Iron and Steel ASME Pipe Flanges | McMaster-Carr

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System of Measurement

Pipe Size

Material

Compressed Non-Asbestos Synthetic Fiber

Stainless Steel

Fitting Connection

Spec Image

Grooved-End Clamp On

Spec Image

Spec Image

Spec Image

Fitting Type

Expansion Joint

Reducing Adapter

Pressure Class

Flanged Connection Surface

Pipe Schedule

Number of Bolt Holes

Flange OD

Fitting Material

Stainless Steel

Pipe Material

Stainless Steel

Bolt Circle Diameter

For Use With

Dissimilar Metals

Grooved-End Pipe Fittings

Low Stress-to-Seal Flanges

Nonabrasive Slurries

Acetic Acid (White Vinegar) (5% Concentration)

Acetic Acid (White Vinegar) (10% Concentration)

Acetic Acid (White Vinegar) (75% Concentration)

Thread Type

UN/UNF (SAE Straight)

Shape

Ring with Bolt Holes

Ring with Tines

Connects To

Specifications Met

Federal Specification

For Flange Pipe Size

For Fitting Schedule

Flange Type

Bolt Hole Diameter

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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3,391 Products

Fluid Handling

Pipe Flanges

Bolt together with a gasket to create an access point within a line

Pipe Straights

Join lengths of pipe to send contents in one direction

Pipe Flange Adapters

Pipe Flange Adapters

Combine with a two-piece pipe flange to build a customized flange connection

Pipe Stub Ends

Connect a pipe flange to a pipe without needing to weld it in place

Pipe Expansion Joints

Pipe Expansion Joints

Reduce stress, vibration, and noise in piping systems by absorbing movement

Pipe Bleed Rings

Pipe Bleed Rings

Access inside a pipe line to vent pressure, drain liquid, and take samples

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Hose and Hose Fittings

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Hydraulic Tank Pipe Suction Flanges

Hydraulic Tank Pipe Suction Flanges

Seal pipes passing through top plates of hydraulic tanks

Facility and Grounds Maintenance

Urinal Flanges

Connect a urinal to your drainage system

Drain Cleanouts

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

Toilet Mounts

Secure toilet components with flanges and hardware kits

Manhole Riser Rings

Manhole Riser Rings

Raise a manhole cover to make it level with the surface

Power Transmission

Shaft Collar Adapters

Shaft Collar Adapters

Sized specifically to adapt standard shaft collars to pipe, creating a tight fit

Fastening and Joining

Hex Head Screws

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

Measuring and Inspecting

Pipe Flange Aligners

Pipe Flange Aligners

Line up flange holes so they bolt securely and connections won’t leak

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)