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DN400 Stainless Steel Flange Gasket for High-Pressure 63 PSI Systems

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Industrial · SKU: AE0254156

DN400 Stainless Steel Flange Gasket for High-Pressure 63 PSI Systems

This DN400 flange gasket is engineered for high-pressure piping systems rated to 63 PSI.

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$79.99

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QuantityDiscountUnit Price
1 - 10-$79.99
11 - 50-5%$75.99
51+-10%$71.99
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Quick Answer

How Buyers Should Evaluate DN400 Stainless Steel Flange Gasket for High-Pressure 63 PSI Systems

This DN400 flange gasket is engineered for high-pressure piping systems rated to 63 PSI. Use the quick checks below to decide whether direct checkout is enough or whether an RFQ will reduce sourcing risk.

Quick Spec Check

  • Material: Stainless Steel
  • Size: DN400
  • Standards: Meets Industry Standards

Purchase Details

  • Online price starts at $79.99.
  • Minimum order quantity: 1 unit.
  • Availability: Contact for Availability.
  • 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

MaterialStainless Steel
SizeDN400
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 DN400 stainless steel flange gasket is engineered for high-pressure, high-integrity sealing in demanding industrial piping systems. Designed to withstand operating pressures up to 63 PSI, it provides a reliable, leak-tight barrier in critical applications where system failure is not an option. The gasket features a robust D-shaped construction with integrated inner and outer metal rings, ensuring precise alignment on the flange face and preventing gasket blow-out or buckling under high bolt loads. Its corrosion-resistant materials make it suitable for a wide range of aggressive media and high-temperature environments.

Key Features

D-shaped design with integrated inner and outer rings for superior alignment and stability Constructed with a 304 stainless steel inner and outer ring for structural integrity Features a wound sealing element made of 316L stainless steel with a graphite filler Engineered to prevent creep relaxation and maintain seal under high bolt loads Corrosion-resistant construction suitable for challenging chemical and thermal services Conforms to recognized industry standards for dimensional consistency and performance Prevents buckling and extrusion in high-pressure flange connections

Specifications

Material: 304 & 316L Stainless Steel with Graphite Filler Nominal Size: DN400 (approximately 15.75 inches) Pressure Rating: PN63 (63 PSI) Design: D-Type with Inner and Outer Metal Rings Construction: Metal Wound Standards: Manufactured to Comply with Industry Standards Connection Type: Flange Gasket Pack Quantity: 1 Unit

Applications

High-pressure process piping in chemical and petrochemical plants Power generation and utility steam systems Oil and gas transmission and refining pipelines Industrial heating and cooling systems requiring reliable seals Any flange connection requiring a robust, metal-reinforced gasket for 63 PSI service

Frequently Asked Questions

What are the exact dimensions and pressure rating of this DN400 gasket?
This is a DN400 (approximately 16-inch nominal bore) spiral wound gasket designed for a pressure rating of PN63, which equates to 63 PSI. It is constructed with a 304 stainless steel outer ring, a 316L stainless steel inner ring, and a graphite filler, all wound with a 316L metal strip for high-temperature and corrosive service.
For what specific applications is this high-pressure flange gasket suitable?
This gasket is engineered for sealing high-pressure connections in piping systems, specifically for 16-inch flanges in demanding industrial applications like chemical processing, power generation, or oil and gas. Its 316L stainless steel and graphite construction makes it ideal for services involving high temperatures (up to approximately 1500°F in non-oxidizing atmospheres) and corrosive media.
How is this gasket packaged and sold? Is pricing per single unit or in bulk?
This specific gasket (HG/T20610-2009 DN400 PN63 D2525) is sold as a single unit. It is individually packaged to prevent damage during shipping and handling. For bulk orders, please contact our sales team for volume pricing and custom packaging options.
DN400 Stainless Steel Flange Gasket for High-Pressure 63 PSI Systems | Machrio