Home > Fittings > Stainless Steel Union
Akor Stainless, a reputable manufacturer and supplier of stainless steel based in Abuja, Nigeria, is well-known for providing top-notch stainless steel fittings that adhere to international standards. One of their standout products, the Stainless Steel Union, is expertly crafted to ensure a dependable, leak-proof connection between pipes in various industrial setups. With precision manufacturing that utilizes advanced forming and finishing techniques, these unions boast impressive corrosion resistance, durability, and precise dimensions. Akor Stainless offers these unions in a variety of sizes, grades, and pressure ratings, catering to industries like oil and gas, chemical processing, water treatment, food and beverage, and construction throughout Nigeria and West Africa.
Stainless Steel Unions from Akor Stainless are primarily made up of iron, chromium (16–20%), and nickel (8–12%), along with small amounts of molybdenum, manganese, and carbon to enhance strength and corrosion resistance. Available in grades 304, 316, and 316L, these unions excel in resisting oxidation, acids, and chloride attacks. They also deliver impressive mechanical properties, including high tensile strength (around 515–620 MPa), excellent toughness, and superior weldability. Thanks to precision machining, they ensure consistent thread integrity and leak-proof performance, making them perfect for high-pressure, high-temperature, and corrosive fluid systems in both industrial and commercial settings.
| Dimensions | ASME 16.11, MSS SP-79, MSS SP-95, 83, 95, 97, BS 3799 |
| Size | 1/8″ NB TO 4″ NB |
| Form | Threaded Union, Forged Threaded Union |
| Pressure Ratings | Up to 20,000 psig (1,378 bar) |
|---|---|
| Temperature Ratings | Up to 1000° F (537° C) |
| Class | 33000 LBS, 6000 LBS, 4500 LBS |
| Type | Socket Weld (S/W) & SCREWED (SCRD) – NPT, BSP, BSPT |
| Types | NPT, ISO/BSP, SAE threads |
| Value Added Services: | Hot Dipped Galvanizing, Epoxy & FBE Coating, Electro Polish, Sand Blasting, Threading, Soldering |
| Export to | Singapore, Indonesia, Abuja, Brazil, Ukraine, India, Thailand, Korea, Oman, Spain, Canada, USA, Ireland, Iran, Egypt, Saudi Arabia, Peru, etc |
| Production Grades: | Stainless Steel, Alloy Steel, Duplex, Nickel Alloys, Low temperature Steel, Carbon Steel, Cupro Nickel |
| Sizes available | 1/16 to 1 in. |
| Main Types | Pipe nipples, adapter and gaskets, reducing bushing and reducers, couplings, elbows, tees, crosses, union ball joints, caps, and plugs |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Ti | Fe | |
| 304 | min. | 18.0 | 8.0 | |||||||||
| max. | 0.08 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | 0.10 | ||||
| 304L | min. | 18.0 | 8.0 | |||||||||
| max. | 0.030 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 12.0 | 0.10 | ||||
| 304H | min. | 0.04 | 18.0 | 8.0 | ||||||||
| max. | 0.010 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | |||||
| SS 310 | 0.015 max | 2 max | 0.015 max | 0.020 max | 0.015 max | 24.00 26.00 | 0.10 max | 19.00 21.00 | 54.7 min | |||
| SS 310S | 0.08 max | 2 max | 1.00 max | 0.045 max | 0.030 max | 24.00 26.00 | 0.75 max | 19.00 21.00 | 53.095 min | |||
| SS 310H | 0.04 0.10 | 2 max | 1.00 max | 0.045 max | 0.030 max | 24.00 26.00 | 19.00 21.00 | 53.885 min | ||||
| 316 | min. | 16.0 | 2.03.0 | 10.0 | ||||||||
| max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | |||||
| 316L | min. | 16.0 | 2.03.0 | 10.0 | ||||||||
| max. | 0.035 | 2.0 | 0.75 | 0.045 | 0.030 | 18.0 | 14.0 | |||||
| 316TI | 0.08 max | 10.00 14.00 | 2.0 max | 0.045 max | 0.030 max | 16.00 18.00 | 0.75 max | 2.00 3.00 | ||||
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 304/ 304L | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi 75000 , MPa 515 | Psi 30000 , MPa 205 | 35 % |
| 304H | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi 75000 , MPa 515 | Psi 30000 , MPa 205 | 40 % |
| 310 / 310S / 310H | 7.9 g/cm3 | 1402 °C (2555 °F) | Psi 75000 , MPa 515 | Psi 30000 , MPa 205 | 40 % |
| 306/ 316H | 8.0 g/cm3 | 1400 °C (2550 °F) | Psi 75000 , MPa 515 | Psi 30000 , MPa 205 | 35 % |
Contact us to get a quick quote for your requirement.
Moreover, test certificates such as MTC as per EN 10204/3.1b, PMI Test Certificate, 100% Radiography Test Report, and Third Party Inspection Certificate are provided by most Akor Stainless Unions. Such documents act as proof for the quality and reliability of the product to its users regarding high performance and durability. Commitment to seamless and trustworthy experience where these Stainless Steel Unions meet the best standards of quality and compliance.
Stainless Steel Unions typically do not require additional corrosion protection coatings due to their inherent resistance to rust and corrosion. However, coatings may be applied for extreme environments or aesthetic purposes.
Yes, Stainless Steel Unions are fully recyclable. Stainless steel is a sustainable material that can be reused without losing its properties, making it an environmentally friendly choice for various applications.
When selecting Stainless Steel Unions, consider factors like material grade, pressure ratings, size compatibility, corrosion resistance, and the specific application environment to ensure optimal performance and durability.
Stainless Steel Unions are available in various configurations, including threaded, butt-weld, socket-weld, and flanged unions, offering different connection types to suit diverse industrial applications and pressure requirements.
Stainless Steel Unions from Akor Stainless play a crucial role in connecting pipes in systems that require maintenance, assembly, or disassembly. They find extensive use in chemical and petrochemical plants, oil and gas pipelines, water treatment facilities, and power generation systems. In the food, beverage, and pharmaceutical sectors, these unions create hygienic connections for processing lines while ensuring corrosion resistance. They are also utilized in HVAC systems, providing reliable performance across various applications.
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