One-piece Instrumentation Ball Valves

OIB Series One-piece Instrumentation Ball Valves

One-piece instrumentation ball valves are essential components used in various industrial applications, particularly in process control and fluid handling systems. These valves are designed to provide reliable shut-off and control of fluid flow in a compact and efficient manner. The term "one-piece" refers to the valve body construction, which is made from a single piece of metal, typically stainless steel.

The design of a one-piece instrumentation ball valve includes a hollow, perforated ball with a bore through its center. The ball is rotated within the valve body using a handle or actuator, allowing for precise control of fluid flow. When the ball's bore aligns with the valve body's inlet and outlet ports, the flow is permitted, and when the bore is perpendicular to the ports, the flow is blocked.

One of the key advantages of one-piece instrumentation ball valves is their compact size and lightweight construction, making them ideal for use in tight spaces or applications where weight is a concern. They are commonly used in industries such as oil and gas, chemical processing, pharmaceuticals, and water treatment.

These valves offer excellent sealing capabilities due to the use of elastomeric seats or seals that ensure a tight shut-off, preventing leakage. The one-piece design also reduces the number of potential leak paths, enhancing their reliability and reducing maintenance requirements.

One-piece instrumentation ball valves are available in various configurations, including reduced-bore and full-bore options. Reduced bore valves have a smaller ball bore diameter compared to the pipe size, which can lead to some pressure drop. On the other hand, full-bore valves have a ball bore diameter matching the pipe size, allowing for minimal pressure drop and better flow characteristics.

These ball valves can be operated manually or automated with the use of actuators, allowing for remote control and integration into larger process control systems. Actuated one-piece instrumentation ball valves are often used in scenarios where precise control and automation are necessary.

One-piece Instrumentation Ball Valves Materials of Construction:

ltem	Component	Valve Body Material
		Stainless Steel	Brass	Alloy 400
		Material Grade/ASTM Specification
1	Handle	Nylon or Aluminium
2	Set Screw	S17400 SS/A564
3	Packing Bolt	Powdered metal 300 series SS or 316 SS/A276A479	Brass CDA 36000/B16	AlloyR-405/B164
4	Panel Nut	Powdered metal 300 series SS/B783 or 316 SS/A276A479	Brass CDA 36000/B16	Powdered metal 300 series SS/B783 or 316 SS/A276A479
5	Dishing Spring		S17700/A693
6	Gland	Powdered metal 300 series SS/B783 or316 SS/A276	Brass CDA 36000/B16	Alloy 400/B164
7	Packing Seat		PTFE/D1710 or UHMWPE/D4020
8	Support Ring	316 SS/A276	Brass CDA 36000/B16	Alloy 400/B164
9	Ball Stem	316 SS/A276	Brass CDA 36000/B16	Alloy 400/B164
10	Body	316 SS/A182	Brass CDA 37700/B16	Alloy 400/B164

One-piece Instrumentation Ball Valves Types:

3 Way Female Thread Instrumentation Ball Valves	3 Way Double One-Piece Instrumentation Ball Valves	Double Ferrules One-Piece Instrumentation Ball Valves
Single Ferrule Instrumentation Ball Valves	Female Thread One-Piece Instrumentation Ball Valves

One-piece Instrumentation Ball Valves Dimensions:

