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SA 105 / SA 105N Header Plug

SA 105 / SA 105N Header Plugs, SA 105 / SA 105N Shoulder Plugs & Industrial Heat Exchanger Sealing Components Supplier in Mumbai, India

Unifit Metal Alloys is a manufacturer and supplier of SA 105 / SA 105N Header Plugs in Mumbai, India. We provide carbon steel header plugs for heat exchangers, air-cooled heat exchangers and other industrial heat-transfer equipment where dependable tube isolation and closure are required.

SA 105 / SA 105N Header Plugs, also known as shoulder plugs, are designed for installation in the header box of heat exchanger systems. They provide access to individual tubes for inspection, cleaning and maintenance while allowing a leaking or damaged tube to be isolated from service. This makes them a useful component for routine servicing as well as emergency maintenance work.

SA 105 / SA 105N Header Plugs, SA 105 / SA 105N Shoulder Plugs & Industrial Heat Exchanger Sealing Components Manufacturer and Supplier in Mumbai, India

SA 105 is a carbon steel forging grade commonly selected for pressure-containing components because of its good mechanical strength and suitability for industrial service. SA 105N Header Plugs are supplied in the normalized condition, providing a suitable combination of strength and toughness for demanding applications.

At Unifit Metal Alloys, we supply SA 105 / SA 105N Header Plugs in different sizes, dimensions and configurations. Products can be offered according to header box design, tube dimensions, plug diameter, shoulder dimensions and gasket requirements. Customized specifications can also be considered based on customer drawings and equipment requirements. These header plugs are commonly used in heat exchangers, air-cooled heat exchangers, fin fan coolers, refineries, petrochemical plants, oil and gas facilities, power-generation units and chemical processing plants.

Get the Best Quote for SA 105 / SA 105N Header Plugs. We Stock SA 105 / SA 105N Header Plugs in Various Sizes, Dimensions and Specifications. Contact Us Today for a Competitive Quote.

SA 105 / SA 105N Header Plug Specifications

Specifications
Standard : ASTM A105, A350 / ASME SA105, SA350
Diameter : Min .375-9.525 , Max 2.5 in 63.5 mm
Length : Max 6 in 152.4 mm
Maximum Pressure : 150 PSI

Chemical Composition of SA 105 / SA 105N Header Plug

Element Content
Carbon (C) 0.30% – 0.60%
Manganese (Mn) 0.60% – 1.35%
Phosphorus (P) Max 0.035%
Sulfur (S) Max 0.035%
Silicon (Si) 0.10% – 0.60%
Chromium (Cr) Max 0.30%
Nickel (Ni) Max 0.40%
Copper (Cu) Max 0.40%

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SA 105 / SA 105N Header Plug Mechanical Properties

Property Requirement
Tensile Strength Minimum 485 MPa (70 ksi)
Yield Strength Minimum 250 MPa (36 ksi)
Elongation (in 50 mm) Minimum 22%
Reduction of Area Minimum 30%
Hardness (Brinell, HBW) 143 – 187 HB

Ready Stock of SA 105 / SA 105N Header Plug

SA 105 / SA 105N Header Plugs
SA 105 / SA 105N Shoulder Plugs
SA 105 / SA 105N Fin Fan Header Plugs
SA 105 / SA 105N Tube Header Plugs
SA 105 / SA 105N Header Box Plugs
SA 105 / SA 105N Header Closure Plugs
SA 105 / SA 105N Header Sealing Plugs
SA 105 / SA 105N Threaded Header Plugs
SA 105 / SA 105N Forged Header Plugs
SA 105 / SA 105N Precision Header Plugs
SA 105 / SA 105N Custom Header Plugs
SA 105 / SA 105N Shoulder Plugs

SA 105 / SA 105N Header Plug Application Industries

Refineries
90%
Oil and Gas Industry
96%
Power Generation
80%
Pharmaceutical Equipment
85%
Pulp & Paper Industry
88%

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