S-7753K146 1.049" ID x 1 5/16" OD x 4" Long ASME B1.20.1, ASTM A53, ASTM A733 Standard-Wall Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Corrosion-resistant black coating extends service life in harsh industrial environments, reducing replacement frequency and maintenance costs.
• Welded construction with threaded NPT and butt weld/socket connect options ensures leak-proof, secure connections for high-pressure fluid and gas handling.
• Compatible with air, natural gas, oil, steam, and water systems offers versatile application across multiple industrial processes, streamlining inventory needs.
• Manufactured from durable steel to ASTM A53 and ASTM A733 standards, providing reliable strength and dimensional consistency for Class 125 and 150 fittings.
• Precise NPT threading per ASME B1.20.1 guarantees easy installation and tight seals, minimizing assembly time and potential fluid leaks.
• REACH and RoHS 3 compliance ensures environmental safety and regulatory adherence, supporting sustainable and responsible procurement practices.
• Heavy-duty Schedule 40 wall thickness (0.133") enhances pressure resistance and durability in demanding oil, gas, and steam applications.

Professional Applications & Engineering Value

This black-coated steel pipe nipple is engineered to address common industrial challenges such as corrosion under insulation and high-pressure fluid leakage. Its welded construction and NPT threaded end combined with butt weld or socket connect options provide flexibility for rigid piping systems in oil, natural gas, steam, and water services. The ASTM A53/A733 material grade ensures consistent performance in Class 125 and 150 iron or steel flanges, reducing failure risks in volatile environments. By integrating standardized threading (ASME B1.20.1) and robust Schedule 40 dimensions, this adapter minimizes installation errors and supports long-term operational reliability in petrochemical, power generation, and HVAC applications.

Specification Summary & Compliance

This pipe nipple adheres to ASME B1.20.1 for NPT threads, ensuring precise Class 2A fit and taper for leak-resistant assemblies. Manufacturing conforms to ASTM A53 and ASTM A733 specifications, with a 1" pipe size, Schedule 40 wall thickness (0.133"), and 4" length for standardized integration. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, affirming its suitability for global industrial supply chains without hazardous substance restrictions.