Forged Steel Elbow
Product Description
1. Product Introduction
Forged Elbows are produced by heating a steel bar or billet and forcing it into a closed-die forging press, which compresses the grain structure along the fitting's flow path. This directional grain flow makes forged fittings significantly stronger and more impact-resistant than their cast or fabricated counterparts — a critical advantage in high-pressure process lines where fatigue from pressure cycling is the primary failure mode. The 90° and 45° elbow shapes are formed directly in the die, producing a precise geometry with smooth internal surfaces that minimize turbulence. Two end connection types are available: socket-weld (SW) ends have a socket bore that receives the pipe end, which is then fillet-welded around the circumference for a strong, leak-proof joint; threaded (TH) ends use NPT or BSP internal threads for rapid assembly and disassembly without welding. Threaded elbows are typically used for low-pressure instrumentation, steam tracing, and utility lines where occasional access is needed. Socket-weld elbows are specified for permanent high-pressure connections in process and hydraulic systems.
2. Product Features
- Sizes from 1/8" to 4" NPS cover the full small-bore and medium-bore range
- Socket-weld and threaded end connections for rapid or permanent installation
- Pressure ratings: CL2000, CL3000, CL6000 (threaded) and CL3000, CL6000, CL9000 (socket-weld)
- Hot-forged manufacturing produces superior grain flow and mechanical properties
- Materials: carbon steel, alloy steel, and stainless steel grades
- Compliant with ASME B16.11 for forged steel fittings
- Quality-certified: API, ISO 9001, ISO 14001, ISO 45001, CE
- Suitable for oil, gas, steam, water, and chemical process lines
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