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Stainless Steel Flange Gasket, 16.54 in, D-Shape with Inner/Outer Rings

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Industrial · SKU: AE0256686

Stainless Steel Flange Gasket, 16.54 in, D-Shape with Inner/Outer Rings

This D-shaped flange gasket is engineered for high-pressure sealing applications up to 63 bar (approximately 914 PSI) in nominal pipe sizes of 16. 54 inches.

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$79.99

Volume Pricing - Buy More, Save More

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 Stainless Steel Flange Gasket, 16.54 in, D-Shape with Inner/Outer Rings

This D-shaped flange gasket is engineered for high-pressure sealing applications up to 63 bar (approximately 914 PSI) in nominal pipe sizes of 16. 54 inches. 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: 16.54 in
  • 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
Size16.54 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 D-shaped flange gasket is engineered for high-pressure sealing applications in demanding industrial environments. It is specifically designed to create a reliable, leak-proof seal between flanged connections in piping systems handling aggressive media, extreme temperatures, or significant pressure fluctuations. The gasket conforms to the GB/T4622.2-2003 standard, ensuring dimensional consistency and performance predictability for maintenance and repair operations.

Key Features

D-shaped profile with integral inner and outer containment rings Pressure rating suitable for systems up to 63 bar (approximately 914 PSI) Metal wound construction with flexible graphite filler for superior sealability 304 stainless steel inner ring for structural support 316L stainless steel outer ring for enhanced corrosion resistance Designed for nominal pipe sizes of 16.54 inches Excellent resilience and recovery under bolt load Suitable for a wide range of temperatures and media

Specifications

Material: 304 & 316L Stainless Steel with Graphite Filler Size: 16.54 inches (Nominal Pipe Size) Standards: GB/T4622.2-2003 Connection Type: Flange Profile: D-Shape with Inner and Outer Rings Pressure Rating: PN63 (Approx. 914 PSI) Pack Quantity: 1 unit

Applications

Sealing high-pressure flanges in chemical and petrochemical processing Power generation and steam system piping Oil and gas pipeline connections and valves Industrial heating and cooling systems General industrial plant maintenance and overhaul

Frequently Asked Questions

What are the exact dimensions and pressure rating for this D-shaped flange gasket?
This is a DN400 (approximately 16.54 inch nominal bore) gasket designed for PN63 pressure class flanges, which corresponds to a pressure rating of approximately 913 PSI. The D-shape with integrated inner and outer rings ensures precise alignment and contains the graphite filler under high pressure and temperature conditions.
For what specific applications or operating conditions is this gasket suitable?
This gasket is engineered for high-pressure, high-temperature sealing in critical flange connections, such as those found in chemical processing, power generation, or oil and gas systems. The 304/316L stainless steel construction with a graphite filler is suitable for temperatures up to approximately 1500°F and resists a wide range of corrosive media.
How is this gasket packaged and sold? Is pricing per single unit or are there volume discounts?
This specific gasket (GB/T4622.2-2003 D2424) is sold as a single unit, individually packaged to prevent damage during shipping. For volume pricing on bulk orders of this or other sizes, please contact our sales team directly to discuss your project requirements and available discounts.
Stainless Steel Flange Gasket, 16.54 in, D-Shape with Inner/Outer Rings | Machrio