For product
inquiries or technical support, contact:
info@ladhanimetals.co
or visit https://www.ladhanimetal.in/
Introduction
Ladhani Metal Corporation is a leading manufacturer, supplier, and exporter of
high-performance Hastelloy ball valves engineered for demanding applications
involving corrosive fluids, extreme temperatures, and high pressure. These
valves are designed for tight shut-off and reliable flow control in industries
such as chemical processing, marine, petrochemical, pharmaceutical, pulp and
paper, and power generation.
Hastelloy
ball valves are constructed from nickel-molybdenum-chromium alloys that provide
exceptional resistance to oxidizing and reducing environments. They are
particularly suited for handling aggressive media such as hydrochloric acid,
sulfuric acid, phosphoric acid, and other chemical compounds that rapidly
degrade standard alloys. With superior sealing performance, low operating
torque, and long service life, Hastelloy ball valves ensure leak-free operation
under severe service conditions.
What is a
Ball Valve
A ball valve is a quarter-turn flow control device that uses a perforated,
rotating spherical ball to control the flow of fluids through a pipeline. When
the valve handle or actuator turns the ball 90 degrees, the bore aligns with
the flow path to allow full flow or blocks it to achieve complete shut-off.
Ball valves are favored for their simple design, minimal pressure drop, quick
actuation, and dependable sealing even after prolonged operation. They are
widely used in systems requiring tight shut-off, chemical compatibility, and
high operational reliability.
Types of
Hastelloy Ball Valves
Flanged
Hastelloy Ball Valve
Flanged Hastelloy ball valves feature precision-machined flanged ends that bolt
directly to pipe flanges, providing robust mechanical strength and excellent
sealing integrity. They are ideal for high-pressure and high-temperature
service where a strong, durable connection is critical. Available in pressure
ratings such as Class 150, 300, 600, and 900, these valves are commonly used in
chemical reactors, acid production plants, offshore systems, and process
pipelines.
Flanged
Hastelloy ball valves are easy to install and maintain, offering uniform stress
distribution and superior resistance to vibration and thermal expansion. Their
corrosion-resistant properties make them suitable for use in oxidizing and
reducing environments where stainless steel or other alloys may fail. Typical
applications include acid transfer systems, evaporators, and heat exchangers
handling strong chemical solutions.
Threaded
Hastelloy Ball Valve
Threaded Hastelloy ball valves are designed for smaller pipe sizes and compact
installations. They use precision threads for quick and secure connections
without the need for welding or flanges, making them ideal for laboratory
equipment, pilot plants, and small-scale processing systems. The Hastelloy body
prevents galling and thread corrosion, even after prolonged exposure to
aggressive fluids.
These valves
are best suited for moderate pressure and temperature systems requiring
reliable chemical resistance and low maintenance. Their compact design,
leak-proof sealing, and smooth operation make them an excellent choice for
portable or modular chemical processing setups.
Actuation
Methods of Hastelloy Ball Valves
Hastelloy ball valves can be operated manually or automated through various
actuation systems depending on torque requirements and control precision.
Manual
Actuation
Manual ball valves are operated by lever or gear handle, providing simple,
direct control over flow. They are reliable, cost-effective, and easy to
operate, making them suitable for small to medium-sized valves.
Pneumatic
Actuation
Pneumatic actuators use compressed air to rotate the ball, allowing fast,
consistent operation ideal for automated or remote-controlled systems. These
are preferred in applications requiring frequent on-off cycles and rapid
actuation.
Electric
Actuation
Electric actuators use a motor-driven mechanism for controlled operation. They
are commonly used in systems requiring precise flow modulation or remote
monitoring through digital control systems.
Hydraulic
Actuation
Hydraulic actuators operate using pressurized hydraulic fluid, providing high
torque output for large valves or high-pressure systems. They ensure reliable
performance under extreme environmental and operational conditions.
