Category: QUALITY

GALVANIZED COATING THICKNESS REQUIREMENT ASTM A123

ASTM A123/A123M covers individual steel pieces as well as assemblies of various classes of material. The six material categories covered in ASTM A123/A123M include structural shapes, plate, strip and bar, pipe and tubing, wire, and reinforcing bar. A fabrication can have more than one material category such as a frame assembly.…

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Pressure Reducing Valve

A pressure-reducing valve maintains lower pressures in branches of hydraulic systems. The system relief valve or other pressure-setting device determines upstream main system pressure. A pressure-reducing valve is normally an open, 2-way valve that allows system pressure fluid to flow through it until a set pressure is reached downstream. It then shifts…

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