Manufacturer, Supplier & Exporter of Flanged Dismantling Joint

Flanged Dismantling Joints are vital pipeline components designed to ease the installation, maintenance, and dismantling of valves, pumps, and meters in pressurized piping systems. These joints accommodate axial and lateral movements, making it easier to align flanges and compensate for slight pipeline misalignments. Their flanged ends allow for secure bolted connections, ensuring reliable sealing and minimal leakage in water supply, wastewater treatment, industrial, and HVAC systems.

Riddhi Siddhi Impex, a well-established name in the Indian piping and fittings industry, is a reputed manufacturer and supplier of Flanged Dismantling Joints. Known for their quality-driven production and engineering capabilities, the company manufactures dismantling joints using premium materials like ductile iron, carbon steel, and stainless steel, ensuring durability, corrosion resistance, and adaptability across various fluid handling systems. Their dismantling joints are designed to comply with global standards such as ISO, BS, and AWWA, making them suitable for both domestic and international markets.

As a domestic supplier, Riddhi Siddhi Impex has built a robust distribution and logistics network across major Indian cities, including Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, and Vadodara. These urban hubs are centers for infrastructure development and industrial expansion, and the demand for high-quality dismantling joints is consistently high due to ongoing municipal water projects and private sector investments in utilities.

Beyond metro cities, Riddhi Siddhi Impex serves rapidly growing Tier-2 and Tier-3 industrial cities such as Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, and Varanasi, where water distribution and sewage treatment systems are being modernized. The availability of Flanged Dismantling Joints from a trusted domestic supplier ensures these regions can access reliable, tested products without delays or dependency on imports.

In northern and central India, cities like Amritsar, Chandigarh, Udaipur, Jodhpur, and Mysuru (Mysore) benefit from Riddhi Siddhi Impex’s consistent quality and timely delivery. Their dismantling joints are crucial in government infrastructure upgrades, especially in water supply and sanitation pipelines. These products simplify maintenance tasks by allowing the quick removal and refitting of valves or pipe sections without extensive downtime.

Flanged Dismantling Joint – Technical Specification & Details

1. Product Specification

Property	Details
Product	Flanged Dismantling Joint
Manufacturer	Riddhi Siddhi Impex
Material	Ductile Iron, Mild Steel, Carbon Steel, Stainless Steel (SS304/316)
End Connection	Flanged (PN10, PN16, ANSI, BS)
Size Range	DN 50 mm to DN 2000 mm
Pressure Rating	Up to 25 bar (customizable)
Coating	Fusion Bonded Epoxy / Hot-Dip Galvanized / Epoxy Painted
Application	Water Supply, Pump Connections, Valve Maintenance, Wastewater Plants

2. Chemical Composition (Ductile Iron & Stainless Steel)

Material	C	Si	Mn	P	S	Other Elements
Ductile Iron (DI)	3.2 – 3.6%	2.2 – 2.8%	0.1 – 0.3%	≤ 0.05%	≤ 0.02%	Mg (0.03 – 0.05%)
SS304	≤ 0.08%	≤ 1%	≤ 2%	≤ 0.045%	≤ 0.03%	Cr: 18–20%, Ni: 8–11%

3. Mechanical Properties

Material	Yield Strength (MPa)	Tensile Strength (MPa)	Elongation (%)	Hardness
Ductile Iron	≥ 300	≥ 420	≥ 10%	170–230 BHN
Carbon Steel	≥ 250	≥ 410	≥ 20%	≤ 180 HB
SS304	≥ 205	≥ 515	≥ 40%	≤ 92 HRB

4. Dimension Chart (Sample Sizes)

DN Size (mm)	Length (mm)	Flange OD (mm)	No. of Bolts	Pressure (bar)
80	220	200	4	10
150	280	285	8	16
300	380	445	12	16
600	550	670	20	10
1000	720	920	28	10

5. Equivalent Grades

Material	Equivalent Grade	Standard
Ductile Iron	GJS 400-15	EN 1563
Carbon Steel	A106 Grade B	ASTM
SS304	1.4301	EN 10088

6. Equivalent Standards

Standard	Applicable
IS 9523	Indian Standard for Ductile Iron Fittings
EN 545 / EN 598	European Standard for Ductile Iron Fittings
BS 4504 / BS 4772	British Flange & Joint Standards
ANSI B16.5	American Standard for Flanged Connections

7. Other Types of Dismantling Joints

Type	Material	Use Case	Pressure Rating
Double Flanged Dismantling Joint	DI, MS	Valve removal without cutting pipeline	Up to 16 bar
Restrained Type Dismantling Joint	DI, CS	For high-pressure applications	Up to 25 bar
Expansion Dismantling Joint	SS, Rubber	Thermal expansion and contraction	Up to 10 bar
Threaded End Dismantling Joint	MS	Small diameter systems	Up to 10 bar

Riddhi Siddhi Impex’s dismantling joints are appreciated for their robust construction, adjustable design, ease of installation, and maintenance-friendly features. Offered in a range of diameters, pressure ratings, and flange standards, they can be customized to meet project-specific requirements. Their joints are pressure-tested and certified to ensure long-term leak-free performance under challenging operational conditions.

Frequently Asked Questions (FAQs)

Q1: What is the purpose of a Flanged Dismantling Joint?

A: It allows easy installation and removal of valves or fittings by compensating for pipe misalignment and providing axial adjustment.

Q2: Can dismantling joints handle pressure variations?

A: Yes, they are pressure-rated up to 25 bar and tested for leak-proof performance.

Q3: Are these joints suitable for underground piping?

A: Yes, especially when coated with epoxy or FBE, they are ideal for buried pipelines.

Q4: Can I get customized lengths?

A: Riddhi Siddhi Impex offers customization in size, flange rating, and coating as per client specifications.