S-4548K541 1.61" ID x 1 29/32" OD x 8 1/2" Long ASTM A733, ASME B1.20.1 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316/316L stainless steel construction, extending service life in chemical and marine applications.
• Reliable high-pressure sealing with NPT threads on both ends, ensuring leak-free connections for air, gas, oil, steam, and water systems.
• Enhanced structural integrity from welded construction, providing robust performance in demanding industrial piping systems.
• Broad media compatibility for use with air, natural gas, oil, steam, and water, offering versatile application across multiple industries.
• Precision dimensional accuracy with Schedule 40 wall thickness and 1 1/2" pipe size, ensuring easy installation and interchangeability.
• Full regulatory compliance with ASTM A733, ASME B1.20.1 standards and RoHS 3, guaranteeing quality and environmental safety.
• Durable male threaded design for secure connections in Class 150 systems, minimizing maintenance requirements and downtime.

Professional Applications & Engineering Value

This 316/316L stainless steel threaded pipe nipple delivers exceptional engineering value in corrosive fluid handling systems. The NPT threading on both ends creates reliable, pressure-tight seals that prevent leakage in steam, oil, and gas applications. The welded construction and Schedule 40 wall thickness provide superior burst resistance, while the corrosion-resistant 316/316L material withstands chlorides and harsh chemicals that would degrade ordinary fittings. This makes it ideal for chemical processing plants, marine environments, and power generation facilities where pipe integrity is critical. The straight design and male threads facilitate quick installation in complex piping networks, reducing assembly time and maintenance costs.

Specification Summary & Compliance

This pipe nipple features precision NPT threads per ASME B1.20.1 with Class 2A tolerance for consistent mating. Manufactured to ASTM A733 specifications for welded and seamless pipe, it maintains dimensional accuracy with 1 1/2" pipe size, 1.61" ID, and 0.145" wall thickness. The product is fully RoHS 3 (2015/863/EU) compliant and suitable for Class 150 flange systems with 316/316L stainless steel components, ensuring regulatory adherence and environmental safety.