cavity,a trunnion ball valve of a self-relieving seat design will automatically relieve excess pressure to the lower pressure side of the valve,while a trunnion ball valv
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Zhejiang Petrochemical Valve Co.,Ltd
[Verified]
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Negotiable
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