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Comparison of SUS201 stainless steel screws and SUS304 stainless steel screws in terms of difference and application areas!

Jul. 18, 2024

Comparison of SUS201 stainless steel screws and SUS304 stainless steel screws in terms of difference and application areas!

SUS201 and SUS304 stainless steel screws differ in composition, performance, and application areas. Two hundred-one stainless steel screws are suitable for cost-constrained, aesthetic requirements are not high occasions, while 304 stainless steel screws are ideal for high-end equipment and precision instruments and other fields. In the actual application, the appropriate stainless steel screws should be selected to meet the use of the environment and requirements.

SUS201 stainless steel screws and SUS304 stainless steel screws difference and application areas comparison

Stainless steel screws are widely used in industrial production and daily life because of their excellent corrosion resistance and beautiful appearance. The standard stainless steel screws are mainly SUS201 stainless steel screws and SUS304 stainless steel screws. These two kinds of screws have specific differences in composition, performance, and application areas. In this article, SUS201 stainless steel screws and SUS304 stainless steel screws will be compared in detail to understand their differences and application areas better.

Stainless Steel Pan Head Torx Screws: Made from 18-8 stainless steel, these screws have good chemical resistance and may be mildly magnetic. All are passivated for added protection against oxidation and corrosion. Torx and Torx-Plus drives have more points of contact than other drives, allowing you to tighten the screw without damaging the recess. For Torx tools, see Torx and Torx-Plus bits, keys, and drivers. Torx-Plus screws can be used with both Torx-Plus and Torx tools. Length is measured from under the head.

Stainless Steel Flat Head Thread-Forming Screws for Plastic:18-8 stainless steel screws have good chemical resistance and may be mildly magnetic. They are beveled under the head for use in countersunk holes. Length is measured from the top of the head.

Comparable to Plastite screws, inch-size screws have a triangular shank that presses tightly against formable plastic, such as polypropylene, to resist loosening.

Metric-size screws are comparable to PT screws. They have a round shank that evenly distributes contact between the screw and plastic, as well as a recess between each thread that allows extra material to pass through. This means they grip tightly to plastic and require little driving torque to install, reducing the risk of cracking your material. These screws have more sharply angled threads than inch-size screws, so they resist loosening and backing out from vibration, even while supporting heavy loads. They also need more force to pull out. You can reuse them.

Screws with a Torx or Torx Plus drive allow you to apply extra force with less slippage or damage to the recess.

Stainless Steel Torx Rounded Head Thread-Forming Screws for Plastic: These 18-8 stainless steel screws have good chemical resistance and may be mildly magnetic. A Torx or Torx Plus drive provides more points of contact than a Phillips drive, allowing you to apply extra force with less slippage or damage to the recess. Comparable to Plastite screws, these screws have a triangular shank that presses tightly against formable plastic such as polypropylene to resist loosening. Length is measured from under the head.

Super-corrosion-resistant 316 Stainless Steel Square-Neck Carriage Bolts: More corrosion-resistant than 18-8 stainless steel bolts, these 316 stainless steel bolts have excellent resistance to chemicals and salt water and are a good choice for ACQ-treated (arsenic-free) lumber. They may be mildly magnetic. A square neck keeps them from turning when tightening a nut. A smooth, rounded head provides a finished look. Dimensions meet ASME B18.5 or DIN 603 specifications. Length is measured from under the head.

Comparison of SUS201 stainless steel screws and SUS304 stainless steel screws in terms of difference and application areas!Comparison of SUS201 stainless steel screws and SUS304 stainless steel screws in terms of difference and application areas!

(1)SUS 201 stainless steel screws

SUS201 stainless steel screws are stainless steel material with high manganese content and low nickel content. This stainless steel screw has strong corrosion resistance, but compared with SUS304 stainless steel screws, its corrosion resistance and tensile strength are not as good. In addition, the appearance of SUS201 stainless steel screws is relatively dull and not beautiful enough.

Due to the relatively low price of SUS201 stainless steel screws, they are widely used on some occasions where the aesthetic requirements are not high, and the cost is limited. For example, in the connection and fixing of construction, furniture, electrical appliances, and other industries, SUS201 stainless steel screws have become an affordable choice.

(2) SUS304stainless steel screws

Three hundred-four stainless steel screws are a kind of austenitic stainless steel material with high chromium and nickel content, and their corrosion resistance and tensile strength are better than SUS201 stainless steel screws. In addition, SUS304 stainless steel screws have a beautiful appearance, good gloss, not easy to rust, and have good durability and stability.

Because of the excellent performance and appearance of SUS304 stainless steel screws, they are widely used in high-end equipment, precision instruments, medical devices, and other fields. For example, in the aerospace, automotive, medical equipment, and other industries, SUS304 stainless steel screws have become a high-quality choice.

(3) Comparison of application areas In summary, SUS201 stainless steel screws and SUS304 stainless steel screws in the composition, performance, and application areas, there are some differences. SUS201 stainless steel screws are suitable for the more sensitive to the cost, the aesthetic requirements of the occasions are not high, and SUS304 stainless steel screws are ideal for the performance and appearance of the high end of the high requirements of the equipment and precision instruments and other fields. In the actual application, the appropriate stainless steel screws should be selected according to the specific use of the environment and requirements. For example: in the construction industry, for some indoor decoration or outdoor environments is a poor project, you can choose the more affordable SUS201 stainless steel screws, and in some high-end equipment or precision instruments, to ensure the stability and service life of the equipment, you should choose the SUS304 stainless steel screws with more excellent performance. In short, SUS201 stainless steel screws and SUS304 stainless steel screws have their own characteristics and application areas. We should fully consider using the environment and requirements to improve its performance and value in the choice.

For high-quality Super-Corrosion-Resistant 316 Stainless Steel Square-Neck Carriage Bolts and professional technical support, please get in touch with us at adelajonly@gmail.com or visit our website at https://www.juxinfasteners.com.


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