1. Straight One-Piece Instrumentation Ball Valves

Basic Ordering Number	Connection Type and Size	Orifice in.(mm)	Cv		Dimension, in.(mm)
			Straight	Angle	A	B	C	E	F	H
-OIB-FN2-3	1/8 Female NPT	0.13 (3.2)	0.50	0.30	1.63 (41.4)	0.28 (7.1)	0.34 (8.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-FN2-5		0.19 (4.8)	0.90	0.70	2.00 (50.8)	0.38 (9.7)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FN4-5	1/4 Female NPT	0.19 (4.8)	0.90	0.75	2.06 (52.3)	0.38 (9.7)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FN4-7		0.28 (7.1)	2.60	1.70	2.50 (63.5)	0.56 (14.2)	0.56 (14.2)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-FN6-5	3/8 Female NPT	0.28 (7.1)	2.60	1.50	2.50 (63.5)	0.56 (14.2)	0.56 (14.2)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-FN8-10	1/2 Female NPT	0.41 (10.3)	6.30	3.50	3.12 (79.2)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MN2-3	1/8 Male NPT	0.13 (3.2)	0.50	0.30	1.63 (41.4)	0.28 (7.1)	0.34 (8.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-MN4-5	1/4 Male NPT	0.19 (4.8)	0.90	0.75	2.00 (50.8)	0.38 (9.7)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-MN6-5	3/8 Male NPT	0.28 (7.1)	2.60	1.50	2.50 (63.5)	0.56 (14.2)	0.56 (14.2)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-MN8-10	1/2 Male NPT	0.41 (10.3)	6.30	3.50	3.12 (79.2)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-FT2-2	1/8” Tube	0.09 (2.4)	0.20	0.15	2.01 (51.0)	0.28 (7.1)	0.34 (8.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-FT4-5	1/4” Tube	0.19 (4.8)	1.40	0.90	2.39 (60.7)	0.38 (9.7)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FT6-7	3/8” Tube	0.28 (7.1)	6.00	2.0	3.05 (77.5)	0.56 (14.2)	0.56 (14.2)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-FT8-10	1/2” Tube	0.41 (10.3)	6.40	3.80	3.92 (99.6)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-FT12-10	3/4” Tube	0.41 (10.3)	12.0	4.60	3.92 (99.6)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MT3-2	3mm Tube	0.09 (2.4)	0.20	0.15	2.01 (51.0)	0.28 (7.1)	0.34 (8.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-MT6-5	6mm Tube	0.19 (4.8)	1.40	0.90	2.39 (60.7)	0.38 (9.7)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-MT8-5	8mm Tube	0.19 (4.8)	1.40	0.90	2.46 (62.5)	0.38 (9.7)	0.44 (11.2)	1.64 (41.7)	1.64 (41.7)	0.78 (19.8)
-OIB-MT10-7	10mm Tube	0.28 (7.1)	6.00	2.0	3.05 (77.5)	0.56 (14.2)	0.56 (14.2)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-MT12-10	12mm Tube	0.41 (10.3)	6.40	3.80	3.92 (99.6)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MT14-10	14mm Tube	0.41 (10.3)	6.40	3.80	3.92 (99.6)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MT18-10	18mm Tube	0.41 (10.3)	12.0	4.60	3.92 (99.6)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)

2. Angle & 3-Way One-Piece Instrumentation Ball Valves

Basic Ordering Number	Connection Type and Size	Orifice in.(mm)	Cv		Dimension, in.(mm)
			Straight	Angle	A	C	D	E	F	H
-OIB-FN2-3-A	1/8 Female NPT	0.13 (3.2)	0.50	0.30	1.63 (41.4)	0.34 (8.6)	0.81 (20.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-FN2-3-3W
-OIB-FN2-5-A		0.19 (4.8)	0.90	0.70	2.00 (50.8)	0.44 (11.2)	1.03 (26.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FN2-5-3W
-OIB-FN4-5-A	1/4 Female NPT	0.19 (4.8)	0.90	0.75	2.06 (52.3)	0.44 (11.2)	1.03 (26.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FN5-5-3W
-OIB-FN4-7-A		0.28 (7.1)	2.60	1.70	2.50 (63.5)	0.56 (14.2)	1.25 (31.8)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-FN4-7-3W
-OIB-FN6-5-A	3/8 Female NPT	0.28 (7.1)	2.60	1.50	2.50 (63.5)	0.56 (14.2)	1.25 (31.8)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-FN6-7-3W
-OIB-FN8-10-A	1/2 Female NPT	0.41 (10.3)	6.30	3.50	3.12 (79.2)	0.69 (17.5)	1.56 (39.6)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-FN8-10-3W
-OIB-MN2-3-A	1/8 Male NPT	0.13 (3.2)	0.50	0.30	1.63 (41.4)	0.28 (7.1)	0.34 (8.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-MN2-3-3W
-OIB-MN4-5-A	1/4 Male NPT	0.19 (4.8)	0.90	0.75	2.00 (50.8)	0.38 (9.7)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-MN5-5-3W
-OIB-MN6-5-A	3/8 Male NPT	0.28 (7.1)	2.60	1.50	2.50 (63.5)	0.56 (14.2)	0.56 (14.2)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-MN6-7-3W
-OIB-MN8-10-A	1/2 Male NPT	0.41 (10.3)	6.30	3.50	3.12 (79.2)	0.69 (17.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MN8-10-3W
-OIB-FT2-2-A	1/8” Tube	0.09 (2.4)	0.20	0.15	2.01 (51.0)	0.34 (8.6)	0.97 (24.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-FT2-2-3W
-OIB-FT4-5-A	1/4” Tube	0.19 (4.8)	1.40	0.90	2.39 (60.7)	0.44 (11.2)	1.29 (32.8)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FT4-5-3W
-OIB-FT6-7-A	3/8” Tube	0.28 (7.1)	6.00	2.0	3.05 (77.5)	0.56 (14.2)	1.43 (36.3)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-FT6-7-3W
-OIB-FT8-10-A	1/2” Tube	0.41 (10.3)	6.40	3.80	3.92 (99.6)	0.69 (17.5)	1.74 (44.2)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-FT8-10-3W
-OIB-FT12-10-A	3/4” Tube	0.41 (10.3)	12.0	4.60	3.92 (99.6)	0.69 (17.5)	1.74 (44.2)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-FT12-10-3W

