This ASTM A105 carbon steel long weld neck flange is manufactured in compliance with ASME B16.5 standards, featuring a 4-inch nominal size and Class 300 LB pressure rating. The flange has a raised face design with a wall thickness of 12.77 mm, ensuring structural integrity for high-pressure piping applications. Designed for butt welding connection to pipelines, it provides reliable performance in petroleum, chemical, and power generation systems.
Product Item: ASTM A105 Long Weld Neck Flange
Type: WN Flange
Standard: ASME B16.5
Material: ASTM A105
Size: 4 Inch
Pressure: Class 300 LB
Wall Thickness: 12.77 mm
Face: Raised Face
Source: https://www.landee.cn/astm-a105-long-weld-neck-flange-asme-b16-5-4-in-cl300-rf.html
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