ASME STANDARDS PCC-2 AND 3
Last month we spoke about ASME’s post-construction standard PCC-1, which covers assembly of bolted flanges. ASME also publishes standards PCC-2, Repair of Pressure Equipment and Piping, and PCC-3, Inspection…
ASME Code, TEMA and API Facts
Category: ASME Code, TEMA and API Facts
ASME PCC-1
The primary code that applies to nearly all pressure vessels and heat exchangers is the ASME Boiler and Pressure Vessel Code, Section VIII, Division 1. It contains all the requirements…
PNEUMATIC TESTING
The code requires all vessels to be pressure tested before they can be stamped and certified. The standard pressure test is a hydrostatic test, in which the vessel is…
WELD SYMBOLS
Weld symbols are critical in any ASME code design and technical drawing. They serve as a universal language between the designer, customer, and the welder, ensuring that all requirements for each…
TYPES OF EXPANSION JOINTS
The last newsletter discussed how differential thermal expansion in fixed tubesheet exchangers might require an expansion joint. Two types of expansion joints are commonly used in exchangers: flanged and flued…
Expansion Joints in Heat Exchangers
In order to exchange heat, a heat exchanger always has a hot side and a cold side. The hotter fluid can be on either the shell or tube side, but the…
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