ASME SA182 F316L Tubesheet For Heat Exchanger

What is ASME SA182 F316L Tubesheet?

An ASME SA182 F316L tubesheet is a critical component, typically a thick plate with precisely drilled holes, made from low-carbon (L) 316 stainless steel, conforming to the ASTM A182 standard. It is suitable for high-temperature/high-pressure environments and is primarily used in heat exchangers to support tubes, separate fluids, and provide corrosion resistance, especially in corrosive environments such as petrochemical or marine applications. The ASME SA182 F316L tubesheets we supply are among the most commonly used heat exchanger components in refineries and large chemical plants.

 

ASTM A182 F316L Stainless Steel Heat Exchanger Tubesheet Specifications

Property	Specification
Material Grade	ASTM A182 F316L
Material Type	Stainless Steel
Tensile Strength	≥ 520 MPa
Yield Strength	≥ 205 MPa (0.2% Offset)
Elongation	≥ 40% (in 50mm length)
Hardness	≤ 200 HB
Surface Finish	Polished, Annealed, or as specified
Thickness Range	10 mm to 150 mm
Outer Diameter Range	100 mm to 1000 mm (depending on the application)
Standard Thickness for Heat Exchanger	Typically 30 mm to 80 mm
Temperature Resistance	Continuous service up to 870°C (1600°F)

 

 

Exchanger Type

Select the type of heat exchanger.

U-Tube has only one tubesheet. The tubes are bent in the form of a "U." The bundle can removed for maintenance, but the inside of the tube is harder to clean because of the bend.

Fixed has two tubesheets that are fixed at each end of the exchanger and are connected to each other by straight tubes. Both the tubesheets are stationary, so differential thermal expansion can develop between the shell and the tubes. An expansion joint is sometimes required to absorb the thermal growth. You must select a fixed type of tubesheet exchanger to perform finite element analysis  on expansion joints.

Floating has one tubesheet that is fixed (stationary) and one that is free to move. Because one tubesheet floats, any differential thermal expansion between the shell and tubes is absorbed. This category of exchangers is the most versatile and also the costliest. Tubes can also be cleaned easily compared to U-tube exchangers.

Main Applications of ASTM A182 F316L Tubesheets

Chemical and petrochemical industries: Various heat exchangers, condensers, and reactors used to handle corrosive media such as acids, alkalis, and salts.

Marine engineering: Seawater desalination plants, ship heat exchangers, and offshore platform cooling systems.

Pharmaceutical and food industries: Process equipment requiring extremely high material purity and corrosion resistance.

Nuclear power industry: Auxiliary cooling systems and heat exchange equipment for non-nuclear components.

Pulp and paper industry: Handling corrosive chemical solutions.

 

ASTM A182 F316L tube sheets are securely packaged in moisture-proof plastic wrapping, with additional protection provided by wooden crates or steel frames to prevent damage during shipping and ensure safe delivery.