Electro-Pneumatic
Actuation
Electro-pneumatic systems combine electronic control with pneumatic action,
enabling fast actuation with high accuracy and automation compatibility. They
are widely used in modern process control systems across chemical and
petrochemical plants.
Chemical
Composition of Hastelloy Grades
Ladhani Metal Corporation manufactures Hastelloy ball valves using
corrosion-resistant grades including Hastelloy C-22, Hastelloy C-276, and
Hastelloy C-4. These alloys provide excellent protection against oxidizing and
reducing environments, pitting, and stress corrosion cracking.
Hastelloy
C-22
• Nickel (Ni): Balance
• Chromium (Cr): 20.0 – 22.5%
• Molybdenum (Mo): 12.5 – 14.5%
• Iron (Fe): 2.0 – 6.0%
• Tungsten (W): 2.5 – 3.5%
• Cobalt (Co): ≤ 2.5%
• Manganese (Mn): ≤ 0.5%
• Silicon (Si): ≤ 0.08%
• Carbon (C): ≤ 0.01%
Hastelloy
C-276
• Nickel (Ni): Balance
• Molybdenum (Mo): 15.0 – 17.0%
• Chromium (Cr): 14.5 – 16.5%
• Iron (Fe): 4.0 – 7.0%
• Tungsten (W): 3.0 – 4.5%
• Cobalt (Co): ≤ 2.5%
• Manganese (Mn): ≤ 1.0%
• Silicon (Si): ≤ 0.08%
• Carbon (C): ≤ 0.01%
Hastelloy C-4
• Nickel (Ni): Balance
• Molybdenum (Mo): 14.0 – 17.0%
• Chromium (Cr): 14.0 – 18.0%
• Iron (Fe): ≤ 3.0%
• Cobalt (Co): ≤ 2.0%
• Manganese (Mn): ≤ 1.0%
• Silicon (Si): ≤ 0.08%
• Carbon (C): ≤ 0.01%
Mechanical
Properties of Hastelloy Grades
|
Property |
Hastelloy C-22 |
Hastelloy C-276 |
Hastelloy C-4 |
|
Tensile
Strength (MPa) |
690 |
760 |
700 |
|
Yield
Strength (MPa) |
283 |
355 |
276 |
|
Elongation
(%) |
45 |
40 |
40 |
|
Hardness
(HB) |
217 |
240 |
200 |
|
Density
(g/cm³) |
8.69 |
8.89 |
8.64 |
Weight Chart
of Hastelloy Ball Valve
Flanged
Hastelloy Ball Valve – Class 150
|
Nominal Size (Inches) |
Face-to-Face (mm) |
Approx. Weight (kg) |
|
½” (DN15) |
108 |
3.5 |
|
¾” (DN20) |
117 |
4.0 |
|
1” (DN25) |
127 |
5.0 |
|
1½” (DN40) |
165 |
7.5 |
|
2” (DN50) |
178 |
9.5 |
|
2½” (DN65) |
190 |
13.0 |
|
3” (DN80) |
203 |
18.0 |
|
4” (DN100) |
229 |
28.0 |
|
5” (DN125) |
356 |
38.0 |
|
6” (DN150) |
394 |
52.0 |
|
8” (DN200) |
457 |
85.0 |
|
10”
(DN250) |
533 |
130.0 |
|
12”
(DN300) |
610 |
175.0 |
Flanged
Hastelloy Ball Valve – Class 300
|
Nominal Size (Inches) |
Face-to-Face (mm) |
Approx. Weight (kg) |
|
½” (DN15) |
140 |
5.0 |
|
¾” (DN20) |
152 |
6.5 |
|
1” (DN25) |
165 |
7.0 |
|
1½” (DN40) |
190 |
10.0 |
|
2” (DN50) |
216 |
13.5 |
|
2½” (DN65) |
241 |
19.0 |
|
3” (DN80) |
283 |
26.0 |
|
4” (DN100) |
305 |
38.0 |
|
5” (DN125) |
381 |
52.0 |
|
6” (DN150) |
403 |
70.0 |
|
8” (DN200) |
502 |
120.0 |
|
10”
(DN250) |
568 |
175.0 |
|
12”
(DN300) |
648 |
240.0 |
Threaded
Hastelloy Ball Valve (Screwed End, Full Port)
|
Nominal Size (Inches) |
Bore (mm) |
Approx. Weight (kg) |
|
¼” (DN8) |
8 |
0.25 |
|
⅜” (DN10) |
10 |
0.35 |
|
½” (DN15) |
15 |
0.50 |
|
¾” (DN20) |
20 |
0.75 |
|
1” (DN25) |
25 |
1.10 |
|
1¼” (DN32) |
32 |
1.60 |
|
1½” (DN40) |
38 |
2.00 |
|
2” (DN50) |
50 |
3.50 |
|
2½” (DN65) |
65 |
5.50 |
|
3” (DN80) |
80 |
7.00 |
Notes:
• All weights are approximate for standard two-piece or three-piece ball valve
designs without actuators.
