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What is imperial hydraulic steel tubing?
What is imperial hydraulic steel tubing?
Imperial hydraulic steel tubing refers to a specific type of steel tubing designed for hydraulic systems, particularly prevalent in applications requiring high-pressure fluid transmission and control. It is typically characterized by its precise dimensions, which adhere to imperial measurement standards, ensuring compatibility with corresponding fittings and components. This tubing is engineered to withstand substantial pressures and maintain structural integrity under dynamic conditions, crucial for the efficient operation of hydraulic machinery and systems across various industries, including automotive, aerospace, and manufacturing. The use of steel provides durability and resistance to corrosion, essential for prolonged performance and reliability in demanding environments.
1. Imperial hydraulic Steel Tubing Material:
Steel is a commonly used material for hydraulic tubing due to its strength, durability, and resistance to deformation under high pressure. Steel tubing can come in various grades and types, such as carbon steel or stainless steel, depending on the specific requirements of the hydraulic system.
2. Imperial hydraulic Steel Tubing Imperial Sizing:
Imperial hydraulic steel tubing is sized in inches and fractions of an inch, such as 1/4 inch, 3/8 inch, 1/2 inch, and so on. The tubings outside diameter (OD) and wall thickness are specified in imperial units.
|
Tubing O.D. |
Wall Thickness Inch/Metric |
Tubing I.D. |
Weight Per Ft. |
Estimated Bursting Pressure |
Estimated Working Pressure in PSI @ 4:1 Ratio |
|
1/8 - .125 |
0.035 |
0.055 |
0.034 |
24,000 |
6,000 |
|
3/16 - .188 |
0.035/.89mm |
0.117 |
0.057 |
16,755 |
4,188 |
|
1/4 - .250 |
0.035/.89mm |
0.180 |
0.080 |
12,600 |
3,150 |
|
0.049/1.24mm |
0.152 |
0.105 |
17,640 |
4,410 |
|
|
5/16 - .313 |
0.035/.89mm |
0.243 |
0.104 |
10,063 |
2,515 |
|
0.049/1.24mm |
0.215 |
0.138 |
14,089 |
3,522 |
|
|
0.065/1.65mm |
0.183 |
0.172 |
18,690 |
4,672 |
|
|
3/8 - .375 |
0.035/.89mm |
0.305 |
0.127 |
8,400 |
2,100 |
|
0.049/1.24mm |
0.277 |
0.171 |
11,760 |
2,940 |
|
|
0.065/1.65mm |
0.245 |
0.215 |
15,600 |
3,900 |
|
|
1/2 - .500 |
0.035/.89mm |
0.430 |
0.174 |
6,300 |
1,575 |
|
0.049/1.24mm |
0.402 |
0.236 |
8,820 |
2,205 |
|
|
0.065/1.65mm |
0.370 |
0.302 |
11,700 |
2,925 |
|
|
0.083/2.11mm |
0.334 |
0.370 |
14,940 |
3,735 |
|
|
5/8 - .625 |
0.035/.89mm |
0.555 |
0.221 |
5,040 |
1,260 |
|
0.049/1.24mm |
0.527 |
0.301 |
7,056 |
1,764 |
|
|
0.065/1.65mm |
0.495 |
0.389 |
9,360 |
2,340 |
|
|
0.083/2.11mm |
0.459 |
0.481 |
11,950 |
2,987 |
|
|
0.095/2.41mm |
0.435 |
0.538 |
12,960 |
3,240 |
|
|
3/4 - .750 |
0.035/.89mm |
0.680 |
0.267 |
4,200 |
1,050 |
|
0.049/1.24mm |
0.652 |
0.367 |
5,880 |
1,470 |
|
|
0.065/1.65mm |
0.620 |
0.476 |
7,800 |
1,950 |
|
|
0.083/2.11mm |
0.584 |
0.591 |
9,960 |
2,490 |
|
|
0.095/2.41mm |
0.560 |
0.665 |
11,400 |
2,850 |
|
|
0.109/2.77mm |
0.532 |
0.746 |
13,080 |
3,270 |
|
|
0.120/3.05mm |
0.510 |
0.807 |
14,400 |
3,600 |
3. Imperial hydraulic Steel Tubing Fittings and Connections:
Imperial hydraulic steel tubing typically uses fittings and connectors designed to match its size and threading. Common types of fittings used with this tubing include JIC (Joint Industry Council) fittings, NPT (National Pipe Thread) fittings, and SAE (Society of Automotive Engineers) fittings.
4. Imperial hydraulic Steel Tubing Coatings and Finishes:
Steel tubing used in hydraulic systems may have various coatings or finishes to protect against corrosion and wear. Common coatings include zinc plating and black oxide.
5. Imperial hydraulic Steel Tubing Standards and Regulations:
Hydraulic tubing should meet industry and safety standards to ensure safe and reliable operation. These standards can vary depending on the application and region, but common organizations setting standards include ISO (International Organization for Standardization) and SAE.
5.1. ASTM Standards
- ASTM A513: This standard specifies the requirements for electric-resistance-welded carbon and alloy steel mechanical tubing. It covers several types and grades, ensuring consistency in the mechanical properties and dimensions of the tubing.
- ASTM A519: Covers seamless carbon and alloy steel mechanical tubing for use in applications requiring high strength and toughness. It includes specifications for the material’s chemical composition, mechanical properties, and dimensions.
5.2. SAE Standards
- SAE J525: Specifies requirements for seamless, low-carbon steel tubing intended for use in automotive hydraulic systems. This standard ensures the tubing is suitable for bending and flaring and can withstand high pressures.
- SAE J356: Covers welded and cold-drawn low-carbon steel tubing used for hydraulic fluid line applications, ensuring the tubing can be formed, bent, and flared without causing defects.
5.3. ISO Standards
- ISO 10763: Defines the specifications for seamless and welded precision steel tubes intended for use in hydraulic and pneumatic power systems. It covers dimensions, tolerances, and mechanical properties.
5.4. BS Standards (British Standards)
- BS 3601: Specifies requirements for carbon and alloy steel tubes for pressure purposes. This standard includes seamless and welded tubes, covering dimensions, mechanical properties, and testing methods.
- BS 6323: Provides specifications for seamless and welded steel tubes for automobile and mechanical engineering applications, including hydraulic systems.
5.5. DIN Standards (Deutsches Institut für Normung)
- DIN 2391: Specifies requirements for seamless precision steel tubes. It covers dimensions, tolerances, and mechanical properties, ensuring the tubing is suitable for hydraulic applications.
- DIN 2445: Covers welded steel tubes used in high-pressure hydraulic applications, specifying the materials chemical composition, mechanical properties, and dimensions.
Imperial Hydraulic Steel Tubing refers to steel tubing used in hydraulic systems that follow the imperial measurement system (inches and feet) rather than the metric system. These tubes are designed to withstand high pressure and are typically used in hydraulic applications such as construction machinery, industrial equipment, and automotive systems.
Imperial hydraulic Steel Tubing
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