Threaded Bushing

Teshi Fittings’ Threaded Bushings: meticulously engineered to meet the exacting standards of diverse industries, including Petroleum, Chemical, Hydraulic, and Food sectors. Crafted with precision and adhering to rigorous international quality standards, our Threaded Bushings ensure reliable sealing and seamless integration within piping systems. Committed to excellence and dedicated to surpassing customer expectations, Teshi Fittings consistently delivers superior performance and durability with every fitting. Rely on our expertise to provide tailored solutions for your unique project requirements, and discover the unmatched quality of Teshi Fittings’ Threaded Bushings for all your piping needs

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Standard Specification of Threaded Bushing

Threaded Bushing Plug DimensionsASME 16.11, MSS SP-79, MSS SP-95, 83, 95, 97, BS 3799
Threaded Bushing Size1/8″ NB TO 4″ NB
Threaded Bushing TypeThreaded (S/W) & SCREWED (SCRD) – NPT, BSP, BSP
DINDIN2605, DIN2615, DIN2616, DIN2617, DIN28011
EN  EN10253-1, EN10253-2
Threaded Bushing Production GradesStainless Steel, Alloy Steel, Duplex, Nickel Alloys, Low temperature Steel, Carbon Steel, Cupro Nickel
Threaded Bushing FormThreaded Bushing, Hex Head Bushing, Reducing Bushing

Material & Grades of Threaded Bushing

Stainless Steel Threaded BushingASTM A182 F304, F304L, F306, F316L, F304H, F309S, F309H, F310S, F310H, F316TI, F316H, F316LN, F317, F317L, F321, F321H, F11, F22, F91, F347, F347H, F904L, ASTM A312/A403 TP304, TP304L, TP316, TP316L
Carbon Steel Threaded BushingASTM/ ASME A 105, ASTM/ ASME A 350 LF 2, ASTM / ASME A 53 GR. A & B, ASTM A 106 GR. A, B & C. API 5L GR. B, API 5L X 42, X 46, X 52, X 60, X 65 & X 70. ASTM / ASME A 691 GR A, B & C
Nickel Alloy Threaded BushingASTM / ASME SB 564 / 160 / 472 – UNS 2200 (NICKEL 200), UNS 4400 (MONEL 400), UNS 8825 INCONEL (825), UNS 6600(INCONEL 600), UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 2201 (NICKEL 201), (ALLOY 20 / 20 CB 3)
Alloy Steel Threaded BushingASTM / ASME A 182, ASTM / ASME A 335, ASTM / ASME A 234 GR P 1, P 5, P 9, P 11, P 12, P 22, P 23, P 91, ASTM / ASME A 691 GR 1 CR, 1 1/4 CR, 2 1/4 CR, 5 CR, 9CR, 91
Copper Alloy Steel Threaded BushingASTM / ASME SB 111 UNS NO. C 10100 , C 10200 , C 10300 , C 10800 , C 12000, C 12200, C 70600 C 71500, ASTM / ASME SB 466 UNS NO. C 70600 ( CU -NI- 90/10) , C 71500 ( CU -NI- 70/30)

Dimension of Threaded Bushing

DIMENSIONS OF THREADED BUSHING (BS 3799) (In mm)
Nominal
Pipe
Size		Length
(Minimim)
A
Hex Plugs & Bushings
Width Flats
(Nominal)
F		Hex Height (Min.)
Bushing
G		Plug
H
1/8”9.711.2–6.4
1/4”11.215.73.06.4
3/8”12.717.54.17.9
1/2”14.222.44.87.9
3/4”15.726.95.69.7
1”19.135.16.49.7
1-1/4”20.644.57.114.2
1-1/2”20.650.87.915.7
2”22.463.58.617.5
2-2/2”26.976.29.719.1
3”28.488.910.420.6
4”31.8117.312.725.4

Manufacturing process and features of Threaded Bushing

A threaded bushing, also known simply as a bushing, is a component used in mechanical assemblies to create a threaded connection between two or more parts. Here are the typical features and manufacturing processes involved in producing threaded bushings:

Manufacturing Process:

  • Material Selection: Typically made from metals such as stainless steel, brass, aluminum, or plastic depending on application requirements.
  • Turning and Machining: The initial shaping process involves turning on a lathe to create the basic cylindrical shape.
  • Drilling: Holes are drilled to create the internal and external threads, which are crucial for the bushing’s functionality.
  • Thread Cutting: Threads are cut using threading tools or taps to ensure proper engagement with mating components.
  • Surface Treatment: Often undergoes surface treatments like plating, coating, or heat treatment to improve durability, corrosion resistance, or appearance.
  • Quality Control: Inspection for dimensional accuracy, thread integrity, and surface finish is critical at various stages of manufacturing.

