New Lower Shipping Rates! Get the industry's best ground prices and save more—especially on longer lengths.

My cart

Close menu
Hello, Sign in
Account & Orders
Deals

Reach new customers!
Sell on our marketplace

Shop by Material
Metals

Alloy Steel

Aluminum

Beryllium Copper

Brass

Bronze

Carbon Steel

Copper

Dura-Bar® Cast Iron

Lead
Magnesium

Nickel

Nickel Silver

Pewter

Stainless Steel

Titanium

Tool Steel

Tungsten Carbide

Zinc
Other Materials

Plastics

Rubber

Carbon Fiber

Fiberglass

Kevlar

Graphite

New! Wood
Non-Raw Materials

3D Printing

Fittings

Abrasives
Shop by Shape
Long Product (Bar)

Round

Square

Rectangle

Angle

Channel

Hex

Hollowbar

Half Oval

Half Round
T-Bar

T-Slot

Drill Rod

I-Beam

Round Rod

Threaded Rod

Key Stock
Flat Product

Sheet & Plate

Strip

Precision Blanks

Circles

Expanded

Perforated

Tread (Diamond) Plate

Foil

Wire Mesh
Tube

Round

Pipe

Square

Rectangle

Coil

Hollowbar

Streamline Tube

New! EZ Tube

New! Hypodermic Tube
Other

Ball

Decorative

Fittings

Protoboxes

Sample Pack

U-Edge

Cable and Wire
Build Accessories
3D Printing

Metal 3D Printing Filament

Ceramic 3D Printing Filament

Glass 3D Printing Filament

3D Printing Accessories
Fittings

Pipe Fittings

Tube Fittings
Framing Systems

Unistrut Systems

T-Slot Systems

EZTube
Precision Products

Centerless Ground Accurod®

Drill Rod

Ground Flat Stock

Precision Blanks
Cable and Wire

Uninsulated Wire

Hook-Up Wire

Cable Assemblies

Magnet Wire

Wire and Cable Accessories
New! Rewards
OLM Rewards

About Rewards

Sign In for Rewards
Knowledge Hub
Articles

Working With Metal

Understanding Materials

Applications

Projects

Maker Spotlight

Online Metals Exclusive Content
Reference Guides

Product Guides

Temper Guide

Tolerances

Hardness Conversion Table

Thickness Conversion Table

Fraction Conversion Table

Melting Points of Materials

Weight Calculator
Videos

Made with Metals

Materials Talk

DIY & How-to Projects

The Best of Online Metals
Quality

Mill Test Reports (MTR)

MSDS
Business Solutions
B2B Purchasing

Credit Terms

Tax and Banking

Quality
Partner Services

Become an Affiliate

Sell on Online Metals

Paperless Parts Viewer
Fabrication Services

Production Waterjet

Laser Cutting

Cutting and Finishing Services
Industries Served
Industries Served

Aerospace

Architectural

Automotive/Motorsports

Bicycles/Cycling

Bladesmithing

Defense

Education/Schools

Marine

Prototyping and R&D
Robotics

Welding

Close menu

Shop all Products

Aluminum
Stainless Steel
Steel
Copper
Brass
Bronze
Nickel
Titanium
Other Metals
Other Raw Materials
Manufacturing Accessories
Finishing Products

888-527-3331 or LiveChat

Get a Quick Quote!

Deals

Get a Quick Quote!

Home
17-4
Pipe Fittings
Pipe Fittings Cap
Pipe Fittings Cap Stainless Steel

Pipe Fittings Cap Stainless Steel

-31 Products

Stainless steel pipe fittings-caps are protective covers made from corrosion-resistant stainless steel alloys, designed to seal the open ends of pipes and tubing. They prevent the entry of contaminants, moisture, or debris, making them suitable for various industrial applications, such as plumbing, chemical processing, and food and beverage manufacturing, where sanitary conditions and resistance to harsh environments are essential. These caps provide a secure, leak-proof termination for piping systems and are commonly used in applications that require durability and resistance to rust and corrosion.

Sort by

Displaying 26 - 31 of 31 results

25 Per Page

25 Per Page
50 Per Page
100 Per Page

Relevance

Relevance
Size
Price:Low to High
Product Name: A to Z
Product Name: Z to A
Price:High to Low

Sort by

Displaying 26 - 31 of 31 results

25 Per Page

25 Per Page
50 Per Page
100 Per Page

Filters

Secondary Shape

Cap

Unit of Measure

inch

seller

Onlinemetals.com

Material

Stainless Steel

Alloy/Type

304

316

Shape

Fittings

%7B%22item_id%22%3A%228350%22%2C%22item_name%22%3A%220.5%5C%22+Stainless+Cap+316-3000%23+Socket+Weld%22%2C%22item_brand%22%3A%22%22%2C%22item_category%22%3A%22Stainless+Steel%22%2C%22item_category2%22%3A%22Fittings%22%2C%22item_category3%22%3A%22316%22%2C%22item_category4%22%3A%22%22%2C%22item_category5%22%3A%22%22%2C%22item_category6%22%3A%22%2F%22%2C%22item_category7%22%3A%22%22%2C%22item_category8%22%3A%22false%22%2C%22item_category9%22%3A%22false%22%2C%22item_list_id%22%3A%22%22%2C%22item_list_name%22%3A%22%22%2C%22item_variant%22%3A%22%22%2C%22price%22%3A%22%22%2C%22quantity%22%3A%22%22%7D