Basic Ordering Number	Connection Type and Size	Orifice in.(mm)	Cv		Dimension, in.(mm)
			Straight	Angle	A	C	D	E	F	H
-OIB-MT3-2	3mm Tube	0.09 (2.4)	0.20	0.15	2.01 (51.0)	0.34 (8.6)	0.97 (24.6)	1.10 (28.0)	1.43 (36.2)	0.59 (15.0)
-OIB-MT3-2-3W
-OIB-MT6-5	6mm Tube	0.19 (4.8)	1.40	0.90	2.39 (60.7)	0.44 (11.2)	1.29 (32.8)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-MT6-5-3W
-OIB-MT8-5	8mm Tube	0.19 (4.8)	1.40	0.90	2.46 (62.5)	0.44 (11.2)	1.29 (32.8)	1.64 (41.7)	1.64 (41.7)	0.78 (19.8)
-OIB-MT8-5-3W
-OIB-MT10-7	10mm Tube	0.28 (7.1)	6.00	2.0	3.05 (77.5)	0.56 (14.2)	1.43 (36.3)	2.05 (52)	2.19 (55.5)	1.13 (28.6)
-OIB-MT10-7-3W
-OIB-MT12-10	12mm Tube	0.41 (10.3)	6.40	3.80	3.92 (99.6)	0.69 (17.5)	1.74 (44.2)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MT12-10-3W
-OIB-MT14-10	14mm Tube	0.41 (10.3)	6.40	3.80	3.92 (99.6)	0.69 (17.5)	1.74 (44.2)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MT14-10-3W
-OIB-MT18-10	18mm Tube	0.41 (10.3)	12.0	4.60	3.92 (99.6)	0.69 (17.5)	1.74 (44.2)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-MT18-10-3W

1. Sizes and types listed are standard. Other sizes and types are available upon request; refer to the ordering information.
2. Dimensions are shown with HZPT nuts finger-tightened. All dimensions are for reference only and are subject to change.
3. For dimensions not shown above, please contact the authorized representative or HZPT employees.

3. Switching Valves (4, 5, 6 and 7-way)

Basic Ordering Number	Connection Type and Size	Orifice in.(mm)	Cv	Dimension, in.(mm)
				A	B	C	D	E	H
-OIB-FN2-2-4L	1/8 Female NPT	0.06 (1.6)	0.07	1.85 (47.0)	0.88 (22.4)	0.44 (11.2)	1.57 (39.9)	1.76 (44.6)	0.91 (23.1)
-OIB-FN2-2-5L
-OIB-FN8-10-4L	1/2 Female NPT	0.41 (10.3)	3.50	3.13 (79.5)	1.56 (39.6)	0.69 (17.5)	3.13 (79.6)	2.63 (66.7)	1.50 (38.1)
-OIB-FN8-10-5L
-OIB-FT2-2-4L	1/8 Tube	0.06 (1.6)	0.07	2.64 (67.0)	1.32 (33.5)	0.44 (11.2)	1.57 (39.9)	1.76 (44.6)	0.91 (23.1)
-OIB-FT2-2-5L
-OIB-FT2-1-6L	1/16 Tube	0.05 (1.3)	0.05	2.64 (67.0)	1.32 (33.5)	0.44 (11.2)	1.57 (39.9)	1.76 (44.6)	0.91 (23.1)
-OIB-FT2-1-7L
-OIB-FT2-2-6L	1/8 Tube	0.06 (1.6)	0.07	2.64 (67.0)	1.32 (33.5)	0.44 (11.2)	1.57 (39.9)	1.76 (44.6)	0.91 (23.1)
-OIB-FT2-2-7L

