Contact Us
- Gujiabu, Hujie Village, Zhangting Town, Yuyao City
- kiccy@yytonghui.com
- +8615267877473
The factory was established in 1989, and started to do export trade in 2010, mainly in Europe and the United States market.
The factory can design products and process them according to customers, our advantage is that we can do customized products according to customers' drawings and provide free samples. High quality products, no burrs, smooth surface, galvanized products all pass salt spray test.
Why Choose Us?
High quality: We take pride in the craftsmanship of our products and ensure that each one meets our strict standards for quality. High quality products, no burrs, smooth surface, galvanized products all pass salt spray test.
Professional Team: The factory was established in 1989, and started to do export trade in 2010. Dedicated to strict quality control and attentive customer service, our experienced staff is always available to discuss your requirements and ensure complete customer satisfaction.
High quality service: Professional and thoughtful after -sales team, let you worry about us after -sales Intimate service, strong after -sales team support.
Custom service: We can do customized products according to customers' drawings and provide free samples.
Carbon Steel NPT Hydraulic PlugSize: NPT1/8”x27-2”x11.5. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Carbon Steel BSP Hydraulic PlugSize: BSP1/8”x28-1-1/2”x11. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Carbon Steel JIC Hydraulic PlugSize: UNF5/16”x24-2-1/2”x12. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Hydraulic Plug FittingsSize: NPT,BSP,UN. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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1/ 4 in Tapered Hydraulic PlugSize: NPT1/4. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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3 /4 Hydraulic PlugSize: NPT3/4. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Hydraulic Plug CapSize: NPT,BSP,UN. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Hydraulic Plug With O-ringSize: M12X1.5-48X2. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Sae Hydraulic PlugSize: UNF7/16”X20-1-5/8”X12. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Stainless Steel Hydraulic PlugSize: NPT,BSP,UNF,Metric. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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ISO Hydraulic PlugSize: NPT,BSP,UNF,Metric. Threaded size can be customized. Material: carbon steel. Material can be stainless steel 304,316,316L. Surface treatment: Eco-friendly galvanized
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Carbon steel hydraulic plug refers to an external threaded pipe fitting used to block the internal thread of the pipe end. Installed on the internal thread of the pipe end. It has a male threaded type only and can be divided into hexagon head plug, round head plug, and square head plug. Head shape influences its weight. As with the pipe cap, a plug allows you to fully pressurize your system.
The Steps to Properly Install Carbon Steel Hydraulic Plugs
Select the right plug: It's essential to choose the right carbon steel hydraulic plug to ensure an appropriate fit and seal. Factors such as the size and shape of the hydraulic line or port, as well as the thread type and pressure rating of the system, should be considered when making your selection.
Clean the area: Ensure the area surrounding the hydraulic line or port is clean and free from debris, dirt, or oil before installation. This step will help guarantee a tight seal and prevent contamination of the hydraulic system.
Lubricate the threads: Apply a bit of lubricant to the threads of the hydraulic cap or plug to facilitate a smooth and easy installation. This also helps prevent thread damage during installation or removal.
Tighten the cap or plug: Utilize the correct wrench or tool to tighten the hydraulic cap or plug according to the manufacturer's recommended torque specification. Over-tightening can cause thread damage, while under-tightening can result in fluid leakage.
Check for leaks: Inspect the hydraulic cap or plug for leaks post-installation. Employ a hydraulic leak detection solution or a flashlight to check for signs of fluid leakage. If any leaks are spotted, tighten the cap or plug further or replace it as necessary.
Replace damaged caps or plugs: Hydraulic caps or plugs that are damaged or worn should be replaced immediately. The use of worn or damaged caps or plugs can lead to fluid leakage, system contamination, and potential safety risks.
Selecting a carbon steel hydraulic plug of the correct size can be challenging because of inconsistencies in the pipe thread size designations and carbon steel hydraulic plug sizes. It is not possible to find the correct carbon steel hydraulic plug size by simply measuring the outside or inside diameter of the pipe and selecting a matching part.
To find the correct carbon steel hydraulic plug for your pipe, follow these simple steps:
● Measure the pipe's inside diameter.
● Use a thread chart to determine the thread's nominal size.
● Measure the thread diameter and subtract 1/4 inch to find the nominal pipe size.
● Find the measured thread diameter on the chart and then the equivalent nominal size.

Carbon steel hydraulic plugs work by creating an obstruction at the end of a threaded pipe, thus sealing the pipe. With the water or fluid to the pipe turned off, you can insert a carbon steel hydraulic plug. This will require the use of a driver, such as a hex socket or hex wrench. As you turn the carbon steel hydraulic plug with the appropriate driver, it will recede into the pipe.
All carbon steel hydraulic plugs have exterior threading, which allows them to seal threaded pipes. Assuming a pipe has internal threading, you can seal the end of it with a carbon steel hydraulic plug. The external threading of the carbon steel hydraulic plug will connect to the internal threading of the pipe.
Types of Carbon Steel Hydraulic Plugs
Carbon steel hydraulic plugs come in various shapes, and finding the correct pipe is important. While most pipes are round, square-shaped pipes and round pipes with unique openings require different types of plugs. Understand the shape of the plug you need to make the best choice for your plumbing system and seal the opening tightly.
Square-shaped
Square-shaped plugs will fit into round pipes, despite them having a threaded end on one side and a square-shaped nut on the other. You'll need a wrench to remove and tighten this plug, which makes it an effective option for sealing the pipe's opening.
Hex-shaped
Hex-shaped plugs have threaded ends, like the square-shaped plug, that screws into the end of a threaded pipe. The hexagonal part of one end makes tightening and loosening easier. Hexagons are good shapes for most engineering applications since most wrenches will attach to one of the sides for an easier twist. These plugs are more convenient than square-shaped ones and will benefit the plumbing with tighter seals.


