Stainless Steel A2-70 Hex Nuts

Stainless Steel A2-70 Hex Nut is a specific type of hexagonal-shaped nut made from stainless steel material that conforms to the A2-70 standard. Let's break down the key aspects of this type of nut:

Stainless Steel Material (A2):
The "A2" designation indicates the type of stainless steel used. A2 stainless steel is a common designation for 304-grade stainless steel. This type of stainless steel is known for its excellent corrosion resistance, moderate strength, and versatility. It contains 18-20% chromium and 8-10.5% nickel, which provides its corrosion-resistant properties.
A2-70 Specification:
The "A2-70" refers to the material's mechanical properties. In this case, A2-70 stainless steel has a minimum tensile strength of 700 MPa (megapascals) and a minimum yield strength of 450 MPa. The "A2" indicates the stainless steel grade (304), and the "70" specifies the minimum tensile strength in N/mm².

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• Grade

  A2-70

• ASTM

  A194

• ASME

  SA194

• SHARE

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Features:
Corrosion Resistance: A2-70 stainless steel offers good resistance to corrosion, especially in environments where it is exposed to moisture, mild acids, and various atmospheric conditions. It is suitable for use in outdoor or mildly corrosive settings.
Strength: A2-70 stainless steel provides decent mechanical strength, making it suitable for various applications where a balance between corrosion resistance and strength is required.
Hex Nut Shape: Hexagonal nuts (hex nuts) are designed with six flat sides, which makes them easy to tighten and loosen using a wrench or a socket. This shape provides a secure and stable fastening solution.

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SS A2-70 Hex Nuts Specification

Applications:
Stainless Steel A2-70 Hex Nuts find application in various industries and settings, including:
Construction:
These nuts are used in construction projects, such as building structures, bridges, and infrastructure, where they need to withstand outdoor environmental conditions.
Automotive:
They are used in automotive applications where corrosion resistance is essential due to exposure to road salt, moisture, and other environmental factors.
Marine:
In marine applications, where exposure to saltwater and humidity is high, A2-70 stainless steel hex nuts are commonly used for fastening and securing components.
General Fastening:
These nuts can be used for general fastening purposes in machinery, equipment, and household items where corrosion resistance and moderate strength are required.
Corrosion Resistance:
The corrosion resistance of A2-70 stainless steel is a notable feature. It is resistant to rust and staining in many typical environments. However, it may not be suitable for highly corrosive environments, such as those with exposure to strong acids or chloride-rich conditions, where higher-grade stainless steels like 316 or duplex stainless steel may be more appropriate.

Chemical Composition of Stainless Steel A2-70 Hex Nuts

Mechanical Properties of SS A2-70 Hex Nuts

Types of Stainless Steel A2-70 Hex Nuts