Factory Direct Sale: ASTM A563/A194/A270 Heavy Hex Nuts M8-1.5
Our heavy hex nuts are manufactured under strict quality control and meet international standards such as DIN, ASTM/ANSI, JIS, EN, ISO, AS, and GB. We offer a wide range of materials including carbon steel, high-strength steel, stainless steel, alloy steel, brass, and aluminum. These nuts are ideal for use in machinery, construction, and industrial applications.
Available in various grades such as 4.8, 5.8, 8.8, 10.9, and 12.9, our nuts are designed to provide superior strength and durability. Surface finishes include zinc plating (yellow, white, blue, black), hot-dip galvanizing, black oxide, Dacromet, anodization, nickel plating, and zinc-nickel plating. These options ensure corrosion resistance and long-lasting performance.
For standard sizes, we have stock available, including DIN 6923, GB5782, and GB5783. For custom orders, we can produce from M2 to M100 using cold forging or hot forging processes, along with CNC machining for precision parts.
Lead time for customized products is approximately 15–30 days during busy seasons and 10–15 days during off-seasons. We also offer free samples for standard fasteners. If you need assistance in selecting the right product, our experienced team is here to help.
At HNA Fastener, we pride ourselves on delivering high-quality fasteners at competitive prices. With over 20 years of industry experience, we provide reliable solutions tailored to your needs. Whether you require standard or custom-made components, we are committed to meeting your expectations.
Visit www.hainafastener.com for more details or contact us today for a quick quote and professional support. Let us be your trusted partner in fastener solutions.
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