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Yaman Steel stands out as a top-notch manufacturer and supplier of Stainless Steel Couplings right in the heart of Mumbai, India. We pride ourselves on delivering high-quality products that are built to last, showcasing durability, strength, and impressive corrosion resistance. Stainless Steel Couplings play a crucial role as pipe fittings, securely connecting two pipes to ensure a leak-proof and long-lasting performance across various piping systems. At Yaman Steel, we take great care in manufacturing each coupling with precision, rigorously testing them under strict quality standards to meet the needs of industries that rely on reliability, especially in high-pressure and high-temperature settings.
The makeup of our Stainless Steel Couplings typically features chromium and nickel as the main components, along with trace amounts of carbon, manganese, and silicon, depending on the specific grade. This well-balanced composition guarantees exceptional resistance to corrosion, pitting, and oxidation, while also providing excellent strength and toughness. Mechanically, our SS couplings boast high tensile strength, durability, and resistance to stress and vibration, making them perfect for heavy-duty and critical applications. Their ability to perform reliably under extreme conditions makes them a trusted choice for a variety of operations.
| 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 % |
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At Chanchai 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.
Yes, Stainless Steel Couplings can be used for underground applications due to their corrosion resistance, strength, and durability. However, proper installation and maintenance are essential for optimal performance in harsh conditions.
To select the right Stainless Steel Coupling, consider factors like the required size, pressure rating, material grade, environment (corrosive or extreme temperatures), and compatibility with the connected pipes or fittings.
Yes, Stainless Steel Couplings can be used for structural applications due to their strength, corrosion resistance, and durability. They are ideal for connecting structural elements in environments exposed to harsh conditions.
Yes, Stainless Steel Couplings can be welded using appropriate techniques like TIG or MIG welding. It’s important to choose the right filler material and control heat to maintain material integrity.
You’ll find Stainless Steel Couplings widely used in sectors like oil & gas, petrochemical, chemical processing, water treatment, power generation, and pharmaceuticals. They’re perfect for connecting pipelines that transport fluids, gases, or steam, and are frequently utilized in high-pressure systems, condensers, boilers, pumps, and heat exchangers. Thanks to their robust sealing properties and wear resistance, they offer a cost-effective solution for industries that need long-lasting performance with minimal maintenance. With Yaman Steel’s commitment to quality, our SS couplings deliver reliable and efficient solutions around the globe.







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