Somerville, MA · Portsmouth, NH · West Warwick, RI

Industrial & Manufacturing

Industrial and Manufacturing Piping Supply - Metropolitan Pipe

Industrial & Manufacturing

Carbon Steel, Stainless, & Specialty Alloy Pipe, Fittings & Valves for Process & Plant Applications

Metropolitan Pipe supplies industrial and manufacturing facilities with carbon steel, stainless steel, and specialty alloy pipe, fittings, and valves for process piping, steam systems, compressed air, chemical transfer, and plant maintenance. As an supplier of AS 9100 aerospace-certified products, we meet the most demanding quality and traceability standards in the industry. Through our acquisition of Standard of New England, we also supply expansion joints and fusion tools for specialized applications.

Industrial Capabilities

  • AS 9100 Aerospace Certified — quality management for critical applications
  • ASTM / ASME / API Specifications — full material traceability and mill certs
  • Carbon Steel, Stainless & Specialty Alloys — broad inventory in stock
  • Expansion Joints & Fusion Tools — via Standard of New England
  • Custom Fabrication — cut, thread, groove, weld to your specifications
  • Same-Day Availability — minimize plant downtime

Industries We Serve

  • Biotechnology & pharmaceutical
  • Chemical processing plants
  • Food & beverage manufacturing
  • Paper & pulp mills
  • Power generation
  • Aerospace & defense manufacturing
  • Equipment & machinery manufacturers (OEMs)
  • Semiconductor & electronics fabrication
  • Water & wastewater treatment plants
  • General industrial manufacturing

Process Piping & Plant Maintenance

Industrial facilities depend on piping systems that perform under pressure, temperature, and chemical exposure. Metropolitan Pipe stocks a comprehensive range of products for process piping, steam distribution, compressed air systems, chemical transfer lines, and general plant maintenance. Every product we supply meets applicable ASTM, ASME, and API specifications with full material traceability.

Products for Industrial Applications

  • Carbon steel pipe & fittings (A53, A106, A234)
  • Stainless steel pipe & fittings (304, 316, 304L, 316L)
  • Specialty alloy pipe (Inconel, Hastelloy, Monel, Duplex)
  • Industrial valves — gate, globe, check, ball, butterfly, plug
  • Steam traps, strainers & pressure regulators
  • Expansion joints & flexible connectors
  • Fusion tools & HDPE piping systems
  • Flanges, gaskets & bolt sets
  • Instrumentation tubing & fittings

Standard of New England — Expansion Joints & Fusion

Through our acquisition of Standard of New England, Metropolitan Pipe offers an expanded portfolio of expansion joints, metal bellows, rubber expansion joints, and fusion welding tools for HDPE and polypropylene piping systems. This gives our industrial customers a single source for both traditional metallic piping and modern fusion-welded plastic systems.

Industrial-Grade Supply, On Demand

From process piping to plant maintenance, Metropolitan Pipe delivers the materials and certifications your operation requires.

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