0.5" Stainless Cap 316-3000# Socket Weld -
Part #: 8350

0.5" Stainless Cap 316-3000# Socket Weld -

Part #: 8350

Click for more details

stainless-cap-316-3000-socket-weld-1superZoom

Compare

Dimensions

Class: 3000"

See all available dimensions for this product

QTY

$22.79 ea.

$22.79

%7B%22item_id%22%3A%228355%22%2C%22item_name%22%3A%222%5C%22+Stainless+Cap+316-3000%23+Socket+Weld%22%2C%22item_brand%22%3A%22%22%2C%22item_category%22%3A%22Stainless+Steel%22%2C%22item_category2%22%3A%22Fittings%22%2C%22item_category3%22%3A%22316%22%2C%22item_category4%22%3A%22%22%2C%22item_category5%22%3A%22%22%2C%22item_category6%22%3A%22%2F%22%2C%22item_category7%22%3A%22%22%2C%22item_category8%22%3A%22false%22%2C%22item_category9%22%3A%22false%22%2C%22item_list_id%22%3A%22%22%2C%22item_list_name%22%3A%22%22%2C%22item_variant%22%3A%22%22%2C%22price%22%3A%22%22%2C%22quantity%22%3A%22%22%7D

2" Stainless Cap 316-3000# Socket Weld -
Part #: 8355

2" Stainless Cap 316-3000# Socket Weld -

Part #: 8355

Click for more details

Compare

Dimensions

Class: 3000"

See all available dimensions for this product

QTY

$108.13 ea.

$108.13

%7B%22item_id%22%3A%228356%22%2C%22item_name%22%3A%222%5C%22+%23+Stainless+Cap+304+Buttweld+Schedule+10%22%2C%22item_brand%22%3A%22%22%2C%22item_category%22%3A%22Stainless+Steel%22%2C%22item_category2%22%3A%22Fittings%22%2C%22item_category3%22%3A%22304%22%2C%22item_category4%22%3A%22%22%2C%22item_category5%22%3A%22%22%2C%22item_category6%22%3A%22%2F%22%2C%22item_category7%22%3A%22%22%2C%22item_category8%22%3A%22false%22%2C%22item_category9%22%3A%22false%22%2C%22item_list_id%22%3A%22%22%2C%22item_list_name%22%3A%22%22%2C%22item_variant%22%3A%22%22%2C%22price%22%3A%22%22%2C%22quantity%22%3A%22%22%7D

2" # Stainless Cap 304 Buttweld Schedule 10 -
Part #: 8356

2" # Stainless Cap 304 Buttweld Schedule 10 -

Part #: 8356

Click for more details

stainless-cap-304-buttweld-schedule-10-1superZoom

Compare

Dimensions

Schedule: Schedule 10

See all available dimensions for this product

QTY

$49.05 ea.

$49.05

%7B%22item_id%22%3A%228357%22%2C%22item_name%22%3A%222.5%5C%22+%23+Stainless+Cap+304+Buttweld+Schedule+10%22%2C%22item_brand%22%3A%22%22%2C%22item_category%22%3A%22Stainless+Steel%22%2C%22item_category2%22%3A%22Fittings%22%2C%22item_category3%22%3A%22304%22%2C%22item_category4%22%3A%22%22%2C%22item_category5%22%3A%22%22%2C%22item_category6%22%3A%22%2F%22%2C%22item_category7%22%3A%22%22%2C%22item_category8%22%3A%22false%22%2C%22item_category9%22%3A%22false%22%2C%22item_list_id%22%3A%22%22%2C%22item_list_name%22%3A%22%22%2C%22item_variant%22%3A%22%22%2C%22price%22%3A%22%22%2C%22quantity%22%3A%22%22%7D

2.5" # Stainless Cap 304 Buttweld Schedule 10 -
Part #: 8357

2.5" # Stainless Cap 304 Buttweld Schedule 10 -

Part #: 8357

Click for more details

Compare

Dimensions

Schedule: Schedule 10

See all available dimensions for this product

QTY

$70.72 ea.

