Dhanlaxmi Steel Distributors

An Orifice Flange Assembly is a precision piping component used in flow measurement systems. It consists of two flanges with an orifice plate mounted between them, allowing accurate measurement of fluid flow in pipelines. These assemblies are commonly used in oil & gas, chemical, water treatment, and industrial process industries.

• Orifice plate mounted between flanges for accurate flow measurement

• Made from carbon steel, stainless steel, or alloy steel

• Leak-proof and durable for high-pressure and temperature applications

• Standardized dimensions for compatibility with piping systems

• Can handle liquid, gas, or steam flows

• Easily assembled and disassembled for maintenance or calibration

• Flow measurement in pipelines for oil, gas, and water

• Chemical and petrochemical plants

• Power plants for steam and water flow monitoring

• Water treatment and industrial process control

• Offshore and marine flow metering systems

• Accurate and reliable flow measurement

• Durable and corrosion-resistant depending on material

• Easy installation and maintenance

• Compatible with standard piping systems

• Handles high-pressure, high-temperature, and corrosive fluids

Mild Steel (MS) Flanges are widely used pipe fittings made from low-carbon steel, designed to connect pipes, valves, pumps, and other equipment to form a piping system. They provide strong mechanical strength, durability, and ease of assembly. Mild steel flanges are suitable for low- to medium-pressure applications in industries such as water supply, oil & gas, construction, and chemical processing.

• Strong and durable construction for long service life

• Easy to assemble and disassemble in piping systems

• Available in various types: Weld Neck, Slip-On, Socket Weld, Lap Joint, Blind, and Threaded

• Made from mild steel with low carbon content for ductility and machinability

• Suitable for moderate temperature and pressure applications

• Compatible with standard gaskets, bolts, and piping systems

Screwed Flanges (also called Threaded Flanges) are pipe flanges that have internal threads (female threads), allowing them to be directly screwed onto a threaded pipe. They are commonly used in low-pressure piping systems where welding is not feasible, making them ideal for plumbing, water supply, gas pipelines, and maintenance-heavy installations.

• Threaded internal bore for direct connection to threaded pipes

• No welding required, suitable for sensitive or explosive environments

• Made from carbon steel, stainless steel, alloy steel, or brass

• Durable, corrosion-resistant, and reusable

• Available in various pressure classes and sizes

• Compatible with standard gaskets and bolts

• Easy to assemble, disassemble, and maintain

• Water supply pipelines

• Gas and compressed air pipelines

• Plumbing and irrigation systems

• Chemical and pharmaceutical piping

• Low-pressure industrial pipelines

• Maintenance-heavy or temporary piping systems

• No welding required, ideal for explosive or sensitive areas

• Durable and corrosion-resistant depending on material

• Easy assembly, disassembly, and maintenance

• Available in multiple materials, sizes, and pressure ratings

A Hex Flange is a type of flange that features a hexagonal shape for easy installation using standard wrenches or spanners. Typically used in mechanical, hydraulic, and piping systems, hex flanges provide a secure, leak-proof connection and are often paired with bolted assemblies. They are widely used in industrial, automotive, and engineering applications.

• Hexagonal shape allows easy tightening with wrenches

• Durable and corrosion-resistant, made from steel, stainless steel, or brass

• Provides a secure, leak-proof connection in piping or mechanical assemblies

• Available in various sizes and pressure classes

• Compatible with standard bolts, nuts, and gaskets

• Reusable and serviceable, suitable for maintenance-heavy systems

• Hydraulic and pneumatic piping systems

• Industrial piping and equipment assemblies

• Automotive and mechanical assemblies

• Chemical, food, and pharmaceutical piping

• Water and gas supply systems

• Marine and offshore installations

WNRTJ Flanges (Weld Neck Ring Type Joint Flanges) are specialized high-performance flanges designed for high-pressure, high-temperature, and critical service applications. They combine the Weld Neck flange design with a Ring Type Joint (RTJ) groove, which provides a metal-to-metal seal using a precision-machined ring gasket. These flanges are commonly used in oil & gas, petrochemical, and refinery pipelines.

