46 C.F.R. PART 53--HEATING BOILERS
TITLE 46--Shipping
CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
SUBCHAPTER F--MARINE ENGINEERING
PART 53--HEATING BOILERS
Subpart 53.01--GENERAL REQUIREMENTS
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| Incorporation by reference.
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| Adoption of section IV of the ASME Code.
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| Service restrictions and exceptions (replaces HG-101).
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Subpart 53.05--PRESSURE RELIEVING DEVICES (ARTICLE 4)
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| Safety valve requirements for steam boilers (modifies HG-400 and HG-401).
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| Relief valve requirements for hot water boilers (modifies HG-400.2).
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| Materials (modifies HG-401.2).
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| Discharge capacities and valve markings.
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Subpart 53.10--TESTS, INSPECTION, STAMPING, AND REPORTING (ARTICLE 5)
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| Inspection and tests (modifies HG-500 through HG-540).
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| Certification by stamping.
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| Manufacturers' data report forms.
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Subpart 53.12--INSTRUMENTS, FITTINGS, AND CONTROLS
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| General (modifies HG-600 through HG-640).
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