-Items within the scope of Sect. I, III,
IV, and X,
-Fired
process tubular heaters,
-Pressure
containers as integral parts or components of rotating or reciprocating
mechanical devices,
-Piping
systems,
-Piping
components,
-Vessels w/120 gal (0.45 m³) nominal
water-containing capacity or less
-Hot water supply storage tank heated by
steam or any other indirect means, providing
(1) Heat input ≤ 200,000
btu/hr (58.Kw)
(2) Water temperature ≤
210 °F (99 °C), and
(3)
Nominal water-containing capacity ≤
120 gal (0.45 m³)
-Pressure (internal/external) ≤ 15
psi (103 kpa)
with no size limitation.
-Inside diameter, width, height or cross section diagonal ≤
6 in. (0.15 m) with no length limitation.
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