Custom YS001 A2-70 Stainless Steel 304 Square Flat Head Bolt Enquiries for Sheet Metal Fabrication
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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
Define the actual head and material for the sheet-metal fastener. The photograph shows dark hex-head bolts in a box; visible markings and colour do not certify A2-70, SS304 or a particular coating.
Specify the head and thread for the joint
Select square or hex head, bearing face, under-head length, diameter and pitch. State metric or inch standard, mating-thread engagement and whether nuts are supplied.
Require material and property-class evidence
SS304, SS316 and the carbon or high-strength-steel class menu are alternative references. Choose applicable material and fastener-class requirements rather than treating them as simultaneous ratings.
- Select the head and joint drawing.
- Dimension bearing, shank and thread contacts.
- Specify actual alloy, condition and property class.
- Choose passivation or another compatible finish.
- Agree relevant material and mechanical inspection.
Confirm the delivered fastener's scope
YISHENG and YS001 are source references. Relia identity, joint fit, load and corrosion life require applicable records and order agreement.

The YISHENG YS001 Stainless Steel 304 Square Flat Head Bolt A2-70 is designed specifically for sheet metal fabrication, offering superior strength and corrosion resistance. Manufactured from premium SS304 stainless steel, these bolts ensure longevity and reliable performance in demanding industrial environments.

This product features a versatile header style including hexagon, T head, eye, flange, and round options to suit different application requirements. The bolts are available in various thread standards with metric and inch sizes, providing flexibility and ease of installation.

With multiple class options such as 4.8, 5.6, 6.8, 8.8, 10.9, SS304, and SS316, and surface treatment by passivation, our bolts offer enhanced protection against rust and wear. Choose from carbon steel, high-strength steel, or stainless steel to match your project specifications.

Each shipment is securely packaged in 20-25 kg cardboard boxes with 900 kg per pallet, ensuring safe transportation and efficient handling. As a reliable Chinese wholesale factory, we deliver quality solutions for mechanical and sheet metal manufacturing needs.

