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
Q1: How to choose stainless steel hexagonal bolts suitable for solar installation?
A1: 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.

Q2: What is the corrosion resistance of stainless steel hex bolts?
A2: 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.

Q3: What should be the tightening torque of stainless steel hex bolts when mounting solar panels?
A3: 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.

Q4: How to ensure the long-term stability of stainless steel hexagon bolts in solar installations?
A4: Regularly check the tightness of the bolts to ensure that there is no looseness or corrosion, and replace or maintain them as necessary.

Q5: What are the advantages of stainless steel hexagon bolts over other materials?
A5: 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.