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M3*8 Stainless Screws

KSh 8.00

In stock

Description
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An M3*8 Stainless Steel Screw is a common type of threaded fastener made from stainless steel. Let’s break down the components of this description:

M3: This indicates the metric thread size. “M3” signifies a nominal thread diameter of 3 millimeters. The thread pitch for a standard M3 screw is 0.5 millimeters (the distance between adjacent thread peaks).
*8: This denotes the length of the screw’s shank (the main body of the screw from under the head to the tip) as 8 millimeters.
Stainless Steel: This specifies the material of the screw. Stainless steel is an alloy of iron, chromium (usually a minimum of 10.5%), and often nickel and other elements. This material offers several advantages:
- Corrosion Resistance: Stainless steel is highly resistant to rust and corrosion, making it suitable for use in various environments, including those with moisture or exposure to the elements. The specific grade of stainless steel (e.g., 304, 316) will determine the level of corrosion resistance.
- Durability: Stainless steel is strong and durable, providing a reliable and long-lasting fastening solution.
- Aesthetic Appeal: It often has a clean, metallic appearance.
- Hygienic: The non-porous surface is easy to clean.

Key Characteristics:

Thread Type: Metric (M3 x 0.5 standard coarse thread).
Length: 8 millimeters (measured from under the head to the tip).
Material: Stainless Steel (grade will vary depending on the specific screw).
Head Type: The description doesn’t specify the head type. M3 screws are available with various head types, including:
- Pan Head: A low, rounded head with a wide bearing surface.
- Countersunk (Flat) Head: Designed to sit flush with the surface when installed in a countersunk hole.
- Button Head: A low-profile, dome-shaped head.
- Socket Cap Head: A cylindrical head with a hexagonal recess for use with an Allen wrench.
- Cheese Head: A cylindrical head with a flat top and a slightly wider base.
- Truss Head: A low-profile head with a larger diameter than a pan head.
Drive Type: Similar to the head type, the drive type (the recess in the head for the tool) is not specified. Common drive types for M3 screws include:
- Slotted: A single slot for a flathead screwdriver.
- Phillips (PH): A cross-shaped recess.
- Pozidriv (PZ): A cross-shaped recess with additional smaller ribs for better torque transfer.
- Hex Socket (Allen): A hexagonal recess for an Allen wrench.
- Torx (Star): A six-pointed star-shaped recess.
Compliance with Standards: Depending on the manufacturer and intended use, the screw might comply with specific international standards like DIN, ISO, or ANSI. These standards define dimensions, tolerances, and material properties.

Common Applications:

M3*8 stainless steel screws are widely used in various applications due to their small size, strength, and corrosion resistance, including:

Electronics Assembly: Fastening components in circuit boards, enclosures, and electronic devices.
Model Making and Robotics: Securing parts in intricate designs and robotic assemblies.
Small Machinery: Fastening smaller components in precision machinery.
DIY and Hobbyist Projects: General-purpose fastening in various creative projects.
Medical Devices: Where biocompatibility and corrosion resistance are critical (specific grades of stainless steel are used).
Food Processing Equipment: Where hygiene and corrosion resistance are important (often using specific grades like 304 or 316).

To get a more precise description, it’s essential to know the head type and drive type of the specific M38 stainless steel screw you are referring to. For example, it could be an “M38 Stainless Steel Pan Head Phillips Screw” or an “M3*8 Stainless Steel Socket Cap Head Screw.”