S-4813K127 1.38" ID x 1 21/32" OD x 18" Long ASTM A733, ASME B1.20.1 Standard-Wall Stainless Steel Threaded Pipe Nipples and Pipe

Key Features & Benefits at a Glance

• Corrosion-resistant 304/304L stainless steel ensures long-term reliability in demanding environments with air, natural gas, oil, steam, and water.
• NPT threads on both ends provide secure, leak-resistant connections compatible with standard industrial fittings.
• Schedule 40 wall thickness delivers superior pressure handling and structural integrity for heavy-duty applications.
• Welded construction enhances durability and prevents failure under high-stress conditions.
• Compliance with ASTM A733 and ASME B1.20.1 guarantees dimensional accuracy and threading precision for seamless integration.
• RoHS 3 compliance ensures environmental safety and meets global regulatory standards for hazardous substances.
• 18-inch straight design offers versatile spacing solutions while maintaining easy installation in confined spaces.

Professional Applications & Engineering Value

This 1 1/4" Schedule 40 stainless steel threaded pipe nipple is engineered to address critical challenges in industrial fluid and gas handling systems. The 304/304L stainless steel material provides excellent resistance to corrosion and oxidation, making it ideal for steam, oil, natural gas, and water applications where moisture and chemicals are present. Its NPT threaded both ends design ensures a tight seal, minimizing leakage risks in high-pressure environments like pipelines, processing plants, and HVAC systems. The welded construction and adherence to ASTM A733 and ASME B1.20.1 standards ensure consistent performance, reducing downtime and maintenance costs. By offering reliable connections for Class 150 fittings, this nipple supports efficient system assembly and long-term operational stability in sectors such as energy, manufacturing, and plumbing.

Specification Summary & Compliance

This product meets ASTM A733 for welded and seamless pipe specifications and ASME B1.20.1 for NPT thread standards, ensuring precise Class 2A threading tolerances and dimensional accuracy. It is RoHS 3 (2015/863/EU) Compliant, confirming adherence to environmental regulations. Designed with a 1 1/4" pipe size, Schedule 40 wall thickness, and 18-inch length, it is suitable for use with 304/304L stainless steel fittings and flanges rated for Class 150 service.