ASTM A105 HEX Plug,A105 NPT Plug,Shoulder plug,A105N Header Plug /UNF threaded Plug
We are a professional manufacturer of A105 NPT Plug,A105N Shoulder plug,UNF threaded Plug in china.
Plugs just Likes the end caps which are used to seal the end of piping system but plugs are available only in threaded / screwed type
Shoulder plug or header plug are made for plugs type header boxes in air cooled heat exchangers or fin fan air coolers. A shoulder plugs and gasket are located opposite each tube which allows access for inspection and cleaning of individual tubes. Spare plugs and gaskets may be needed to replace originals during routine maintenance or used to plug leaking tubes.
Header Plugs are installed in upstream offshore/onshore oil production and initial processing installations. Header Plugs are made from Stainless Steel 316 , SS 304 ,Duplex ,Super Duplex,Carbon Steel A105N
Please indicate the following when ordering:
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Hex Size
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Plug thread diameter and thread length under the shoulder
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Material
Standard thread diameters, Hex sizes and lengths in 1/8” increments:
3/4” with a 1” Hex—16 UNF Thread lengths 3/4” – 1” in 1/8” increments
1-1/8” with a 1-3/8” Hex—12 UNF Thread lengths 3/4” – 1-1/2” in 1/8” increments
1-3/8” with a 1-5/8” Hex—12 UNF Thread lengths 3/4” -1-1/2” “
1-5/8” with a 1-7/8” Hex—12 UNF Thread lengths 1” – 1-1/2” “
2-1/8” with a 2-3/8” Hex—12 UNF Thread lengths 1” – 1-1/2” “
