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GASKET PIPE
All Harvel piping products are manufactured in strict compliance
with applicable industry standards and specifications to ensure
consistent quality; Harvel gasket pipe is no exception. Since integral
gasket bells are available on a variety of pipe dimensions, applicable
standards are dependent on the pipe dimension chosen. All Harvel
PVC pipe is manufactured from a Type I, Grade I PVC material per
ASTM D1784. All Harvel gasket pipe utilizes flexible elastomeric
seals for pressure pipe which, when properly assembled, meet the
requirements of push-on joints per ASTM D3139. The gaskets used
are manufactured in strict compliance with ASTM F477 requirements.
Harvel SDR Series gasketed pipe is manufactured in strict compliance
with ASTM D2241. Harvel PVC Schedule 40, 80 and 120 gasketed pipe
is manufactured in strict compliance with ASTM D1785.
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SAMPLE SPECIFICATION
All gasket pipe shall be manufactured from Type I, Grade I Polyvinyl
Chloride (PVC) material with a Cell Classification of 12454-B per
ASTM D1784. The pipe shall be manufactured in strict compliance
with ASTM D1785 when Schedule 40, 80 or 120 dimensions are specified,
or shall be manufactured in strict compliance with ASTM D2241 when
SDR Series dimensions are specified. All pipe shall consistently
meet the applicable quality-assurance test requirements of these
standards with regard to material, workmanship, burst pressure,
flattening and extrusion quality. All gasket seals shall meet the
requirements of ASTM D3139 for flexible joints for plastic pressure
pipe, and the gasket material shall meet and/or exceed the requirements
of ASTM F477 for elastomeric seals. All gasket pipe shall be produced
in the USA using domestic materials, by an ISO 9001-certified manufacturer,
and shall be stored indoors after production at the manufacturing
site until shipped from the factory. This pipe shall carry the National
Sanitation Foundation (NSF) seal of approval for potable water applications.
All gasket pipe shall be manufactured by Harvel Plastics, Inc.
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