Six lobe
You'll notice a six-lobe carbon steel hydraulic plug has a star-shaped divot with six points. They are the right shape for phillips head screwdrivers and have the benefit of easier tightening and loosening. However, the screwdriver may deform the divot and make future use difficult if the material of the plug isn't durable. These plugs are useful in multiple applications for plugging, but caution is important when tightening the plug.
Slotted
Like the six-lobe carbon steel hydraulic plug, the slotted plug uses a screwdriver to attach to the threaded pipe end. You'll need a flathead screwdriver to apply this plug, and the slotted divot makes it easier to manage than the six-lobe plug. The threading of this carbon steel hydraulic plug creates an effective seal for your plumbing, and you'll have an easier time removing it when you no longer need it.
What Are Carbon Steel Hydraulic Plugs Used For
Carbon steel hydraulic plugs were specifically designed to prevent chemicals and oils in pipes and hoses from leaking into the surrounding.
This has been very instrumental in preserving liquids and oils in systems during repairs and maintenance and in preventing the ingress of contaminants such as water and dust, which could compromise the integrity of the system and render it inefficient. Contaminants can significantly reduce the performance of the hydraulic oil within the system. This is perhaps why it is often recommended that you take adequate precaution to ensure no water, dust or debris gets into your hydraulic oil. However, this is often not easy, especially when you have to disconnect one end of your machinery's plug hose or rigid pipe during repairs and maintenance.
An electric power tool, such as an impact drill, will provide you with more torque and make your tightening job speedier. Hand tools are often more affordable and offer increased flexibility, though they can only make carbon steel hydraulic plugs as tight as you are physically capable of turning the tool.
If you choose to tighten by hand, it's crucial to stabilize the carbon steel hydraulic plug using a wrench in your non-dominant hand as you fit another wrench over the nut and sink it in a clockwise fashion. Finish it with a quarter turn to secure it in place. Using a power tool, you'll want to use a pair of pliers to stabilize the nut, position the socket over the carbon steel hydraulic plug head and intermittently press the trigger to fasten it in place.
Whichever method you use, you'll want to avoid over-tightening your carbon steel hydraulic plugs. Over-tightening, or over-torquing, could cause your threaded fasteners to experience too much force and compromise their carbon steel hydraulic plug strength, causing them to crack and break.
FAQ
Q: How do you use carbon steel hydraulic plug?
Q: What is a dry seal pipe plug?
Q: How to measure carbon steel hydraulic plugs?
To find the correct carbon steel hydraulic plug for your pipe, follow these simple steps:
Measure the pipe's inside diameter.
Use a thread chart to determine the thread's nominal size.
Measure the thread diameter and subtract 1/4 inch to find the nominal pipe size.
Find the measured thread diameter on the chart and then the equivalent nominal size.
Q: How to use a carbon steel hydraulic plug?
carbon steel hydraulic plugs are cylindrical metal fittings with a taper-threaded shaft at one end and a drive at the other. The tapered threads have a slight cone profile, causing the male and female threads to compress against each other to form a tight seal. In use, the male threaded shaft is screwed into the female thread of a pipe or housing. The primary role of a carbon steel hydraulic plug is to block the flow of fluids, but they are also used to prevent dirt and other contaminants from entering an opening in a pipe.
"carbon steel hydraulic plug" also refers to inflatable pneumatic pipe sealers used to block the flow of fluids in large pipelines, often for leak testing and maintenance. Metal carbon steel hydraulic plugs rather than inflatable or expandable carbon steel hydraulic plugs.
Q: How to tighten the carbon steel hydraulic plugs?
If you choose to tighten by hand, it's crucial to stabilize the carbon steel hydraulic plug using a wrench in your non-dominant hand as you fit another wrench over the nut and sink it in a clockwise fashion. Finish it with a quarter turn to secure it in place. Using a power tool, you'll want to use a pair of pliers to stabilize the nut, position the socket over the carbon steel hydraulic plug head and intermittently press the trigger to fasten it in place.
Whichever method you use, you'll want to avoid over-tightening your carbon steel hydraulic plugs. Over-tightening, or over-torquing, could cause your threaded fasteners to experience too much force and compromise their carbon steel hydraulic plug strength, causing them to crack and break.
Q: How do you install carbon steel hydraulic plug?
Q: How do you keep carbon steel hydraulic plugs from rusting?
Q: How to determine carbon steel hydraulic plug size?
Q: Can you over tighten carbon steel hydraulic plugs?
Q: Why do carbon steel hydraulic plugs leak?
Q: What is a carbon steel hydraulic plug?
Q: What material is carbon steel hydraulic plug?
Q: What is the function of carbon steel hydraulic plug?
Q: What size is a carbon steel hydraulic plug?
Q: What is the difference between a valve cap and a carbon steel hydraulic plug?
Q: What are the three types of carbon steel hydraulic plugs?
Q: What is the carbon steel hydraulic plug used in pipes?
Q: How to install the carbon steel hydraulic plugs?
Q: How do carbon steel hydraulic plugs work?
"carbon steel hydraulic plug" also refers to inflatable pneumatic pipe sealers used to block the flow of fluids in large pipelines, often for leak testing and maintenance. Metal carbon steel hydraulic plugs rather than inflatable or expandable carbon steel hydraulic plugs.
Q: What can you use to plug a pipe?
As one of the leading carbon steel hydraulic plug manufacturers and suppliers in China, we warmly welcome you to buy carbon steel hydraulic plug in stock here from our factory. All customized products are with high quality and competitive price. Contact us for free sample.
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