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Product List

Product [pipe network flange telescopic butterfly] details

Product modelGSd343H/F/X

Product Name: flange expansion butterfly valve

Product features: This butterfly valve is suitable for underground pipe network supply and drainage pipeline for opening and closing or regulating medium flow, with moisture resistance, corrosion resistance, long life and other characteristics. The standard design standard: GB/T12238-1989 flange size: GB/T9113.1-2000; GB/T9113.2-2000 GB/T9115.1-2000; GB/T9115.2-2000: GB/T13927-1992; JB/T9092-199 net test pressure flange telescopic butterfly valve, flange telescopic butterfly valve, telescopic butterfly valve.

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