Fasteners Stainless Steel(SS) Hex Bolt A2-70 304

The hex bolt A2-70, A2 means performance marking for stainless steel bolts, screws, studs and nuts， 70 means performance grade of the product, and its number is the minimum tensile strength of 700N/mm2(700MPa).

The Stainless Steel have great performance in ambient temperature, anti-rust.

FAQ
Q: How to choose stainless steel hexagonal bolts suitable for solar installation?

A: When selecting a bolt, you should consider the material, specification, load capacity and applicable environment. Make sure that the bolts meet the mechanical requirements and corrosion resistance needs of the installation point.
Q: What is the corrosion resistance of stainless steel hex bolts?

A: Bolts made of stainless steel have excellent corrosion resistance and are suitable for use in a variety of climatic conditions, especially in coastal or high humidity areas.
Q: What should be the tightening torque of stainless steel hex bolts when mounting solar panels?

A: The tightening torque should be determined according to the specification and material of the bolts, and you can usually refer to the recommended torque value provided by the bolt manufacturer.
Q: How to ensure the long-term stability of stainless steel hexagon bolts in solar installations?

A: Regularly check the tightness of the bolts to ensure that there is no looseness or corrosion, and replace or maintain them as necessary.
Q: What are the advantages of stainless steel hexagon bolts over other materials?

A: Stainless steel bolts have better corrosion resistance than other materials (e.g. galvanized or common steel), which is suitable for long-term outdoor use and reduces maintenance costs and replacement frequency.