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Duplex Plug Gasket

Duplex Plug Gaskets, Duplex Heat Exchanger Plug Gaskets & Industrial Sealing Components Supplier in Mumbai, India

Unifit Metal Alloys is a manufacturer and supplier of Duplex Plug Gaskets in Mumbai, India, offering precision-made metallic sealing components for industrial equipment exposed to pressure, corrosive fluids and demanding operating conditions. Our gaskets are designed for applications where strong sealing performance and resistance to aggressive environments are required.

Duplex Plug Gaskets are manufactured from duplex alloy materials that combine high mechanical strength with excellent resistance to pitting, crevice corrosion and stress corrosion cracking. This makes them suitable for sealing applications where conventional materials may not provide adequate service life.

Duplex Plug Gasket, Duplex Heat Exchanger Plug Gasket and Duplex Industrial Sealing Gasket Manufacturer & Supplier in India

The gaskets are fitted between plugs and their mating surfaces to help prevent leakage and maintain the sealing integrity of industrial equipment. Their durable metallic construction provides reliable performance under changing pressure, temperature and process conditions.

At Unifit Metal Alloys, we supply Duplex Plug Gaskets in various sizes, thicknesses and configurations. Standard dimensions are available for maintenance and replacement requirements, while customized gaskets can be produced according to customer drawings, plug dimensions and equipment specifications. Our Duplex Plug Gaskets are suitable for heat exchangers, condensers, pressure vessels, chemical-processing equipment, offshore systems, marine applications, refineries, petrochemical plants, oil and gas facilities and power-generation equipment.

Get the Best Quote for Duplex Plug Gaskets. We Stock Duplex Plug Gaskets in Various Sizes, Dimensions and Specifications. Contact Us Today for a Competitive Quote.

Duplex Plug Gasket Specifications

Property Duplex 2205 (UNS S31803 / S32205)
Material Grade Duplex Stainless Steel 2205, UNS S31803 / S32205
Density 7.80 g/cm³
Melting Point 1350–1400°C
Gasket Type Duplex Stainless Steel Plug Gasket
Size Range Standard and custom sizes available
Pressure Rating Custom-engineered to meet project requirements and applicable standards
Temperature Range Suitable for high-temperature and high-pressure applications, depending on grade and service conditions
Corrosion Resistance Excellent resistance to pitting, crevice corrosion and stress-corrosion cracking
Applications Heat Exchangers, Boilers, Condensers, Pressure Vessels, Oil & Gas Equipment and Industrial Piping Systems

Duplex Plug Gasket Chemical Composition

Element Duplex 2205 (S31803) Duplex 2205 (S32205)
Carbon, C 0.030 max 0.030 max
Manganese, Mn 2.00 max 2.00 max
Silicon, Si 1.00 max 1.00 max
Phosphorus, P 0.030 max 0.030 max
Sulfur, S 0.020 max 0.020 max
Chromium, Cr 21.0 – 23.0 22.0 – 23.0
Molybdenum, Mo 2.5 – 3.5 3.0 – 3.5
Nickel, Ni 4.5 – 6.5 4.5 – 6.5
Nitrogen, N 0.08 – 0.20 0.14 – 0.20
Iron, Fe Balance Balance

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Duplex Plug Gasket Mechanical Properties

Property Duplex 2205 (UNS S31803) Duplex 2205 (UNS S32205)
Tensile Strength 620 MPa (90 ksi) min 655 MPa (95 ksi) min
Yield Strength (0.2% Offset) 450 MPa (65 ksi) min 450 MPa (65 ksi) min
Elongation 25% min 25% min
Hardness 31 HRC max 31 HRC max
Density 7.80 g/cm³ 7.80 g/cm³
Impact Strength High toughness and impact resistance High toughness and impact resistance

Ready Stock of Duplex Plug Gasket

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Duplex Plug Gasket Application Industries

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