180 Degree Carbon Steel Return Bend Factory Hot Water Circulation Pipe Fitting

ASTM A105 seamless carbon steel elbow is essential diversion fitting for all medium and low pressure general industrial pipeline projects: Municipal water supply, drainage and fire protection pipe network engineering City natural gas and urban gas long-distance transmission pipeline systems Factory heating hot water and low-temperature steam circulation pipelines Oil depot and refinery medium-pressure fuel oil transportation pipelines General chemical factory mild acid and alkali fluid delivery piping Mechanical equipment, water pump and valve matching connecting pipelines Power plant auxiliary low-pressure cooling and circulating water pipelines

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Elbow

Category：

Carbon Steel Elbow

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Product Technical Specifications

Product Types: 45° Carbon Steel Elbow, 90° Carbon Steel Elbow, 180° Carbon Steel Return Bend
Radius Classification: Long Radius LR (1.5D), Short Radius SR (1D)
Material Grade: ASTM A105 Carbon Steel
Production Craft: Seamless Hot Integral Forging + Normalizing Heat Treatment + CNC Precision Machining
Executive Standards: ASME B16.9, GB/T12459
Nominal Diameter: DN15 ~ DN1200 (custom large & non-standard sizes available)
Wall Thickness Schedule: Sch40, Sch80, Custom Extra Thick Wall
Connection Mode: Butt Weld BW
Continuous Working Temperature: -20℃ ~ 450℃
Applicable Medium: Tap water, sewage, natural gas, fuel oil, low-temperature steam, mild corrosive industrial fluid
Surface Treatment: Black anti-rust oil, black anti-rust paint, hot-dip galvanized
Matching Fasteners: A193 B7 bolts + A194 2H nuts
Customizable Items: Bending angle, bending radius, wall thickness, galvanizing process, laser marking