Flexible Shipping
Machrio
AccountCart is empty
4 Inch Stainless Steel Flanged Metal Gasket for High-Pressure Piping, Pkg Qty 8

Hover to zoom

Industrial · SKU: AE0255937

4 Inch Stainless Steel Flanged Metal Gasket for High-Pressure Piping, Pkg Qty 8

This 4-inch stainless steel flanged gasket is engineered for high-pressure piping systems rated to 900 lbs.

Contact for Availability
$99.99
$12.50/each(8 pcs/pkg)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 10-$99.99
11 - 50-5%$94.99
51+-10%$89.99
Request Quote

Free Shipping $200+

On qualifying orders

Fast DDP Delivery

Door-to-door service

24/7 Support

Expert assistance

Quick Answer

How Buyers Should Evaluate 4 Inch Stainless Steel Flanged Metal Gasket for High-Pressure Piping, Pkg Qty 8

This 4-inch stainless steel flanged gasket is engineered for high-pressure piping systems rated to 900 lbs. 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: 4 inches
  • Standards: Meets Industry Standards

Purchase Details

  • Online price starts at $99.99.
  • Minimum order quantity: 1 unit.
  • Pack quantity: 8 / 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

MaterialStainless Steel
Size4 inches
StandardsMeets Industry Standards
Connection TypeFlanged
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-inch stainless steel flanged gasket is a precision-engineered sealing solution designed for high-pressure and high-temperature piping systems. It is constructed as a metal wound gasket, a design renowned for creating robust, reliable seals in demanding industrial applications. The product is specifically built to handle critical service conditions, providing exceptional leak prevention and long-term performance stability in process environments where failure is not an option.

Key Features

Engineered for high-pressure systems rated to 900 lbs Robust metal wound construction with graphite filler Includes inner and outer reinforcing rings for added stability and blowout resistance Withstands extreme temperatures up to 1,000°F Designed to handle pressures up to 1,500 PSI Conforms to recognized industry standards for material and dimensions Stainless steel construction offers excellent corrosion resistance The spiral wound design allows for superior sealing and resilience under variable loads

Specifications

Material: Stainless Steel Size: 4 inches Standards: Meets Industry Standards Connection Type: Flanged Nominal Pressure Rating: 900 lbs Maximum Temperature Rating: 1,000°F Maximum Pressure Rating: 1,500 PSI Gasket Type: Spiral Wound with Inner and Outer Rings Filler Material: Graphite Pack Quantity: 8

Applications

High-pressure process piping in chemical and petrochemical plants Power generation and utility systems Oil and gas refining and transmission pipelines Industrial heating and boiler systems Any flanged connection requiring a dependable seal under severe temperature and pressure cycles

Frequently Asked Questions

What are the exact specifications and pressure rating of this gasket?
This is a 4-inch nominal size, D-type metal wound gasket with inner and outer rings, constructed from 304 stainless steel windings with a graphite filler. It is manufactured to the HG/T 20631-2009 standard for a Class 900LB flange, suitable for high-pressure applications up to approximately 2,220 PSI, depending on the service temperature and media.
What are the typical applications for this specific type of gasket?
This gasket is designed for sealing high-pressure, high-temperature flanged connections in piping systems, commonly found in industries like oil and gas, chemical processing, and power generation. It is ideal for use on pumps, valves, and vessel connections where a reliable seal under demanding conditions is required.
How is this item packaged and sold?
This gasket is sold in a convenient pack quantity of 8 pieces. Each gasket is individually packaged or bundled together to prevent damage during shipping and handling, ensuring you receive the precise quantity needed for standard installation or maintenance jobs.