• Weld Neck (WN) design: long tapered hub for stress distribution

• Ring Type Joint (RTJ): metal-to-metal sealing for high-pressure and high-temperature applications

• Made from carbon steel, stainless steel, alloy steel, or duplex steel

• Leak-proof, durable, and high-strength connection

• Reusable and serviceable, suitable for critical pipeline systems

• Compatible with high-pressure gaskets and bolting systems

• Oil & gas pipeline systems (upstream, midstream, downstream)

• Petrochemical and chemical plants

• Refineries and high-pressure process piping

• Offshore and marine pipelines

• High-pressure steam, water, and hydrocarbon pipelines

• Critical service industrial piping

WNRTJ Flanges (Weld Neck Ring Type Joint Flanges) are specialized high-performance flanges designed for high-pressure, high-temperature, and critical service applications. They combine the Weld Neck flange design with a Ring Type Joint (RTJ) groove, which provides a metal-to-metal seal using a precision-machined ring gasket. These flanges are commonly used in oil & gas, petrochemical, and refinery pipelines.

• Weld Neck (WN) design: long tapered hub for stress distribution

• Ring Type Joint (RTJ): metal-to-metal sealing for high-pressure and high-temperature applications

• Made from carbon steel, stainless steel, alloy steel, or duplex steel

• Leak-proof, durable, and high-strength connection

• Reusable and serviceable, suitable for critical pipeline systems

• Compatible with high-pressure gaskets and bolting systems

• Oil & gas pipeline systems (upstream, midstream, downstream)

• Petrochemical and chemical plants

• Refineries and high-pressure process piping

• Offshore and marine pipelines

• High-pressure steam, water, and hydrocarbon pipelines

• Critical service industrial piping

Tank Flanges are specialized flanges used to connect pipelines, valves, or fittings to storage tanks. They provide secure, leak-proof connections for liquids and gases, ensuring safe operation and easy maintenance. Tank flanges are widely used in chemical, pharmaceutical, water treatment, food & beverage, and industrial storage systems.

• Connects pipes, valves, and fittings to tanks

• Provides leak-proof sealing with gaskets

• Made from carbon steel, stainless steel, or alloy steel

• Suitable for high-pressure and moderate-temperature applications

• Available in various types: Slip-On, Weld Neck, Blind, Threaded, and Flanged Neck

• Corrosion-resistant options available for chemical and water applications

• Compatible with standard bolts and gaskets

Welding Flanges are pipe flanges that are permanently joined to pipes using welding techniques, providing a strong, leak-proof, and durable connection. They are ideal for high-pressure and high-temperature piping systems in industrial, oil & gas, chemical, and petrochemical applications.

• Welded to pipes using Butt Weld (BW) or Socket Weld (SW)

• Provides structural integrity and strong leak-proof connections

• Made from carbon steel, stainless steel, alloy steel, or duplex steel

• Suitable for high-pressure and high-temperature applications

• Compatible with standard gaskets, bolts, and piping systems

• Durable, corrosion-resistant, and reliable

• Available in various sizes, pressure classes, and flange types

• Oil & gas pipelines and refineries

• Chemical and petrochemical plants

• Power plants and boiler piping

• Water supply and wastewater systems

• Marine and offshore piping

• High-pressure and high-temperature industrial pipelines

Welded Flanges are pipe flanges that are permanently joined to a pipe using welding methods such as butt weld or socket weld. They are used in high-pressure and high-temperature piping systems, providing strong, leak-proof connections. Welded flanges are widely used in oil & gas, chemical, petrochemical, water, and industrial pipelines.

• Permanently welded to pipes for strong, leak-proof joints

• Suitable for high-pressure and high-temperature systems

• Available in Butt Weld (BW) and Socket Weld (SW) types

• Made from carbon steel, stainless steel, alloy steel, or duplex steel

• Durable, corrosion-resistant, and reliable

• Compatible with standard gaskets, bolts, and piping systems

• Provides structural integrity and alignment in pipeline systems

Tank Flanges are specialized flanges used to connect pipelines, valves, or equipment to storage tanks. They ensure a secure, leak-proof connection and allow for easy assembly, disassembly, and maintenance of tank systems. Tank flanges are widely used in chemical, pharmaceutical, water treatment, food & beverage, and industrial storage applications.

• Connects pipes, valves, and equipment to tanks

• Provides leak-proof sealing with gaskets

• Made from carbon steel, stainless steel, or alloy steel

• Suitable for high-pressure and moderate-temperature applications

• Available in various types: Slip-On, Weld Neck, Blind, Threaded, and Flanged Neck

• Corrosion-resistant options available for chemical and water applications

• Compatible with standard bolts and gaskets

• Water and wastewater treatment tanks

• Chemical and pharmaceutical storage tanks

• Food & beverage storage tanks

• Oil, fuel, and petrochemical tanks

• Pressure vessels and industrial storage tanks

• Marine and offshore storage systems

• Leak-proof, durable, and corrosion-resistant

• Easy installation and maintenance

• Compatible with standard gaskets and bolts

• Available in multiple materials and pressure ratings

• Reliable for high-pressure and chemical environments

Steel Lap Joint Flanges (LJF) are two-piece flanges used in piping systems where frequent disassembly is required. They consist of a stub end welded to the pipe and a loose backing flange that slides over the stub end. This design allows for easy alignment and assembly, especially in systems requiring regular maintenance, inspection, or replacement.

