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Special Steel Elbows
180 Degree Short Radius Seamless Steel Elbow Manufacturer and Supplier
1.180° short radius welded steel elbows are professiona […]
1.180° short radius welded steel elbows are professional fabricated pipe fittings, widely applied in space-limited industrial and municipal piping systems that require 180° U-turn fluid circulation and directional reversal. Manufactured in strict compliance with ASME B16.9 and GB/T 12459 national and international standards, this product adopts a standard 1.0D short-radius bending design. Different from 1.5D long-radius elbows that occupy larger installation space, its compact bending structure greatly saves pipeline layout space and is the optimal fitting for dense pipe networks and narrow construction environments. Unlike integral seamless elbows restricted by large-diameter specifications, this elbow is processed by steel plate rolling, precision shaping and standardized butt welding, featuring flexible size customization, low manufacturing cost and no caliber limit, which makes up for the specification defects of traditional seamless fittings.
2.In terms of structural performance, the 1.0D short-radius design realizes rapid 180° fluid reversal. Although the hydraulic loss is slightly higher than that of long-radius elbows, the optimized rolling forming process ensures smooth and flat inner wall of the elbow. Under rated temperature and pressure working conditions, it can maintain stable fluid delivery, effectively avoid turbulent flow and pipeline resonance caused by sudden fluid steering, and ensure long-term stable operation of circulating piping systems. Through scientific groove processing and full-penetration welding technology, the product effectively avoids structural stress concentration at the bending and welding parts, and eliminates hidden dangers such as weld cracks and slag inclusion.
3.The product is made of high-quality carbon steel structural plates with stable chemical composition, uniform metallographic structure and excellent weldability and formability. The whole production process covers plate leveling, CNC precision rolling, radian calibration, end groove finishing and automatic submerged arc welding. All welding joints undergo strict ultrasonic and radiographic non-destructive testing to screen out internal welding defects. Post-weld stress relief treatment is carried out to eliminate residual welding stress, stabilize mechanical properties, and ensure finished products have uniform wall thickness, accurate dimensional tolerance and smooth internal and external surface quality.
4.With compact structure, strong applicability and high cost performance, 180° short radius welded steel elbows are widely used in municipal water supply and drainage, industrial circulating water systems, thermal power supporting pipelines, general chemical conveying pipelines and water conservancy projects. It is specially suitable for large-diameter, low and medium-pressure U-turn pipe sections and closed-loop circulation systems, which can effectively simplify pipe network layout and reduce project construction and operation costs.
5.As a professional manufacturer and supplier of 180° short radius welded steel elbows, we support customized processing of various calibers, wall thicknesses and steel grades. All products have high dimensional accuracy and interchangeability, and can be perfectly matched with standard steel pipes, flanges and valves. Relying on mature welding forming technology and complete full-process quality control system, our products maintain good structural stability and anti-fatigue performance during long-cycle continuous operation, providing reliable and economical supporting fittings for various industrial and municipal piping projects.
No technical specifications available for this product.
Oil & Gas Industry
Offshore platforms, subsea pipelines, refining equipment, and processing facilities. Excellent resistance to sour gas and chloride stress corrosion cracking.
Chemical Processing
Chemical plants, pharmaceutical production, pulp and paper mills. Superior performance in acidic and chloride-containing environments.
Desalination Plants
Seawater reverse osmosis systems, brine handling, and thermal desalination units. Outstanding resistance to chloride-induced corrosion.
Power Generation
Thermal power plants, nuclear facilities, and renewable energy systems. High-temperature strength and corrosion resistance.
Marine Applications
Shipbuilding, port facilities, and coastal installations. Excellent seawater corrosion resistance and mechanical properties.
Mining & Metallurgy
Slurry pipelines, ore processing, and tailings handling. Resistance to abrasive and corrosive media.
ISO 9001:2015
CE Marking
API 6D
ASME Section IX
EN 10204 3.1
ABS / DNV / BV
ISO 15156 / NACE MR0175
PED 2014/68/EU
Product Features
ISO 9001 Certified
Quality management system certification
10-Year Warranty
Comprehensive product warranty
Global Shipping
Worldwide delivery available
24/7 Support
Technical support and consultation
