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**Product Specifications**
- **Model No.:** Flange
- **Connection:** Welding
- **Material:** Carbon Steel
- **Function:** Connect with Pipe
- **Type:** Blind Flange
- **Trademark:** Tianjin U-ideal Instrument
- **Specification:** ASTM, ASME, DIN, JS, GOST
- **Origin:** Tianjin, China
- **HS Code:** 730799000
**Flange Types and Features**
- **Welding Neck Flange:**
1. Ideal for high-pressure, subzero, or elevated temperature environments.
2. The hub is tapered and bored to match the pipe’s inside diameter, allowing unobstructed flow and reducing turbulence and erosion.
3. Easily radiographed and offers excellent stress distribution.
- **Slip-On Flange:**
1. Not typically used in high-stress applications due to limited hub and weld attachment.
2. Slips over the outside of the pipe.
3. The inside of the flange is welded at the hub and the end of the pipe.
- **Lap Joint Flange:**
1. Used when bolt alignment or access for cleaning is required.
2. Similar to slip-on flanges when used with a lap joint stub end.
3. Has a radius at the intersection of the flange face and bore to match the stub end.
- **Threaded Flange:**
1. Used where welding could be hazardous.
2. Designed for low-pressure and non-cyclic applications.
3. The bore is threaded to match the pipe thread.
4. Tapered to seal both the pipe and flange.
- **Socket Weld Flange:**
1. Suitable for small-diameter chemical processes, hydraulic, and steam distribution lines.
2. Similar to slip-on flanges.
3. Counterbore matches the pipe bore for unrestricted flow.
4. The counterbore from the hub side fits the pipe's outer diameter, allowing a fillet weld at the hub.
- **Blind Flange:**
1. Used to close ends of piping.
2. Has no bore.
3. Allows access to sealed lines.
- **Other Flanges:** Orifice, Expander, Reducing, Lightweight, Studding Outlets, Long Weld Necks, Metric, Navy Drawings, Customer Drawings.
**Detailed Specification Table**
| Full Name | Flanges |
|----------|---------|
| Material | Stainless Steel 304, 304L, 316, 316L, Carbon Steel |
| Standard | ANSI, BS, DIN, EN1092-1, JIS |
| ANSI Flanges | Dimension: ANSI B16.5, B14.47, B16.36, B16.48 |
| Material Spec.: | ASTM A182, A351, DIN, ASTM A105, A216 WCB |
| Material Grades: | F305, F304L, F316, F316L, CF8, CF8M, CF3M |
| | DIN1.4301, DIN1.4306, DIN1.4401, DIN1.4404 |
| | DIN1.4308, DIN1.4408, DIN1.4306, DIN1.4409 |
| | DIN1.0402, DIN1.0460, DIN1.0619 |
| Class: | 150, 300, 400, 600, 900, 1500, 2500 |
| Flange Type: | Weld Neck, Threaded, Slip-on, Lap Joint, Socket Weld, Blind |
| BS Flanges | Dimension: BS4504 |
| PN: | 2.4, 6, 10, 16, 25, 40 |
| Flange Type: | Weld Neck, Threaded, Slip-on, Lap Joint, Socket Weld, Blind |
| DIN Flanges | Description: 1) Blind Flange (DIN2527, 6–100 bar) |
| | 2) Flat Flange for welding (Slip on): 6Bar DIN2573, 10Bar DIN2576, 16Bar DIN2502, 25/40Bar DIN2503 |
| | 3) Welding Neck Flange: 1/2.5Bar DIN2630, 6Bar DIN2631, 10Bar DIN2632, 16Bar DIN2633 |
| | 4) Lapped (lapped joint) flange, Plain collar: 6Bar DIN2641, 10Bar DIN2642 |
| | 5) Loose flange and ring for welding: 6Bar DIN2652, 10Bar DIN2653, 25Bar DIN2655, 40Bar DIN2656 |
| | 6) Loose flange and ring with neck for welding: 10Bar DIN2673 |
| | 7) Oval plain threaded flange: 6Bar DIN2558 |
| | 8) Oval plain, with neck threaded: 10/16 Bar DIN2561 |
| | 9) Thread flange with neck: 6Bar DIN2565, 10/16 DIN2566, 25/40Bar DIN2567 |
| | 10) Long neck welding flange: 10/25Bar DIN28115 |
| | 11) Hubbed slip-on flange for welding: 10Bar DIN86029, 16Bar DIN86030 |
| EN1092-1 Flanges | Description: 1) Plate (Slip on) flange for welding: 6/10/16/25/40/63/100 Bar |
| | 2) Loose plate flanges with weld-on plate collar: 6/10/16/25/40/63 Bar |
| | 3) Loose plate flanges with weld-neck collar: 6/10/16/25/40/63 Bar |
| | 4) Blank (Blind) Flange: 6/10/16/25/40/63/100 Bar |
| | 5) Welding Neck Flange: 6/10/16/25/40/63/100 Bar |
| | 6) Hubbed slip-on flange for welding: 6/10/16/25/40/63/100 Bar |
