✅ MSS SP-97 ASTM A105 Class 6000 Threadolet, IRE x FNPT, 12" × 3/4" Sch 160 Forged Branch Outlet Fittings

SSM supplies high-quality MSS SP-97 Threadolet fittings, manufactured from ASTM A105 forged carbon steel for high-pressure branch connection applications. Designed for reinforced branch connections on large diameter piping systems, these Class 6000 Threadolet fittings provide excellent mechanical strength, leak resistance, and long-term reliability.

The 12" × 3/4" Threadolet features an Integrally Reinforced End (IRE) connection on the run pipe side and a Female NPT (FNPT) threaded outlet, providing a compact and efficient solution for small branch connections without requiring additional reinforcement pads. Manufactured in accordance with MSS SP-97 standards, this fitting ensures accurate dimensions, high-pressure performance, and compatibility with industrial piping systems.

✅ Key Features

Standard: MSS SP-97

Material: ASTM A105 Forged Carbon Steel

Pressure Class: Class 6000

Type: Threadolet / Forged Branch Outlet Fitting

Size: 12" × 3/4"

Connection Type:

Run End: Integrally Reinforced End (IRE)

Outlet End: Female NPT Thread (FNPT)

Schedule: Sch 160

Manufacturing Process: Forged Construction

Thread Type: ASME B1.20.1 NPT Female Thread

Inspection: Dimensional Inspection, Material Verification & MTC Available

Finish: Machined Surface, Heat Treatment & Surface Protection Available

⚙️ Advantages

Forged ASTM A105 carbon steel provides superior strength and pressure resistance

Integrally reinforced design improves stress distribution and fatigue resistance

Class 6000 pressure rating suitable for demanding high-pressure piping applications

Female NPT threaded outlet enables fast and secure branch pipe installation

MSS SP-97 compliance guarantees dimensional accuracy and interchangeability

Eliminates the need for separate reinforcing pads in many branch applications

Reliable performance under high-temperature and high-pressure service conditions

✅ Applications

Oil & gas production and transmission systems

Petrochemical and refinery piping networks

High-pressure steam and process piping

Chemical processing plants

Power generation facilities

Offshore platforms and marine piping systems

Industrial piping requiring reinforced threaded branch connections

✅ Why Choose SSM

Over 30 years of experience supplying forged and socket weld pipe fittings

Professional manufacturing capability for MSS SP-97 Weldolet, Sockolet, and Threadolet fittings

Strict quality control and full material traceability with MTC / EN10204 certification

Compliance with international standards including MSS SP-97 and ASTM specifications

Wide range of carbon steel, stainless steel, and alloy steel branch outlet fittings

Custom sizes, pressure classes, and inspection requirements available

Fast worldwide delivery and technical support

📩 Request A Quote

SSM can supply MSS SP-97 ASTM A105 Class 6000 Threadolet fittings in various sizes and configurations, including 12" × 3/4" Sch 160 IRE × FNPT branch outlets.

Contact us today for pricing, technical datasheets, dimensional drawings, MTC certification, and global delivery solutions.

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