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Standards, Certifications & Patents |
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American
Bureau of Shipping All
Hellan Strainers on this website have been certified for service
in fuel oil, lube oil, fresh water, and sea water service by
the American Bureau of Shipping. ABS has rated Hellan
Strainers for 150 PSI (10.34 bars) MAWP to 740 PSI (51.02 bars)
MAWP; depending on flange class, construction materials, and
temperature of the process fluid.
Underwriters
Laboratories
Non-automatic Hellan Strainers, constructed
of cast iron, cast steel, or cast stainless steel in pipe sizes
from 2" through 4" with screen perforations of 3/32",
1/8", or 3/16" are listed with Underwriters Laboratories
(Re-examination service) and are UL listed under Strainers,
Pipe Line (HLCV), file EX 1708(N), "Fire Main Pipeline
Strainer."
American
Society of Mechanical Engineers
Hellan Strainers are designed inaccordance with ASME Boiler
and Pressure Vessel Code Section 8. All strainers are proof
pressure tested at 150% of their maximum allowable operating
pressure.
Det
Norske Veritas - ISO9001 Certified
Quality systems certified by Det Norske Veritas to
ISO-9001 International Standard.
National
Fire Sprinkler Association,Inc.
Cleveland Gear is a member of the National Fire Sprinkler Association,
Inc.