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Plug: the mouth of the just don't need to be in the pipeline plugging and sealing effect.And the blind flange, head and cap are gay.
Concrete plug (concrete) products made of plugging holes. Used to plug concrete circular orifice two small cylinder head round hole, prevent the pouring concrete into the hole
Welding plug holes blocked up by welding.
Plug is divided into four square plug, hexagonal plug, round plug, executive standard ANSI B16.11, GB/T14383, BS, 3799,
Plug, also known as cap, LIDS, pipe cap, cocks, mounted outside the pipe thread to cover wall pipe fittings.Used for closed pipeline, function the same as the tube wall, can spin on the pipe directly, not need other fittings.Plug including convex plug, conical shell, variable diameter section, the design of the flat cover and tighten.
Convex plug
Convex plug include: hemispherical plug, oval plug, disc plug and QiuGuanXing plug.
