Product Description
Finish：Plain, black oxide , Zinc Electroplating,Hot Dip Galvanizing,Copper plating,Nickel plating,Zinc impregnation,ETC.
Material：Carbon steel、Stainless steel
Grade：4, 8, 10, 12
Standard ：GB, DIN, ISO, ANSI/ASTM, BS, JIS,ETC.
Non-standards：OEM is available, according to drawing or samples.
Samples：Samples are free.
Package：Wooden boxes, pallet, cartons, plastic bags, nylon bags.
Description
The BS325 Black Square Nuts are precision-engineered fasteners featuring a square shape that offers improved grip and resistance to loosening under vibration. These nuts are widely used in steel structures, machinery, railways, and general fabrication where high durability and reliability are essential.
Manufactured from carbon steel or stainless steel in grades 4, 8, 10, and 12, they meet a range of international standards, including BS, DIN, ISO, ASTM, and JIS. With finish options ranging from plain and black oxide to hot dip galvanizing and nickel plating, these nuts ensure excellent corrosion resistance for both indoor and outdoor environments.
We also support OEM production based on client drawings or samples. Free samples are available for quality evaluation.
Specifications:
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Product Name: BS325 Black Square Nuts
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Shape: Square
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Material: Carbon Steel, Stainless Steel
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Grades: 4, 8, 10, 12
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Finish Options:
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Plain
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Black Oxide
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Zinc Electroplating
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Hot Dip Galvanizing
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Copper Plating
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Nickel Plating
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Zinc Impregnation
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Standards: GB, DIN, ISO, ANSI/ASTM, BS, JIS
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Customization: OEM supported (drawings/samples required)
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Samples: Free of charge
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Packaging Options: Wooden boxes, pallets, cartons, plastic bags, nylon bags
Applications:
✔ Railway Assemblies
✔ Structural Frames
✔ Agricultural Equipment
✔ Machine Tools
✔ Industrial Construction
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Returns and Exchanges
There are a few important things to keep in mind when returning a product you purchased.You can return unwanted items by post within 7 working days of receipt of your goods.- You have 14 calendar days to return an item from the date you received it.
- Only items that have been purchased directly from Us.
- Please ensure that the item you are returning is repackaged with all elements.
Ship your item back to Us
Firstly Print and return this Returns Form to: 30 South Park Avenue, San Francisco, CA 94108, USA Please remember to ensure that the item you are returning is repackaged with all elements. For more information, view our full Returns and Exchanges information.Related Products
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