$70.72

%7B%22item_id%22%3A%228358%22%2C%22item_name%22%3A%223%5C%22+%23+Stainless+Cap+304+Buttweld+Schedule+10%22%2C%22item_brand%22%3A%22%22%2C%22item_category%22%3A%22Stainless+Steel%22%2C%22item_category2%22%3A%22Fittings%22%2C%22item_category3%22%3A%22304%22%2C%22item_category4%22%3A%22%22%2C%22item_category5%22%3A%22%22%2C%22item_category6%22%3A%22%2F%22%2C%22item_category7%22%3A%22%22%2C%22item_category8%22%3A%22false%22%2C%22item_category9%22%3A%22false%22%2C%22item_list_id%22%3A%22%22%2C%22item_list_name%22%3A%22%22%2C%22item_variant%22%3A%22%22%2C%22price%22%3A%22%22%2C%22quantity%22%3A%22%22%7D

3" # Stainless Cap 304 Buttweld Schedule 10 -
Part #: 8358

3" # Stainless Cap 304 Buttweld Schedule 10 -

Part #: 8358

Click for more details

Compare

Dimensions

Schedule: Schedule 10

See all available dimensions for this product

QTY

$60.46 ea.

$60.46

%7B%22item_id%22%3A%228359%22%2C%22item_name%22%3A%224%5C%22+%23+Stainless+Cap+304+Buttweld+Schedule+10%22%2C%22item_brand%22%3A%22%22%2C%22item_category%22%3A%22Stainless+Steel%22%2C%22item_category2%22%3A%22Fittings%22%2C%22item_category3%22%3A%22304%22%2C%22item_category4%22%3A%22%22%2C%22item_category5%22%3A%22%22%2C%22item_category6%22%3A%22%2F%22%2C%22item_category7%22%3A%22%22%2C%22item_category8%22%3A%22false%22%2C%22item_category9%22%3A%22false%22%2C%22item_list_id%22%3A%22%22%2C%22item_list_name%22%3A%22%22%2C%22item_variant%22%3A%22%22%2C%22price%22%3A%22%22%2C%22quantity%22%3A%22%22%7D

4" # Stainless Cap 304 Buttweld Schedule 10 -
Part #: 8359

4" # Stainless Cap 304 Buttweld Schedule 10 -

Part #: 8359

Click for more details

Compare

Dimensions

Schedule: Schedule 10

See all available dimensions for this product

QTY

$77.56 ea.

$77.56

Can't find what you're looking for?

You Have Added QTY to Your Cart

Product Name Part #

Dimensions

Size:

Go To Cart Continue shopping

Up to 4 products can be compared

You have reached the maximum number of items to compare. Remove an item to change assortment.

Cancel

Knowledge
Hub

Application Hub
Article Hub
Reference Tool & Guide Hub
Video Hub

Quick Tools

Metal Weight Calculator
Product Guides
Hardness Conversion Table
Melting Points of Metal
Made With Metals Gallery

Partner Services

Become a Marketplace Seller
Affiliates Program
Net 30 Credit Terms
W9 Form & ACH Payment Setup

Cookie Preferences
Privacy Policy
Returns & Price Matching
Site Accessibility
Terms & Conditions
Rewards Program
Rewards T&Cs

About Us

Careers
Contact Us
Environmental Initiatives
Location & Hours
Our Story
Shipping Process
ISO & Quality
Reviews
Site Updates

Knowledge Hub

Application Hub
Article Hub
Reference Tool & Guide Hub
Video Hub

Quick Tools

Weight Calculator
Product Guides
Hardness Conversion Table
Melting Points
Made With Metals Gallery

Partner Services

Become a Marketplace Seller
Affiliates Program
Net 30 Credit Terms
W9 Form & Vendor Information

Cookie Preferences
Privacy Policy
Returns & Price Matching
Site Accessibility
Terms & Conditions
Rewards Program
Rewards T&Cs

About Us

Careers
Contact Us
Environmental Initiatives
Locations & Hours
Our Story
Shipping Process
ISO & Quality
Reviews
Site Updates

Email: sales@onlinemetals.com

A link to reset your password has been sent to your email address.

Follow the instructions in the email to reset your password.

Your password has been updated successfully.

Please use it when signing in below

Email address*

Password*

Password guidelines

Minimum 8 characters
Minimum three character classes must be used from below:
- Uppercase letters (A-Z)
- Lowercase letters (a-z)
- Numbers (0-9)
- Special characters: ~!@$%^&*_-+=`|\(){}[]:;"',.?/

Forgot your password?

Keep me signed in

Keep me "signed in" info

Choosing "Keep me signed in" reduces the number of times you're asked to sign in on this device

To keep your account secure, use this option only on your personal devices.

Don't have an account yet?

Welcome,
!

Enter Your Password *

Password guidelines

Minimum 8 characters
Minimum three character classes must be used from below:
- Uppercase letters (A-Z)
- Lowercase letters (a-z)
- Numbers (0-9)
- Special characters: ~!@$%^&*_-+=`|\(){}[]:;"',.?/

Keep me signed in

Keep me "signed in" info

Choosing "Keep me signed in" reduces the number of times you're asked to sign in on this device

To keep your account secure, use this option only on your personal devices.

Continue modifying your quoted cart?

Please note: If you choose to continue modifying your order, you will lose quoted pricing.

Your cart will adjust to regular pricing of our products, as found on our site.
If you wish to go back to your original quoted pricing, it will be available on your quote history page in your account until it expires.