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用“bonnet valve”造句大全,bonnet valve造句

MATERIAL AND SERVICE– Cast steel bolted bonnet valves are available in a variety of body/ bonnet materials and trims.

"Where higher operating pressures approach 150 psi, Class 150 union bonnet valves of like construction will be used. Valve ends may be threaded or solder-type."

bonnet valve造句

Pacific cast steel bolted bonnet valves are supplied in a wide range of body/ bonnet materials and trims.

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