4. Crossover Valves (4, 6-way)

Basic Ordering Number	Connection Type and Size	Orifice in.(mm)	Cv	Dimension, in.(mm)
				A	B	D	E	H
-OIB-FN2-2-4C	1/8 Female NPT	0.06 (1.6)	0.08	1.55 (39.4)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FN8-7-4C	1/2 Female NPT	0.28 (7.1)	1.60	3.13 (79.5)	0.69 (17.5)	3.13 (79.6)	2.67 (67.7)	1.50 (38.1)
-OIB-FT1-1-4C	1/16 Tube	0.05 (1.3)	0.06	1.95 (49.6)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FT2-2-4C	1/8 Tube	0.06 (1.6)	0.08	2.61 (66.3)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FT1-1-6C	1/16 Tube	0.05 (1.3)	0.06	1.95 (49.6)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)
-OIB-FT2-2-6C	1/8 Tube	0.06 (1.6)	0.08	1.95 (49.6)	0.44 (11.2)	1.57 (39.9)	1.64 (41.7)	0.78 (19.8)

One-piece Instrumentation Ball Valves Features:

One-piece instrumentation ball valves are a type of ball valve that is constructed from a single piece of material. This makes them stronger and more durable than other types of ball valves, which are typically made from two or three pieces. One-piece instrumentation ball valves are also less likely to leak, as they have fewer potential leak paths.

Some of the key features of one-piece instrumentation ball valves include:

1. High strength and durability: One-piece instrumentation ball valves are made from a single piece of material, which makes them stronger and more durable than other types of ball valves. This makes them ideal for use in demanding applications where high pressure and temperature are involved.

2. Leak-tight performance: One-piece instrumentation ball valves have fewer potential leak paths than other types of ball valves, making them less likely to leak. This is important for applications where purity and cleanliness are critical.

3. Ease of maintenance: One-piece instrumentation ball valves are relatively easy to maintain. The packing can be adjusted or replaced without having to disassemble the valve.

4. Wide range of materials: One-piece instrumentation ball valves are available in a wide range of materials, including stainless steel, brass, and PVC. This allows them to be used in a variety of applications, including corrosive and high-purity environments.

One-piece Instrumentation Ball Valves Working Principle:

One-piece instrumentation ball valves work in the same way as other types of ball valves. They use a spherical ball with a hole through it to control the flow of fluid. When the handle is turned 90 degrees, the hole in the ball is aligned with the flow path, allowing fluid to pass through. When the handle is turned back to its original position, the hole in the ball is perpendicular to the flow path, blocking the flow.

One-piece instrumentation ball valves are typically made of a single piece of metal, which makes them strong and durable. They are also relatively lightweight and easy to install. These valves are commonly used in industrial and laboratory applications where precise flow control is required.

Here is a more detailed explanation of how a one-piece instrumentation ball valve works:

1. The valve body is made of a single piece of metal, with a spherical ball inside.
2. The ball has a hole drilled through it, which aligns with the flow path when the valve is open.
3. The ball is held in place by a stem, which is connected to the handle on the outside of the valve.
4. When the handle is turned 90 degrees, the stem rotates the ball, aligning the hole with the flow path and opening the valve.
5. When the handle is turned back to its original position, the stem rotates the ball back to its original position, blocking the hole and closing the valve.

One-piece instrumentation ball valves are available in a variety of sizes and materials, to suit a wide range of applications. They are typically rated for high pressures and temperatures and can be used to control the flow of a variety of fluids, including gases, liquids, and slurries.

Here are some examples of common applications for one-piece instrumentation ball valves:

• Chemical processing
• Food and beverage processing
• Pharmaceutical manufacturing
• Power generation
• Oil and gas production
• Water and wastewater treatment
• Laboratory research

One-piece instrumentation ball valves are a reliable and versatile type of valve that can be used in a wide variety of applications. They are relatively inexpensive and easy to maintain, making them a popular choice for many industries.

China Instrumentation Ball Valve Manufacturers

We're well-known as one of the leading one-piece instrumentation ball valve manufacturers and suppliers, specializing in providing different kinds of fittings, instrument valves, and flanges. We warmly welcome you to buy high-quality one-piece instrumentation ball valves in stock from our factory. One-Piece Instrumentation Ball Valves, Female Thread One Piece Instrumentation Ball Valves 3000PSI, Hex Bar Stock Ball Valves.

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