S-9157K774 1.61" ID x 1 29/32" OD x 8" Long ASTM A312, ASTM A733, ASME B1.20.1 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with 304/304L stainless steel construction for extended service life in demanding environments
• Versatile multi-medium compatibility safely handles air, natural gas, oil, steam, and water applications
• Dual connection flexibility with threaded NPT on one end and butt weld/socket connect options for installation adaptability
• Precision-engineered dimensions with 1 1/2" Schedule 40 configuration ensuring reliable fit and flow characteristics
• Robust welded construction delivers exceptional structural integrity for high-pressure industrial systems
• Long 8-inch length provides ample working space for complex piping configurations and maintenance access
• Regulatory compliance assurance meeting ASTM, ASME, and RoHS 3 standards for quality and environmental safety

Professional Applications & Engineering Value

This Schedule 40 stainless steel pipe nipple solves critical connection challenges in industrial fluid handling systems. The 304/304L stainless steel composition provides exceptional resistance to corrosion and oxidation, making it ideal for steam applications, chemical processing, and oil and gas fittings where material degradation poses operational risks. The NPT threaded end ensures leak-resistant connections while the butt weld/socket connect options allow for permanent, high-integrity joints in pressurized systems. This welded construction adapter maintains structural stability under thermal cycling and vibration, preventing system failures in industrial pipe fittings networks. The precise 1 1/2" pipe size and Class 150 rating make it suitable for mainline connections in processing plants, manufacturing facilities, and utility distribution systems where reliability is paramount.

Specification Summary & Compliance

This stainless steel pipe nipple features precision NPT threading per ASME B1.20.1 standards with dimensional compliance to Schedule 40 requirements (1.61" ID, 1 29/32" OD, 0.145" wall thickness). Manufacturing meets ASTM A312 for seamless and welded pipe specifications and ASTM A733 for welded and seamless carbon and austenitic stainless steel pipe nipples. The product is RoHS 3 (2015/863/EU) compliant and suitable for Class 150 applications across various industrial sectors.