Niazi Stainless, located in Manama, Bahrain, stands out as a top manufacturer and supplier of premium stainless steel products, with a particular focus on SS 418 sheets and plates. Known for their unwavering dedication to quality, the company caters to a wide array of industries by delivering stainless steel solutions that are not only durable and corrosion-resistant but also precision-engineered. Thanks to their advanced manufacturing techniques, rigorous quality control, and a strong emphasis on customer satisfaction, Niazi Stainless guarantees reliable products that align with international standards. Their SS 418 sheets and plates are crafted to endure tough environments, providing both strength and versatility for industrial, construction, and engineering projects throughout Bahrain and the broader GCC region.
The SS 418 stainless steel sheets and plates from Niazi Stainless boast a meticulously controlled blend of chromium, nickel, and carbon, striking a perfect balance between corrosion resistance and mechanical strength. This martensitic stainless steel type is known for its high hardness, impressive wear resistance, and moderate toughness, making it an excellent choice for structural and industrial uses. Typical mechanical properties include tensile strength between 700–850 MPa, yield strength of 450–550 MPa, and an elongation of about 15–20%. Its carefully managed composition ensures it can resist moderate corrosion and scaling, while also being easy to fabricate and heat treat for improved performance in various settings.
Material | Specification | Standards | Size | Length |
Stainless Steel 321H Bolts | ASTM, ASME and API | ASTM B 193 / ASME SB 193 | M02 to M30 | 3 mm To 200 mm |
| Element | SS 321H |
| 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 321H |
| 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 321H bolts are high-performance fasteners designed for high-temperature environments, offering exceptional resistance to oxidation and corrosion. Ideal for aerospace, chemical processing, and industrial applications requiring durability and reliability.
Custom Stainless Steel 321H Hex Bolt is a custom designed fastener with a hexagonal head, designed for high temperature applications. It provides excellent corrosion resistance and strength, ideal for industrial, aerodynamic and aerospace applications.
Stainless Steel 321H leg bolt features a unique leg design for enhanced stability and support. It offers superior high-temperature and corrosion resistance, making it ideal for demanding industrial and aerospace applications.
Stainless Steel 321H expansion anchor bolt is designed for anchoring in concrete or masonry, providing exceptional high-temperature and corrosion resistance. It expands upon installation for secure, reliable holding in harsh environments.
Stainless Steel 321H Hex Flange Head Bolt connects the hexagonal head with an integrated flange, providing superior thermal corrosion resistance. Ideal for safe clamping in industrial and aerospace applications.
Stainless Steel 321H full threaded bolts feature continuous threading and excellent resistance to high temperatures and corrosion. They are ideal for securing components in demanding industrial, aerospace, and chemical processing environments.
We perform several tough tests to guarantee the reliability and performance of our products. Our Stainless Steel 321H Bolts are checked stringently for quality, and we also offer third-party inspection for added assurance. Our logistics are efficient enough to ensure that our delivery is prompt and on time to meet the demands of our clients without delay.
Niazi Stainless’s SS 418 sheets and plates are extensively utilized in the industrial, automotive, construction, and engineering fields due to their remarkable strength, durability, and resistance to corrosion. They are perfect for crafting turbine blades, pump shafts, valves, and structural components that demand wear resistance and high mechanical performance. In the construction sector, these stainless steel products are employed for cladding, panels, and reinforcement elements. Their unique combination of toughness and formability also makes them a go-to choice for a variety of applications.
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