Zinc Plated Hex Nut

 

 

Zinc plated hex nuts are widely used fastening components in construction, steel structures, and industrial assemblies where corrosion resistance and mechanical reliability are essential.

 

AYA Fasteners supplies high-quality carbon steel zinc plated hex nuts designed to perform reliably in humid, coastal, and tropical environments, making them ideal for projects in Brazil and Thailand.

 

 

Product Name	Zinc Plated Hex Nut
Also Named	Hexagon Bolt Nut
Material	Steel
Standard	ASME B 18.2.2
Property Class	4~12
Diameter	0#, 1#, 2#, 3#, 4#, 5#, 6#, 8#, 10#, 12#, 1/4, 5/16, 3/8
Finish	Plain/ Black/ Zinc Plated/ Thick-Film Passivated( ZSML)/ Zinc Flake, Silver( ZFSHL)/ Hot Dipped Galvanized/ Organic/ Geomet/ Dacromet/ Phosphating/ Cadmium Electroplate/ Nickel Plated
Drive Type	External Hex
Thread Type	UNC Thread

 

Screw Thread d		0#	1#	2#	3#	4#	5#	6#
d		0.06	0.073	0.086	0.099	0.112	0.125	0.138
PP	UNC	-	64	56	48	40	40	32
	UNF	80	72	64	56	48	44	40
s	Nominal Size	5/32	5/32	3/16	3/16	1/4	5/16	5/16
	min	0.15	0.15	0.18	0.18	0.241	0.302	0.302
	max	0.156	0.156	0.188	0.188	0.25	0.312	0.312
e	min	0.171	0.171	0.205	0.205	0.275	0.344	0.344
	max	0.18	0.18	0.217	0.217	0.289	0.361	0.361
k	min	0.043	0.043	0.057	0.057	0.087	0.102	0.102
	max	0.05	0.05	0.066	0.066	0.098	0.114	0.114
Screw Thread d		8#	10#	12#	1/4	5/16	3/8	-
d		0.164	0.19	0.216	0.25	0.312	0.375	-
PP	UNC	32	24	24	20	18	16	-
	UNF	36	32	28	28	24	24	-
s	Nominal Size	11/32	3/8	7/16	7/16	9/16	5/8	-
	min	0.332	0.362	0.423	0.423	0.545	0.607	-
	max	0.344	0.375	0.438	0.438	0.562	0.625	-
e	min	0.378	0.413	0.482	0.482	0.621	0.692	-
	max	0.397	0.433	0.505	0.505	0.65	0.722	-
k	min	0.117	0.117	0.148	0.178	0.208	0.239	-
	max	0.13	0.13	0.161	0.193	0.225	0.257	-

 

 

 

 

 

In regions with high humidity and temperature fluctuations, fasteners are constantly exposed to moisture and corrosive conditions. Zinc plating provides an effective protective layer that:

 

• Reduces the risk of rust and surface corrosion
• Extends service life in outdoor and semi-outdoor applications
• Maintains consistent torque and clamping force over time

 

This makes zinc-plated hex nuts a cost-effective and dependable solution for long-term structural fastening.

 

• Material: Carbon steel (custom materials available upon request)
• Surface Finish: Zinc plated for enhanced corrosion resistance
• Thread Type: Metric thread, precision-machined
• Tolerance Control: Stable thread engagement and dimensional consistency
• Standards: DIN / ISO compliant

 

AYA Fasteners maintains strict quality control to ensure uniform plating thickness, reliable thread accuracy, and consistent mechanical performance across large production batches.

 

 

Zinc plated hex nuts supplied by AYA Fasteners are commonly used in:

 

• Building construction and infrastructure projects
• Steel structures and metal frameworks
• Machinery and equipment assembly
• Electrical cabinets and industrial installations
• General engineering and maintenance applications

 

 

 

Experienced QC staff can provide customers with accurate quality inspection reports.

Raw materials quality will be under strict control from the initial stage of the products R&D to the final production.

 

 

 

 

 

 

 

AYA Fasteners supports both standard specifications and custom requirements, including:

 

• Non-standard dimensions or thread lengths
• Special material grades
• Bulk project supply with stable lead times
• OEM and engineering-based customization

 

Our production capability allows us to support everything from small trial orders to large-scale construction and industrial projects.

 

 

 

 

 

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