Custom YS001 A2-70 Stainless Steel 304 Square Flat Head Bolt Enquiries for Sheet Metal Projects
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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
Specify the bolt needed for the sheet-metal joint. The examples have broad transverse heads, threaded shanks, nuts and washers, without verified square-flat-head geometry or material grade.
Define the head's anti-rotation bearing
Set head width, bearing face, contact clearance, shank length and thread engagement. Choose actual metric or inch designation, diameter and pitch on the controlled drawing.
- Select square or transverse head geometry.
- Dimension the head contact and threaded shank.
- Specify actual material and applicable property class.
- Confirm nut, washer and passivation requirements.
- Agree joint-specific inspection and mechanical evidence.
Keep A2-70 separate from alloy choice
SS304, SS316 and carbon or high-strength-steel references are alternatives. The general class menu does not certify the chosen fastener or make stainless grade and strength class equivalent.
Confirm the supplied assembly and identity
YISHENG and YS001 are source references. Relia authorization, joint fit, tightening, corrosion life and load capacity require applicable evidence for the delivered configuration.

The YISHENG YS001 A2-70 Custom Stainless Steel 304 Square Flat Head Bolt is designed for a wide range of sheet metal projects. Manufactured from high-quality stainless steel 304, it offers outstanding strength and corrosion resistance, making it suitable for both indoor and outdoor applications.

This versatile bolt features a square flat head to ensure secure fastening and easy installation. Available in multiple header styles including hexagon, T head, eye, flange, and round, it can be customized to suit different project requirements. The thread options encompass both metric and inch systems, providing broad compatibility.

Surface treatment by passivation enhances durability and performance, ensuring a long lifespan even in demanding environments. With class ratings ranging from 4.8 to 10.9 and options for SS304 and SS316 materials, this bolt meets various structural needs. Packaging is tailored for bulk orders, shipped in 20-25 kg cardboard boxes and pallets of up to 900 kg, ideal for wholesalers.

YISHENG is a trusted Chinese manufacturer, specializing in custom bolts for industrial and sheet metal sectors. Choose our YS001 bolts for reliable quality, competitive pricing, and efficient global delivery.

