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Nakamura Stainless is a well-known manufacturer and supplier located in Pulau Ujong, Singapore, specializing in high-quality stainless steel products, particularly Stainless Steel Couplings. With a reputation for precision engineering and corrosion resistance, Nakamura Stainless adheres to international standards, providing durable and reliable solutions for a variety of industries. Our Stainless Steel Couplings are expertly designed to create secure, leak-proof connections for pipes and tubing systems. By leveraging advanced technology, top-notch materials, and strict quality control, Nakamura Stainless ensures superior performance, making us a trusted partner for industrial, marine, construction, and chemical processing applications both in Singapore and around the globe.
Typically, our Stainless Steel Couplings are made from stainless steel grades like 304, 304L, 316, and 316L, which contain chromium (18–20%), nickel (8–12%), and molybdenum to enhance corrosion resistance. They boast impressive tensile strength (515–620 MPa), high yield strength, and exceptional hardness, allowing them to withstand high pressure and temperature conditions. Their sturdy construction provides excellent resistance to pitting, oxidation, and wear while still maintaining good ductility and toughness. This combination guarantees a long service life, hygienic properties, and reliable performance in demanding industrial and commercial piping systems.
| Grades | 201, 202, 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L |
| Type | Seamless / Welded / Fabricated |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Size | ½”NB to 48″NB in |
| Schedule | Sch 10s, 40s, 80s, 160s, XXS. |
| Dimensions | ANSI/ASME B16.9, B16.28, MSS-SP-43. |
| SS | 304 | 304N | 304LN |
|---|---|---|---|
| Ni | 8 – 11 | 8 – 11 | 8 – 11 |
| Fe | Balance | ||
| Cr | 18 – 20 | 18 – 20 | 18 – 20 |
| C | 0.08 max | 0.08 max | 0.035 max |
| Si | 0.75 max | 0.75 max | 0.75 max |
| Mn | 2 max | 2 max | 2 max |
| P | 0.040 max | 0.040 max | 0.040 max |
| S | 0.030 max | 0.030 max | 0.030 max |
| N | 0.10 – 0.16 | 0.10 – 0.16 | |
| Density | 8.0 g/cm3 |
| Melting Point | 1400 °C (2550 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
Contact us to get a quick quote for your requirement.
At Nakamura Stainless, quality is supreme. The test is proved in cleaning up the whole quality test on the Stainless Steel Couplings before their dispatch. The tests include all – Hardness Test, Chemical Analysis (using Spectro Analysis), Positive Material Inspection (PMI) Testing, Flattening Test, Micro and Macro Test, Pitting Resistance Test, Flaring Test, and Intergranular Corrosion (IGC) Test. We make sure that strong and durable couplings are provided to our customers in order to give them the best products for their applications.
Stainless Steel Couplings are commonly used to securely join two sections of pipe, ensuring leak-proof performance across various industries. You’ll find them in applications like oil and gas, petrochemical, water treatment, food and beverage, marine, and construction sectors. Their corrosion resistance and durability make them perfect for transporting liquids, gases, and chemicals under high pressure. Plus, these couplings simplify installation and maintenance by allowing for easy disassembly of piping systems. In short, Stainless Steel Couplings are essential components for creating safe, efficient, and long-lasting piping connections in both industrial and commercial settings.
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