Features of Threaded Bushings:

  • Threaded Design: Essential for connecting and securing components with different thread types and sizes.
  • Versatility: Can adapt between different thread standards (e.g., metric to imperial) or different component sizes.
  • Durable Construction: Designed to withstand mechanical stress, corrosion, and wear in various operating conditions.
  • Precision Fit: Threads are precisely cut to ensure secure mating with bolts, screws, or studs.
  • Application Specific: Available in various designs (e.g., straight, hexagonal, flanged) to suit specific application needs.
  • Easy Installation: Facilitates straightforward installation and removal with standard tools.

Application Of Threaded Bushing

Oil and GasFacilitate maintenance and modifications in pipelines and distribution systems.
Plumbing SystemsEnable easy disassembly in residential, commercial, and industrial plumbing.
Water Supply NetworksFacilitate quick maintenance and modifications in water distribution systems.
HVAC SystemsProvide easy access for maintenance in heating and cooling installations.
Process IndustriesUsed for quick disassembly in chemical, pharmaceutical, and food processing pipelines.
Fire Protection SystemsEssential for quick installation and maintenance of fire sprinkler components.
Industrial EquipmentConnect fluid lines in machinery for ease of installation and maintenance.
Shipbuilding and MarineUsed onboard ships and offshore platforms for connecting piping systems.
General Plumbing and MechanicalFound in various applications where easy assembly and disassembly are needed.
Agricultural IrrigationConnect irrigation pipes and valves for maintenance and adjustments.

Threaded Bushing Available Types

ASME B16.11 Threaded BushingThreaded Reducing Bushing
Threaded Flange BushingThreaded Hex Head Bushing
3000LBS Threaded Pipe Bushing9000LBS Forged Steel Hex Bushing
2000LBS Double Threaded Bushing6000LBS Threaded Female Bushing
ASME B16.11 Threaded Hex BushingReducing Bushings Threaded Fittings
Npt Threaded Reducer Hex BushingASME B16.11 Male Threaded Bushing
Carbon Steel Threaded Hex BushingHigh Quality Threaded Bushing
High Nickel Alloy Threaded BushingHastelloy Screwed Bushing Fittings
Super Duplex Steel Screwed BushingCopper Nickel Threaded Hex Head Bushing
ASTM A182 Forged Steel Reducing BushingDuplex Steel Forged Double Tapped Bushing
ANSI B16.11 Double Threaded Hex BushingBS 3799 Steel Threaded Hexagon Bushing
Titanium Forged Threaded Hex Head BushingInconel Threaded Forged Reducing Bushing

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Frequently Asked Questions

Most frequent questions and answers

A threaded bushing, also known as a reducer bushing, is a type of pipe fitting used to connect pipes of different sizes. It has a male thread on the outside and a female thread on the inside, allowing it to be screwed into a larger fitting while providing a smaller internal thread for connecting a smaller pipe or fitting. Threaded bushings are commonly used to reduce the size of a threaded connection.

Threaded bushings are available in a range of sizes to match different pipe diameters. Standard sizes generally range from 1/8 inch to 4 inches, with custom sizes available upon request to meet specific needs.

Threaded bushings are installed by threading the male end into a larger fitting or pipe and then threading the smaller pipe or fitting into the female end. A suitable thread sealant or tape is applied to ensure a leak-proof connection. The installation process involves ensuring proper alignment and fit between the bushing and the pipes or fittings.

Yes, we offer custom manufacturing solutions for threaded bushings to meet specific requirements. Please contact us with your specifications, and we will work with you to produce the bushings you need.

The lead time for threaded bushings depends on the complexity and volume of the order. After reviewing your specifications, we will provide an estimated lead time. We strive to deliver all projects on schedule while maintaining the highest quality standards.

Regular inspection and maintenance of threaded bushings involve checking for leaks, ensuring that connections remain tight, and inspecting for any signs of corrosion or wear. Proper installation and the use of appropriate sealants can minimize the need for frequent maintenance.

Threaded bushings are typically made from materials such as carbon steel, stainless steel, brass, and other metals. The choice of material depends on the specific application’s requirements, including the type of fluid, temperature, pressure, and environmental conditions.

Threaded bushings are used in various industries, including oil and gas, petrochemical, plumbing, water treatment, and construction. They are essential for adapting pipe sizes in piping systems, ensuring a secure and leak-proof connection while accommodating changes in pipe diameter.

Threaded bushings are manufactured to comply with various industry standards, such as ASME B16.11, MSS SP-79, and ASTM standards. These standards specify the dimensions, tolerances, and material requirements for threaded bushings to ensure compatibility and reliability in piping systems.

Threaded bushings offer several advantages, including:

  • Easy adaptation of pipe sizes without the need for cutting or welding
  • Strong, leak-proof connections ideal for high-pressure applications
  • High strength and durability
  • Compatibility with various materials and sizes
  • Compliance with industry standards for quality and reliability

Yes, threaded bushings are versatile and can be used for both liquid and gas applications, provided they are made from suitable materials and installed correctly to handle the specific conditions of the system, including pressure and temperature.