S-4499K118 1.61" ID x 1 29/32" OD x 18" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Galvanized Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Superior corrosion resistance with galvanized steel construction for extended service life in demanding environments
• Reliable leak prevention through precision NPT threads that create secure, tight seals in pressurized systems
• Exceptional durability with welded construction that withstands high-pressure applications including air, gas, oil, steam, and water
• Versatile compatibility with Class 125 and 150 fittings for flexible integration into existing industrial and plumbing systems
• Optimized flow performance with standard Schedule 40 wall thickness maintaining proper pressure ratings and fluid dynamics
• Precision manufacturing ensuring consistent 1-1/2" pipe size and 18" length for accurate installation and system reliability
• Industry-standard compliance guaranteeing consistent quality and performance across multiple applications and installations

Professional Applications & Engineering Value

This galvanized steel threaded pipe nipple delivers exceptional engineering value through its welded construction and NPT thread design, specifically engineered to address common industrial challenges. The zinc coating provides superior protection against corrosion in harsh environments where exposure to moisture, chemicals, or temperature variations would compromise ordinary fittings. Its robust Schedule 40 wall thickness maintains structural integrity under high-pressure conditions, while the precision threaded both ends configuration ensures leak-free connections in air, natural gas, oil, steam, and water systems. This combination of material strength and threaded reliability makes it ideal for industrial plumbing, process piping, and mechanical systems where failure prevention and long-term performance are critical operational requirements.

Specification Summary & Compliance

This 1-1/2" Schedule 40 galvanized steel threaded pipe nipple features NPT threads manufactured to ASME B1.20.1 standards, ensuring precise thread form and pitch for reliable sealing performance. The product complies with ASTM A53 specifications for material composition and ASTM A733 for welded and seamless steel pipe requirements. With dimensional accuracy maintained through standardized manufacturing processes, this nipple delivers consistent 18" length, 1.61" ID, and 1 29/32" OD with 0.145" wall thickness, providing engineers and contractors with predictable performance across industrial applications requiring Class 125 and 150 pressure ratings.