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D-Shape Metal Wound Gasket, 12.2 Inch, Steel/Graphite, Flange, Pkg Qty 20

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Industrial · SKU: AE0254192

D-Shape Metal Wound Gasket, 12.2 Inch, Steel/Graphite, Flange, Pkg Qty 20

This D-shape metal wound gasket is engineered for high-pressure sealing on 12. 2-inch flanges.

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$169.99
$8.50/each(20 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$169.99
11 - 50-5%$161.49
51+-10%$152.99
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Quick Answer

How Buyers Should Evaluate D-Shape Metal Wound Gasket, 12.2 Inch, Steel/Graphite, Flange, Pkg Qty 20

This D-shape metal wound gasket is engineered for high-pressure sealing on 12. 2-inch flanges. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Material: Steel and Graphite
  • Size: 12.2 in
  • Standards: Meets Industry Standards

Purchase Details

  • Online price starts at $169.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 20 / Each.
  • Lead time: 2-3 weeks.

Use RFQ When

  • Use RFQ when you need bulk pricing, alternate pack sizes, or multi-SKU comparison.
  • Request support when fit, material, or substitute selection needs confirmation before order.
  • Escalate to sourcing when timeline, freight, or stocking strategy matters more than one-off checkout speed.

Technical Specifications

MaterialSteel and Graphite
Size12.2 in
StandardsMeets Industry Standards
Connection TypeFlange
Reel TypeNot Applicable
Hose CapacityNot Applicable
Mount TypeNot Applicable
Product Details

Full Description

Application context, construction notes, and selection details for evaluating fit before purchase or repeat ordering.

Overview

The D-Shape Metal Wound Gasket is a precision-engineered sealing solution designed for high-pressure, high-temperature flange connections in industrial piping systems. Its robust, spiral-wound construction creates a reliable, leak-tight seal that accommodates thermal expansion and flange rotation, making it ideal for demanding process environments. This gasket is manufactured to conform with recognized industry dimensional and material standards, ensuring consistent performance and interchangeability in critical applications.

Key Features

D-shaped design with inner and outer retaining rings for precise alignment and installation stability. Spiral-wound construction combining alternating layers of metal and flexible graphite filler. The metal winding provides mechanical strength and resilience under load. The graphite filler offers excellent sealing, thermal conductivity, and chemical resistance. Engineered for service in systems with high thermal cycling and pressure fluctuations. Retaining rings prevent over-compression and protect the wound seal from handling damage. Suitable for a wide range of industrial media, including steam, hydrocarbons, and various chemicals.

Specifications

Material: Steel winding strips with a graphite filler, 304 stainless steel inner and outer rings. Nominal Size: 12.2 inches. Pressure Rating: Suitable for PN16 flange systems, corresponding to a maximum working pressure of approximately 232 PSI. Standards: Design and dimensions conform to recognized industry standards for spiral wound gaskets. Connection Type: Flange gasket. Package Quantity: 20 pieces per box.

Applications

Primary sealing for pipe flanges, valve bonnets, and pump casings in chemical and petrochemical processing. Sealing for steam lines, heat exchangers, and boiler feed systems in power generation. General high-pressure sealing in oil and gas production, refining, and pipeline infrastructure. Use in industrial heating, cryogenic services, and other applications requiring a resilient, metallic seal.

Frequently Asked Questions

What are the exact dimensions and pressure rating of this D-shaped gasket?
This gasket has a nominal size of 12.2 inches (DN250) and is rated for Pressure Nominal (PN) 16, which corresponds to a pressure rating of approximately 232 PSI at 100°F. It is constructed with a carbon steel outer ring, a 304 stainless steel inner ring, and a graphite filler for a robust seal.
What specific flange applications is this gasket designed for?
This D-shaped, metal-wound gasket with inner and outer rings is designed for sealing raised face flanges in piping systems. It is suitable for use in industrial applications involving steam, oil, gas, and chemical services where a reliable, high-integrity seal is required under the specified pressure and temperature conditions.
How is this gasket packaged for order, and what is the minimum quantity?
This gasket is sold in a bulk pack containing 20 identical pieces. Each gasket is individually packaged or separated within the master carton to prevent damage during shipping and handling.
D-Shape Metal Wound Gasket, 12.2 Inch, Steel/Graphite, Flange, Pkg Qty 20 | Machrio