ProductsDetails
Small caliber flat welding flange with neck
Small Caliber Flat Welding Flange with Neck
Product Overview:
The Small Caliber Flat Welding Flange with Neck is specifically designed for low- to medium-pressure pipeline connections where space is limited and precision is essential. This flange type features a short neck that reinforces the weld area, providing enhanced structural strength and stress distribution.
Key Features:
Material Options: Carbon steel, stainless steel, alloy steel (customizable)
Type: Flat welding flange with neck (also known as a hubbed plate flange)
Size Range: DN10–DN100 (3/8"–4") or customized small diameters
Pressure Rating: PN6–PN40 / Class 150–Class 300
Standards: GB, ANSI, DIN, JIS, EN, or as per customer specifications
Surface Treatment: Anti-rust oil, galvanizing, black paint, or customized coating
Product Advantages:
Compact design ideal for small-diameter pipelines
The short neck improves strength and alignment during welding
Smooth welding interface for easy installation
Good sealing performance with low risk of leakage
Available in various face types: flat face (FF), raised face (RF)
Applications:
HVAC systems
Fire protection pipelines
Small-scale fluid transport systems
Food, beverage, and pharmaceutical industries
Shipbuilding and light machinery installations
Customization Services:
Neck height and thickness
Drilling and bolt hole pattern
Surface finish and logo marking
Special materials and coatings upon request

-
Weldability Differences of Flanges Made from Different Materials
2025-05-23 01:44:33
-
Anti-Corrosion Treatment for Welded Flanges in Buried Pipelines
2025-05-23 01:44:00
-
Special Requirements for Pre-Tightening Force Control in Welded Flanges
2025-05-23 01:43:23
-
Handling Bolt Hole Misalignment After Flange Welding
2025-05-23 01:42:01
-
Main Causes of Flange Deformation During Welding
2025-05-23 01:41:20

—— Contact:Manager
—— Tel:+86 15231788966
—— Email:info@zhantongpipe.com
—— Url:https://www.zhantongpipe.com
—— Address:Mengcun Hui Autonomous County, Cangzhou City, Hebei Province