Vietnamquick coupling connection for hoseExpert

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  • US Coupling -

    American Coupling . Material: Brass or Aluminum. Connection Method: Expansion . Type: Threaded/Screw . Reference Standard: NFPA1963 . Specifications: 1″ 1-1/2″ 2″ 2-1/2 ″ 3″ Types: NH、NST、NPT、BSP . Remarks: Aluminum American coupling often divides into seam and seamless couplings. And the brass one often uses forging technique.

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