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RW Gate Company
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  5. RW - Stainless Steel Stop Gates

RW - Stainless Steel Stop Gates

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Leakage for the hand-pull stop gates shall be restricted to 0.1 gpm/ft or less of the seal perimeter at the design seating head and the design unseating head. Submittals shall include, at a minimum, detailed custom drawings of the gate assembly with dimensional and mounting information and a listing of the materials of construction. General arrangement drawings and cut sheets are not considered acceptable drawings.  

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ASTM A240
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 GENERAL

  1. The hand-pull stop gates for this project shall be provided as specified and as shown in the Contract Documents.     

QUALITY ASSURANCE

  1. The basis for the design of the stop gates is the Model RW4000-S as manufactured by RW Gate Company, Troy, NY.
  2. All gates shall be shop inspected for proper operation prior to shipment.
  3. Welds shall be performed by welders with ASME Section IX or AWS D1.6 certification.
  4. The gate manufacturer shall be ISO 9001:2015 certified.  

MATERIALS OF CONSTRUCTION

  1. All stainless steel referenced in this specification shall be Type 304 (316), ASTM A240 or ASTM A276 unless otherwise indicated herein.
    1. All welded stainless steel components shall be constructed of Type 304L (316L) stainless steel.
    2. All structural stainless steel used in the construction of slides and frames shall have a minimum material thickness of 1/4-inch.
    3. All non-welded stainless steel components, excluding anchor bolts and assembly bolts, shall be Type 304 (316) or Type 304L (316) stainless steel.
    4. Anchor bolts and assembly bolts shall be Type 316 stainless steel.