Khaleed Stainless is a well-respected manufacturer and supplier of Stainless Steel 440C Bolts based in Riyadh, Saudi Arabia. We specialize in providing strong fastening solutions tailored for high-performance industries. Stainless Steel 440C is a high-carbon martensitic stainless steel known for its remarkable hardness, tensile strength, and wear resistance. Our 440C bolts are designed to offer outstanding durability and precision, making them perfect for tough environments. At Khaleed Stainless, we take pride in ensuring that our Stainless Steel 440C Bolts adhere to international quality standards, catering to a variety of applications in sectors like aerospace, automotive, petrochemical, engineering, and heavy machinery.
Stainless Steel 440C Bolts are made up of carbon (0.95–1.20%), chromium (16–18%), along with carefully controlled amounts of manganese, molybdenum, and silicon. This high-carbon martensitic alloy delivers excellent hardness and strength. The bolts boast a tensile strength of 760–800 MPa, a yield strength of around 450 MPa, and can reach hardness levels of up to 58 HRC after heat treatment. They provide impressive wear and abrasion resistance, although their corrosion resistance is moderate compared to austenitic steels. Nonetheless, their mechanical performance makes them a great fit for demanding structural and mechanical fastening tasks.
|
Material |
Specification |
Standards |
Size |
Length |
|
Stainless Steel 440C Bolts |
ASTM, ASME and API |
ASTM B 193 / ASME SB 193 |
M02 to M30 |
3 mm To 200 mm |
| Element | SS 440C |
| Tensile Strength (MPa) min | 480 |
| Yield Strength 0.2% Proof (MPa) min | 275 |
| Elongation (% in 50mm) min | 16 |
| Rockwell B (HR B) max Hardness | 95 |
| Brinell (HB) max Hardness | 201 |
| Element | SS 440C |
| Ni | 0.75 |
| C | 0.15 |
| Mn | 1.00 max |
| P | 0.04 max |
| S | 0.03 max |
| Si | 1.00 max |
| Cr | 11.5 – 13.5 |
| Mo | – |
| N | – |
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Stainless steel 440C bolts are very strong, high strength fasteners with excellent damage resistance. They offer moderate corrosion resistance and are ideal for high stress and high damage applications in industrial and industrial applications.
Custom Stainless Steel 440C Hex Bolt is a high-strength fastener with a square head, specifically designed to fit. It provides exceptional strength, wear resistance and durability for tough applications.
Stainless Steel 440C Leg Bolt is a high-strength, corrosion-resistant fastener with a long threaded shaft and flat head, designed for more demanding applications requiring durability and abrasion resistance
Stainless Steel 440C Expansion Anchor Bolt is a high-strength fastener designed to secure concrete or masonry products. It expands in the hole as it tightens, creating a reliably stable surface.
Stainless Steel 440C Hex Flange Head Bolt features a hexagonal head with an integrated flange for increased weight distribution. Provides superior strength and wear resistance for complex industrial applications.
Stainless Steel 440C Full Threaded Bolts have threads along their entire length, providing consistent clamping force and high hardness. They are ideal for high-stress applications requiring strength and wear resistance.
Every Stainless Steel 440C bolt is packaged using high-quality material for protection from damage, rust, or defects during shipping. We focus on the satisfaction of customers by ensuring prompt delivery through effective transportation methods. In addition all relevant documentation related to the product including certificates of Quality are provided to clients. at the time of delivery. Assuring them of the product’s compliance with the highest industry standards. At every step we maintain a commitment to quality and reliable service.
Stainless Steel 440C Bolts are commonly utilized in applications where hardness, wear resistance, and high strength are crucial. In the aerospace and automotive sectors, you’ll find them in engines, gear assemblies, and various machinery. The petrochemical and refinery industries rely on them for pumps, valves, and pressure equipment. They’re also ideal for tooling, industrial machinery, and medical instruments that need precise fastening under stress. With their ability to perform reliably in high-load and abrasive conditions, 440C bolts have become a trusted choice for long-term industrial applications.







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