• For valves with pneumatic, electric, or hydraulic actuators, add 3–25 kg
depending on actuator size.
• Dimensions conform to ASME B16.10 for flanged valves and ISO 7/1 or NPT for
threaded valves.
• Materials: Hastelloy C-22, C-276, or C-4 body and trim.
Function of
Hastelloy Ball Valve
· Provides precise on-off and throttling control for corrosive and
high-pressure media.
· Ensures tight sealing with minimal torque and low maintenance.
· Delivers superior resistance to pitting, oxidation, and crevice corrosion.
· Maintains strength and sealing efficiency at elevated temperatures.
· Enables smooth flow with minimal pressure drop due to full-port design.
· Offers compatibility with various seat materials such as PTFE, PEEK, or
Viton.
· Operates reliably in both manual and automated systems.
· Provides high resistance to chloride-induced stress corrosion cracking.
· Suitable for vacuum to high-pressure applications.
· Designed for long service life even in extreme chemical environments.
Applications
Hastelloy ball valves are used across a wide range of critical industrial
processes requiring corrosion resistance, chemical compatibility, and reliable
sealing performance.
· Chemical
and Petrochemical Plants: For handling acids, alkalis, and solvents in process
pipelines and reactors.
· Marine and Offshore Industries: Resistant to seawater and brine corrosion in
offshore systems.
· Power Generation: Used in heat recovery, condensate, and cooling circuits.
· Pharmaceutical Industry: Provides sterile and corrosion-free flow control for
clean systems.
· Pulp and Paper: Handles bleaching agents and chemical processing streams.
· Water Treatment and Desalination: Suitable for brine and chlorinated water
applications.
· Oil and Gas Refining: Withstands sour gas, chlorinated hydrocarbons, and
aggressive refinery media.
· Pollution Control Systems: Used in scrubbers, evaporators, and neutralization
plants.
· Metal Finishing: Resistant to corrosive plating and etching solutions.
· Industrial Waste Handling: Effective for transferring corrosive and
contaminated fluids.
Conclusion
Ladhani Metal Corporation manufactures, supplies, and exports high-quality
Hastelloy Ball Valves in flanged and threaded configurations, available with
manual, pneumatic, electric, hydraulic, and electro-pneumatic actuation
options. Constructed from premium Hastelloy grades such as C-22, C-276, and
C-4, these valves deliver outstanding corrosion resistance, strength, and
reliability for the most demanding service environments.
With
precision-engineered construction, durable sealing systems, and long
operational life, Ladhani Metal Corporation’s Hastelloy ball valves are trusted
by industries worldwide for superior flow control performance and long-term
durability.
For product
inquiries or technical support, contact:
info@ladhanimetals.co
or visit https://www.ladhanimetal.in/
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