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 sheet-metal bolt configuration. The examples show hex-head bolts assembled with nuts and washers, rather than verified square flat heads.
Match the selected head to the joint
Specify head geometry, bearing face, shank length, diameter, pitch and thread system. Identify whether nuts and washers form part of the supplied set and define required engagement.
State material and property class separately
SS304 and SS316 are material references. A2-70 and the carbon-steel class menu require applicable fastener specifications and evidence, not simultaneous ratings of the pictured bolts.
- Select the actual bolt-head drawing.
- Define thread and bearing dimensions.
- Specify material condition and required property class.
- Agree supplied nut, washer and finish scope.
- Set dimensional and relevant mechanical acceptance.
Confirm traceability for the delivered fastener
YISHENG and YS001 are source references, not verified Relia manufacturer identity or authorization. Passivation compatibility, load, tightening and corrosion performance need agreement and applicable records for the chosen joint.

The YISHENG YS001 A2-70 custom stainless steel 304 square flat head bolt is designed specifically for sheet metal fabrication, ensuring a secure and precise fit in industrial applications. Manufactured with premium grade SS304 material, these bolts offer superior corrosion resistance and durability, making them ideal for demanding environments.

This product supports a variety of header styles, including hexagon, T head, eye, flange, and round, providing flexibility to meet different assembly requirements. The metric thread system ensures compatibility with international standards for easy installation and reliable fastening performance.

YISHENG bolts undergo a strict passivation surface treatment process, which enhances their resistance to oxidation and prolongs their service life. Available in multiple strength classes such as 4.8, 5.6, 6.8, 8.8, 10.9, SS304, and SS316, these bolts are suitable for both general and high-strength applications.

Packed securely in 20-25 kg cardboard boxes and shipped on pallets of up to 900 kg, our bolts are ready for wholesale orders and global distribution. Choose YISHENG for your custom stainless steel bolt needs and experience reliable quality from a trusted Chinese B2B manufacturer.

