Serrated Hex Flange Nut

Material: Carbon steel Strength Class: Class 8 Surface Protection: Zinc electroplated Fe/Zn5 or chromed Class 1A Available Sizes: M10, M12, M16, M20 Flange Feature: Widened circular flange bottom Grip Feature: Serrated bearing surface for better joint contact

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Трубопроводы и комплектующие

Аксессуары для пазовых фитингов

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The Serrated Hex Flange Nut is designed with a standard hex shape on top and a widened circular flange at the bottom. Its serrated bearing surface helps improve grip on the joint surface, making it suitable for fastening applications that require stable contact and better resistance to loosening.

Key Features

Hex flange nut with widened circular flange base
Serrated bearing surface for improved grip
Bell-like flange shape helps increase contact area
Suitable for secure fastening on joint surfaces
Carbon steel construction with Class 8 strength grade
Available in M10, M12, M16, and M20 sizes
Zinc electroplated or chromed surface finish available

Product Configurations

Item	Details
Nut Structure	Hex top with widened circular flange bottom
Bearing Surface	Serrated surface
Thread Type	Coarse metric thread
Size Options	M10, M12, M16, M20
Width Across Flats	14.73–30.00 mm, depending on size
Minimum Flange Diameter	24.00–45.00 mm, depending on size
Material Grade	Carbon steel, Class 8
Surface Finish	Zinc electroplated or chromed

FAQ
Q1: Who are we?
A: We are a fire fighting equipment manufacturer based in Fujian, China. Since 2004, we have supplied a wide range of fire safety products for domestic and international markets, including fire sprinklers, hydrants, valves, hoses and extinguishers.
Q2: How do we ensure product quality?
A: We follow strict quality control procedures from raw material inspection to production and final shipment. Pre-production samples and final inspections can be arranged according to order requirements.
Q3: What products do we supply?
A: We supply fire sprinklers, fire extinguishers, fire hydrants, fire valves, fire hoses, hose reels, fire cabinets, foam equipment and other fire fighting accessories.
Q4: Why choose Sunroom?
A: Sunroom has over 21 years of experience in fire fighting equipment manufacturing. We offer a wide product range, support customized production, and provide certificates or technical documents according to product and project requirements.

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