• Two-piece design: stub end + loose flange

• Facilitates easy assembly and disassembly

• Made from high-quality carbon steel, alloy steel, or stainless steel

• Suitable for high-pressure and moderate-temperature applications

• Reduces misalignment issues in piping systems

• Corrosion-resistant depending on material grade

• Compatible with gaskets, bolts, and standard piping systems

• Oil and gas pipelines and refineries

• Chemical and petrochemical plants

• Water treatment and high-pressure piping

• Power plants and steam systems

• Marine and offshore piping

• Systems requiring frequent disassembly for maintenance

• Easy alignment and installation due to two-piece design

• Simplifies maintenance and replacement of pipe sections

• Suitable for high-pressure and moderate-temperature applications

• Corrosion-resistant and durable, depending on material

• Compatible with standard gaskets, bolts, and piping systems

A Spectacle Blind Flange is a specialized flange used to isolate or block sections of a pipeline for maintenance, inspection, or system shutdowns. It is shaped like a spectacle or eyeglass, consisting of a solid disc (blind side) and an open ring (spacer side) connected by a small bar. This design allows operators to easily switch between open and closed positions without removing the flange from the pipeline.

• Two-part design: solid disc (blind) + open ring (spacer)

• Allows pipeline isolation without disassembly

• Made from carbon steel, stainless steel, or alloy steel

• Leak-proof, durable, and reliable in high-pressure systems

• Easy to install, operate, and maintain

• Suitable for high-pressure, high-temperature, and corrosive environments

• Isolating sections of pipelines for maintenance

• Temporary shutdowns in chemical, petrochemical, and water systems

• Oil & gas, refinery, and process industries

• Steam, air, and gas pipelines

• Marine and offshore pipelines

• Pressure vessel and boiler connections

• Easy pipeline isolation without removing the flange

• Leak-proof, durable, and corrosion-resistant

• Suitable for high-pressure and high-temperature applications

• Reusable and low-maintenance

• Compatible with standard gaskets, bolts, and piping systems

Steel Lap Joint Flanges (LJF) are specialized pipe fittings consisting of a stub end welded to the pipe and a loose backing flange that slides over the stub end. This design allows easy alignment, installation, and removal of the flange without rotating the pipe, making it ideal for systems that require frequent inspection or maintenance.

• Two-piece construction: stub end + loose flange

• Easy assembly and disassembly without pipe rotation

• Reduces alignment issues in piping systems

• Made from carbon steel, alloy steel, or stainless steel

• Suitable for high-pressure and moderate-temperature applications

• Compatible with gaskets and standard piping bolts

• Corrosion resistance depending on material grade

• Oil & gas pipelines and refineries

• Chemical and petrochemical plants

• Water treatment and high-pressure pipelines

• Power plants and steam systems

• Marine and offshore applications

• Systems requiring frequent maintenance or inspection

• Simplifies assembly, alignment, and maintenance

• Durable and corrosion-resistant depending on material

• Reduces downtime in industrial operations

• Suitable for high-pressure piping systems

• Compatible with standard gaskets and bolts

A Galvanized Iron (GI) Flange is a pipe fitting used to connect, terminate, or close pipelines while providing corrosion resistance due to its galvanized coating. GI flanges are commonly used in water supply, plumbing, irrigation, and industrial piping systems where durability and resistance to rust are important.

• Made from mild steel or iron with a galvanized coating for corrosion resistance

• Connects pipes, valves, and other equipment in a piping system

• Durable and strong for moderate pressure applications

• Available in various types: Weld Neck, Slip-On, Socket Weld, Blind, and Threaded

• Easy to assemble and maintain

• Suitable for water pipelines, irrigation, and industrial applications

• Water supply pipelines

• Irrigation and agricultural systems

• Plumbing systems in residential and commercial buildings

• Industrial fluid and gas pipelines

• Fire-fighting and HVAC systems

• Outdoor pipelines requiring corrosion protection

• Corrosion-resistant due to galvanization

• Durable, strong, and cost-effective

• Easy installation and maintenance

• Available in multiple types and sizes

• Suitable for water, gas, and industrial pipelines