90 Deg Seamless Elbow, ASTM A420 WPL6, ASME B16.9, 1/2-24 IN
Sep 15, 2025
90 Deg Seamless Elbow Description
90° seamless elbow is a welding-free pipe fitting manufactured through processes such as hot pushing, cold pressing, or forging. The production typically involves:
Cutting pipes to specific lengths.
Bending them into a 90° angle via heating or mechanical processing.
Specification
Product Name: LTCS ASTM A420 WPL6 90 Degree Elbow
Quality: Seamless
Materials: ASTM A420 WPL6
Standard: ASME B16.9
Size: 1/2 - 24 Inch, DN15-DN600
Ends: Beveled Ends ASME B16.25, BW
Surface: Anti-Rust Black Painting
Key Applications
1. Petrochemical Industry
Widely used in crude oil pipelines, distillation tower connections, and reactor inlet/outlet lines due to high-temperature and high-pressure conditions.
Example: In ethylene cracking units, 90° seamless elbows redirect high-temperature cracked gas, minimizing pressure loss.
2. Power Generation
Steam pipelines in coal-fired plants (>500°C, >10MPa) require elbows with excellent creep resistance.
Nuclear plants rely on them for precise piping control in auxiliary systems.
3. Municipal Water Supply
Used in pump discharge lines and transmission mains for smooth internal surfaces, reducing head loss.
Hot-push forming is standard for large-diameter (>800mm) elbows.
4. Oil & Gas Transmission
Critical in long-distance pipelines traversing rugged terrain, especially subsea systems, where corrosion resistance and external pressure stability are vital.
X60-X80 grade steel elbows are industry standards.
5. Industrial Equipment
Essential in compressor lines, boiler feedwater systems, and heat exchangers, addressing thermal expansion and vibration absorption.