| | 7) Hubbed threaded flanges: 16/40/63/100 Bar |
| | 8) Integral Flanges: 6/10/16/25/40/63/100 Bar |
| | 9) Weld-on plate collars: 6/10/16/25/40 Bar |
| | 10) Lapped pipe ends: 6/10/16/25/40 Bar |
| | 11) Weld-Neck Collars: 6/10/16/25/40 Bar |
| JIS Flanges | Description: 2/5/10/16/20/30/40/63 kg/cm² |
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This content provides a clear and detailed overview of flange types, specifications, and standards, making it suitable for product listings or technical documentation.
UHF Induction Heating
Ultra high frequency induction heating system is an advanced heating technology that uses very high frequencies (generally referring to the frequency range above 100kHz) for induction heating. This heating method mainly relies on the principle of electromagnetic induction, which can generate high temperatures in an instant and is suitable for precision heating of metal materials, such as welding, surface hardening, hot assembly, and other processes. Compared to low-frequency and mid frequency induction heating, ultra-high frequency induction heating systems have higher heating rates and more precise heating control capabilities.
working principle
Ultra high frequency induction heating mainly utilizes the high-speed changing magnetic field generated by high-frequency alternating current in the induction coil, which excites strong eddy currents in the target metal. Due to their extremely high frequency, these vortices concentrate in thin layers on the metal surface, causing rapid surface heating while the interior is relatively cold. This phenomenon is called the "skin effect", making ultra-high frequency induction heating very suitable for surface treatment of metal materials.
Characteristics and advantages
Rapid heating: Ultra high frequency means extremely fast heating speed, which can reach the desired temperature in milliseconds.
Precise control: capable of achieving highly precise temperature and depth control, suitable for workpieces with complex shapes and sizes.
Local heating: only heats the surface or specific area of the workpiece, without affecting the overall properties, reducing material waste and thermal stress.
Efficient and energy-saving: Compared to other heating methods, it has high energy conversion efficiency and is energy-saving and environmentally friendly.
Environmental safety: No need for fuel combustion, no smoke or gas emissions, and a cleaner operating environment.
application area
The ultra-high frequency induction heating system is widely used in the following fields due to its unique heating characteristics and advantages:
Metal welding: precision welding of small parts and electronic components.
Surface hardening: By locally quenching, the surface hardness of the workpiece is increased without changing the core properties.
Hot assembly: used for heating assembly of tight fitting parts.
Precision casting: precise control of metal melting and casting processes.
Research experiment: Conduct rapid heating tests in materials science and physics experiments.
Development Status and Trends
With the advancement of technology, ultra-high frequency induction heating systems continue to innovate in technology, developing towards higher frequencies, greater power, and greater intelligence. In addition, the increasing demand for environmental protection and energy efficiency has prompted researchers in this field to explore more green and low-carbon solutions, such as using more efficient cooling systems and intelligent control systems to further enhance the overall performance of equipment.
In the future, ultra-high frequency induction heating systems are expected to play a role in a wider range of industrial fields and become one of the key technologies driving the upgrading and transformation of the manufacturing industry.
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Ningbo Dedao Electronic Technology Co., Ltd , https://www.nbdedao.com