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Pennsylvania Machine Works

Aston, United States (US) · Energy

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Last verified

Sep 2026

#pipe fittings

#industrial

#custom fittings

#engineering

#carbon steel

#stainless steel

#industrial pvf

#bar fittings

#forgings

It is the policy of Pennsylvania Machine Works to consistently improve customer satisfaction; and earn a reputation for providing World Class Quality products and services, produced and delivered in a safe, timely, efficient and environmentally compliant manner with the commitment to continually improve the quality management system.

Overview

It is the policy of Pennsylvania Machine Works to consistently improve customer satisfaction; and earn a reputation for providing World Class Quality products and services, produced and delivered in a safe, timely, efficient and environmentally compliant manner with the commitment to continually improve the quality management system. Pennsylvania Machine Works, LLC was founded in Philadelphia in 1931 by Charles William Lafferty as a family-owned and operated machine shop, specializing in machine repair and plant maintenance. Not long after, "Penn Machine" began manufacturing specialty-piping products on a short lead-time basis. Industry response to the high quality, competitively priced products fueled a steady growth and an expansion of product lines that continues to this day. Penn Machine is known throughout the industry as a domestic supplier of high-quality forged steel fittings with an extensive inventory to provide short lead-times for commodity and engineered products. Primary Products: Forged Shape Fittings - Threaded & Socket Weld - Elbows, Tees, Crosses, Laterals Forged Bar Fittings - Threaded & Socket Weld - Couplings, Reducers, Caps, Plugs, Bushings, Unions, Nipples, Bosses, Couplets, Inserts, Flanges Branch Connections - Butt Weld, Threaded, Socket Weld Outlets and more! Material Grades: Carbon Steel Stainless Steel Nickel Alloys Chrome Moly Alloys Titanium Aluminum Alloys Copper Nickel
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Contact Details

marketing@pennusa.com

Aston, United States (US), 201 Bethel Ave

+1

Founded

1931

Employees

200-500

Categories

Oil, Gas and Consumable Fuels

Keywords

#pipe fittings

#industrial

#custom fittings

#engineering

#carbon steel

#stainless steel

#industrial pvf

#bar fittings

#forgings

Awards

2026 OpenSee all

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