Spade Flanges Manufacturer in India

Table of Contents
Introduction
Sk Steel Corporation is India’s Best Mild Steel Flange Manufacturer in Mumbai, we are also known as Carbon Steel Flanges and Pipe Fittings Manufacturer. With a rich legacy of excellence spanning several decades, we take immense pride in being a trusted name in the industry. Our commitment to quality and customer satisfaction has earned us acclaim from clients across India and beyond.
Picture an intricate web of pipes transporting essential liquids and gases across power generation facilities, chemical manufacturing plants, oil refining operations, or even wastewater treatment sites. These pipelines serve as the industry’s arteries, making it essential to guarantee their safe and efficient functioning. This is due to many factors, but one essential aspect of engineering that is frequently neglected is the spade flange. We are the best Spade Flanges Supplier.
If you work in sectors such as oil and gas, petrochemicals, power generation, or large-scale water management, you have probably come across these distinctive devices. They are the overlooked champions that offer a fast, dependable, and crucial method for positively isolating segments of a pipeline. When it involves the production of reliable, high-quality spade flanges in India, one name stands out consistently: SK Steel Corporation.
What Exactly is a Spade Flange
In order to grasp the concept of a spade flange, we should first take a brief look at a standard flange. Essentially, a flange is a flat, circular (or occasionally square) plate affixed to the end of a pipe. It features bolt holes along its edge, which enables it to be bolted to another flange and create a secure, leak-proof connection. Picture a standard flange, but with a unique, thin metal “paddle” or “spade” affixed to it. This paddle can fit between two standard flanges. This paddle generates a total, impenetrable seal when the bolts are fastened, thereby stopping any material from flowing through the pipeline. We are the best Spade Flanges Manufacturer in Mumbai.
Why Choose SK Steel Corporation
- Unparalleled Quality and Material Proficiency: At SK Steel Corporation, quality goes beyond mere jargon; it is the foundation of our operations. By sourcing only the highest-quality raw materials, we guarantee that every spade flange we manufacture adheres to the utmost standards of durability and performance. We have expertise in a diverse array of materials, including.
- Precision Manufacturing and Compliance with Standards: Our manufacturing facility utilizes cutting-edge machinery and is run by technicians with advanced skills. To ensure that every spade flange is manufactured with the highest precision, we use advanced cutting, machining, and finishing techniques. Importantly, every spade flange we produce adheres rigorously to global industry standards, especially ASME B16.48 (Line Blanks). This compliance ensures that your piping systems are dimensionally precise, compatible, and safe.
- Decades of Industry Expertise: SK Steel Corporation goes beyond being a manufacturer; we are experienced professionals in the industry. We have an in-depth understanding of material properties, manufacturing techniques, and the stringent demands of various industrial applications due to our extensive experience in the steel and piping components sector.
- Workforce with Expertise: Our team consists of engineers, metallurgists, and technicians with advanced skills who are masters of their trade. This guarantees that every manufactured spade flange adheres to the utmost precision and quality standards.
- Advanced Machinery: Our manufacturing units, situated in India, utilize state-of-the-art machinery, such as precision CNC machines, forging tools, and heat treatment facilities. Thanks to this, we can manufacture spade flanges that boast outstanding dimensional precision and excellent mechanical properties.
- Thorough Quality Control: Every phase of the production process, starting with raw material examination and culminating in final product testing, is subjected to rigorous quality assessments. To ensure our products are free of defects, we employ state-of-the-art testing equipment for material analysis, dimensional checks, ultrasonic testing, and hydrostatic testing.
- Extensive Size and Pressure Range: We manufacture spade flanges that cater to a broad spectrum of sizes (ranging from ½” NB to 48″ NB and larger) and pressure classes (from Class 150 to Class 2500 and more), adhering to global standards such as ASME B16.48, suitable for everything from small pipes to large-scale industrial applications.
