PTFE lined diaphragm valve G41F Main parts and materials Part name Material Body/cover Cast steel/Stainless steel/LiningF4/F46 Diaphragm pad F4/F46 Stem Excellent carbon steel/Stainless steel Diaphragm washer Rubber Stem nut 2HMN58-2-2 Handwheel HT200 Technical Standard Design and manufacturing GB12239 Stru more...
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