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316L Stainless Steel 4.5 Inch Flange Gasket, PN100, Pkg Qty 12

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Industrial · SKU: AF6338457

316L Stainless Steel 4.5 Inch Flange Gasket, PN100, Pkg Qty 12

This 4. 5-inch spiral wound gasket is engineered for high-pressure flange connections up to PN100.

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$189.99
$15.83/each(12 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$189.99
11 - 50-5%$180.49
51+-10%$170.99
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Quick Answer

How Buyers Should Evaluate 316L Stainless Steel 4.5 Inch Flange Gasket, PN100, Pkg Qty 12

This 4. 5-inch spiral wound gasket is engineered for high-pressure flange connections up to PN100. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Material: 316L Stainless Steel
  • Size: 4.5 in
  • Standards: Meets Industry Standards

Purchase Details

  • Online price starts at $189.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 12 / 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

Material316L Stainless Steel
Size4.5 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

This 4.5-inch spiral wound gasket is engineered for high-pressure flange connections in critical industrial piping systems. It is designed to create a robust, leak-tight seal capable of withstanding extreme pressures up to PN100, significant temperature variations, and corrosive media. The gasket's construction utilizes a spirally wound V-profile of 316L stainless steel filled with compressible graphite, reinforced with inner and outer centering rings of 316L stainless steel. This design ensures dimensional stability, prevents over-compression, and provides a reliable seal under high bolt loads and system cycling. It is manufactured to meet precise industry dimensional and material standards for guaranteed compatibility and performance.

Key Features

Engineered for high-pressure service up to PN100 rating Constructed with corrosion-resistant 316L stainless steel windings and rings Flexible graphite filler for excellent thermal and chemical resistance Inner and outer centering rings for proper alignment and gasket crush prevention Spiral wound design accommodates flange rotation and surface irregularities Manufactured to industry standards for dimensional consistency Suitable for a wide range of temperatures and aggressive media

Specifications

Material: 316L Stainless Steel Size: 4.5 Inch Nominal Diameter Standards: Meets Industry Standards Connection Type: Flange Pressure Rating: PN100 Gasket Construction: Spiral Wound with Inner and Outer Rings Filler Material: Flexible Graphite Package Quantity: 12 Pieces

Applications

High-pressure process piping in chemical and petrochemical plants Power generation and utility systems Oil and gas transmission and refining operations Industrial heating and cooling systems Any application requiring a reliable seal for ANSI Class 600 equivalent flange connections

Frequently Asked Questions

What are the exact specifications and pressure rating of this 4.5-inch flange gasket?
This is a 4.5-inch (DN100) D-type metal wound gasket constructed entirely from 316L stainless steel (inner/outer rings and winding) with a graphite filler. It is rated for PN100, which corresponds to a pressure rating of approximately 1450 PSI, and is manufactured to meet the HG/T20610-2009 industry standard.
What are the typical applications for this high-pressure, 316L stainless steel gasket?
This gasket is designed for sealing high-pressure, high-temperature flanged connections in demanding industrial systems. Typical use cases include chemical processing, oil and gas pipelines, power generation, and other applications involving corrosive media where 316L stainless steel's superior corrosion resistance is required at temperatures up to 1500°F for the graphite core.
How is this item packaged and sold, and what is the minimum order quantity?
This gasket is packaged and sold in a convenient bulk pack of 12 pieces. The pack quantity is fixed, so the minimum order is one pack containing 12 identical gaskets, which is ideal for maintenance kits or multiple joint installations.
316L Stainless Steel 4.5 Inch Flange Gasket, PN100, Pkg Qty 12 | Machrio