Steel Pipe Unions – Threaded, Socket-Weld & Butt-Weld Unions for Industrial, Water, Gas & Chemical Piping Systems

Description

Product Range / Variants

• Threaded / Screwed Union (NPT/BSPT)

• Socket-Weld (SW) Union

• Butt-Weld (BW) Union

• Stainless Steel Union

• Carbon Steel Union

• Alloy Steel Union

• Galvanized Iron (GI) Union

• Heavy-Duty / High-Pressure Unions

Specifications

• Sizes: ½” to 48″ (DN15 to DN1200)

• Pressure Ratings: SCH 10, SCH 20, SCH 40, SCH 80, SCH 160, XXS

• Standards: ASME B16.11, ASTM A182, ASTM A105, DIN, ISO

• Connection Types: Threaded / SW / BW

• Material Options: Carbon Steel, Stainless Steel, Alloy Steel, GI

Key Features

• Easy assembly and disassembly without cutting pipes

• Leak-proof design for reliable operation

• Suitable for high-pressure and high-temperature applications

• Smooth internal surface ensures unobstructed flow

• Corrosion and chemical resistant depending on material grade

• Available in threaded, socket-weld, and butt-weld types

• Durable, long-lasting, and low maintenance

• Compatible with welded, forged, and threaded piping systems

Applications

• Oil & gas pipelines and refineries

• Water supply & distribution networks

• Chemical & petrochemical process lines

• Power plants & boiler systems

• HVAC and chilled water piping

• Food & pharmaceutical piping systems

• Firefighting & sprinkler systems

• Marine & offshore piping

• Industrial fluid & slurry transport systems

Material Grades Available

• Carbon Steel: ASTM A105, ASTM A182, ASTM A234 WPB / WPC

• Stainless Steel: SS 304, 304L, 316, 316L, 202

• Alloy Steel: ASTM A335 P11, P22, P91

• Mild Steel (MS)

• Galvanized Iron (GI)

• Duplex & Super Duplex Steel

• Nickel Alloys: Inconel, Monel, Hastelloy