Custom Stainless Steel 304 Square Flat Head Bolt Enquiries | Sheet Metal Fabrication Supply
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Model NumberYS001Header styleHexagon, T head, eye, flange, round
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surface treatmentpassivationthreadMetric system of inches
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Class4.8, 5.6, 6.8, 8.8, 10.9, SS304 SS316Available materialsCarbon steel, high-strength steel, stainless steel
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shipping packaging20-25 kg cardboard boxes + 900 kg per palletHS codeChinese wholesale
Choose head geometry and thread coverage together when defining the bolt for a sheet-metal assembly.
Choose thread coverage for the joint
Two hex-head bolts are pictured: one partly threaded and one threaded along nearly the full shank. Neither verifies the requested square or flat head, SS304 material or an exact thread standard.
- Dimension the square or flat bearing head.
- Select smooth grip and threaded lengths.
- State sheet stack and required engagement.
- Identify thread diameter, pitch and system.
- Agree matching hardware and acceptance evidence.
Specify the stainless requirement
Define SS304 and any separate fastener property designation. The listed numeric steel classes cannot simply be substituted for stainless grade or treated as evidence of the pictured bolts.
Confirm fabrication supply details
Review finish against the selected material and service environment. Confirm quantities and inspection criteria for the actual order; factory-supply wording alone does not establish verified origin, capacity or installed performance.

Discover our Custom Stainless Steel 304 Square Flat Head Bolt designed for precision sheet metal fabrication. Manufactured by a reliable B2B factory in China, these bolts offer excellent strength and corrosion resistance, making them suitable for demanding industrial applications.

The bolts are available in various header styles including hexagon, T head, eye, flange, and round, allowing you to select the ideal option for your specific project requirements. Our bolts undergo advanced surface passivation treatment to ensure long-lasting performance and durability.

Choose from a wide range of thread options in both metric and inch systems. We offer multiple classes including 4.8, 5.6, 6.8, 8.8, 10.9, as well as premium SS304 and SS316 stainless steel grades. Additionally, you can select materials such as carbon steel and high-strength steel tailored to your needs.

For safe and efficient shipping, our bolts are packed in 20-25 kg cardboard boxes with a pallet capacity of 900 kg. As a Chinese wholesale supplier, we guarantee competitive pricing and fast delivery for global customers seeking high-quality mechanical castings and bolts.