- Custom Solutions: We recognize that certain projects come with one-of-a-kind specifications. SK Steel Corporation specializes in delivering tailored spade flanges that adhere to client specifications, including drawings, material needs, and unique design factors, even for very specialized uses.

Applications of Spade Flanges
1. Oil & Gas Industry
- Spade flanges are extensively used in offshore and onshore oil refineries, petrochemical plants, and gas processing facilities. They help isolate parts of the pipeline during maintenance, shutdowns, or emergencies to ensure the safety of workers and equipment.
2. Chemical Processing Plants
- In chemical plants, pipelines often carry corrosive and hazardous chemicals. Spade flanges provide an efficient method to isolate and secure sections of the system for safe cleaning, inspection, or replacement.
3. Power Generation Plants
- Thermal and nuclear power plants use spade flanges to manage high-pressure steam and fluid lines. These flanges are crucial for isolating sections of the piping system during repair work or scheduled maintenance.
4. Pharmaceutical Industry
- In pharmaceutical manufacturing units, hygiene and safety are paramount. Spade flanges help quickly isolate and clean process lines without contaminating the entire system.
5. Water Treatment Plants
- Spade flanges are widely used in water treatment and desalination plants for routine inspection and maintenance of pipelines that handle water, chemicals, or effluents.
Table of Specifications for Spade Flanges
Specification | Details |
---|---|
Product Name | Spade Flanges |
Brand | SK Steel Corporation |
Material Grades | ASTM A105, A182 F304, F316, F11, F22 |
Sizes Available | 1/2″ NB to 24″ NB (Custom sizes on request) |
Pressure Ratings | Class 150, 300, 600, 900, 1500, 2500 |
Type | Flat Face, Raised Face, RTJ |
Standards | ASME B16.48, ANSI, DIN, BS |
Face Finish | Smooth, Serrated, Stock Finish |
Test Certificates | EN 10204 3.1/3.2, PMI, Hydro Test |
Usage | Isolation, Maintenance, Pressure Testing |
Surface Coating | Black Paint, Anti-Rust Coating, Hot Dip Galvanized |
Custom Manufacturing | Available as per client drawing & specification |
Types of Spade Flanges
Standard Spade Flanges
- These are the most basic type, made of a solid circular plate with a handle. They are placed between two pipe flanges to isolate a pipeline section.
Features:
- Simple design
- Available in various sizes and thicknesses
- Suitable for high-pressure applications
Paddle Spade Flanges
- Paddle spades are similar to standard spade flanges but designed for easier handling with a round or oval handle.
Features:
- Easy to insert and remove
- Used in systems requiring frequent isolation
- Common in oil and gas pipelines
Paddle Blank Spade Flanges
- These flanges are designed for complete sealing and are often used with spectacle blinds.
Features:
- Ideal for complete isolation
- Thick and durable
- Manufactured according to industry standards
Customized Spade Flanges
- Some industries require customized spade flanges based on unique pipeline specifications like:
- Different diameters
- Special materials (stainless steel, duplex steel, carbon steel, alloy steel)
- Specific pressure ratings (ANSI, ASME, DIN standards)
- At SK Steel Corporation, we specialize in manufacturing customized spade flanges tailored to meet client requirements.
Conclusion
The spade flange, though modest in appearance, is vital for protecting operations, facilitating essential maintenance, and guaranteeing the overall integrity of processes within the complex realm of industrial piping. In sectors where safety is paramount and downtime incurs significant costs, a dependable spade flange is an essential element.
It is essential to select the appropriate manufacturer for these critical components. SK Steel Corporation is the foremost Spade Flanges Manufacturer in India, thanks to its steadfast dedication to top-notch material quality, precision engineering, compliance with international standards, stringent quality control measures, and customer-first philosophy.By teaming up with SK Steel Corporation, you are doing more than just purchasing a flange; you are putting money into a guarantee of a strong, high-performance product that will reliably serve your essential applications for years to come, as well as operational efficiency and peace of mind.