| Name: | Socket Weld Coupling | Standard: | ASTM A182 |
|---|---|---|---|
| Material: | F304 | Pressure: | #3000， #6000， #9000 |
| Application: | Gas&Oil Line… | Keyword: | Pipe Fitting |
| High Light: | ASTM A182 F304 Socket Weld Coupling， Stainless Steel Socket Weld Coupling， Stainless Steel Sw Half Coupling | ||
HIGH PRESSURE F304 COUPLING STAINLESS STEEL SOCKET WELD FITTING
Overview
F304 is a commonly used grade of stainless steel that is also known as 304 stainless steel. A coupling refers to a fitting used to connect two pipes together. Therefore， an F304 coupling would be a coupling made from F304 stainless steel.
F304 stainless steel is an austenitic stainless steel that contains chromium and nickel， providing excellent corrosion resistance and high-temperature strength. It is widely used in various industries， including chemical processing， food and beverage， pharmaceuticals， oil and gas， and many others.
An F304 coupling is typically used to join two pipes of the same diameter， providing a secure and leak-proof connection. It is suitable for applications that require corrosion resistance， such as transferring fluids or gases in different industries. F304 couplings are known for their durability， reliability， and resistance to oxidation and corrosion.
It's important to note that F304 is just one specific grade of stainless steel， and there are different types of couplings available in the market depending on the specific requirements of the application. Therefore， when selecting a coupling， it's essential to consider factors such as the pipe size， pressure rating， temperature range， and compatibility with the fluid or gas being transported.
Chemical Composition and Mechanical Property for SS304/SS304L
| Steel Grade | Chemical Composition | Mechanical Performance | |||||||||
| C(Max) | Si(Max) | Mn(Max) | P(Max) | S(Max) | Ni | Cr | N | Mo | Tensile Strength (Min) | Yield Strength (Min) | |
| Mpa | Mpa | ||||||||||
| 304 | 0.08 | 0.75 | 2.00 | 0.045 | 0.03 | 8.0–10.5 | 18.0–20.0 | 0.1 | / | 515 | 205 |
| 304L | 0.03 | 0.75 | 2.00 | 0.045 | 0.03 | 8.0–12.0 | 18.0–20.0 | 0.1 | / | 485 | 170 |
Dimensions NPS 1¼ of Class 3000
| NPS | Socket Bore | Depth Socket | Bore DIA | Socket wall THK |
| B | J | D | C | |
| 1/2 | 21.95 21.70 | 10 | 16.6 15 | 4.65 4.10 |
| 3/4 | 27.30 27.05 | 13 | 21.7 20.2 | 4.90 4.25 |
| 1 | 34.05 33.80 | 13 | 27.4 25.9 | 5.70 5.00 |
| 1¼ | 42.80 42.55 | 13 | 35.8 34.3 | 6.05 5.30 |
| Nominal Diameter | Coupling Cap | Half-Coupling Boss | |
| End to End | End to End | ||
| DN | NPS | E F | E/2 |
| 6-8 | 1/8-1/4 | ±0.7 | ±0.4 |
| 10-20 | 3/8-3/4 | ±1.5 | ±0.8 |
| 25-50 | 1-2 | ±2 | ±1 |
| 65-100 | 2 1/2-4 | ±2.5 | ±1.3 |
Application:
Pumps and compressors: F304 couplings are often used in pumps and compressors to connect the motor shaft to the pump or compressor shaft. These couplings help transmit torque and maintain alignment between the two shafts.
Power transmission systems: F304 couplings are used in power transmission systems to connect different types of machinery， such as motors， generators， and gearboxes. They facilitate the transfer of power from one device to another.
Conveyor systems: F304 couplings are employed in conveyor systems to join the different conveyor sections. They allow smooth and efficient transfer of materials along the conveyor line.
Industrial machinery: F304 couplings can be found in various types of industrial machinery， such as mixers， agitators， and rotary equipment. They provide a reliable connection between the motor and the driven equipment， ensuring smooth operation.
HVAC systems: F304 couplings play a vital role in HVAC (Heating， Ventilation， and Air Conditioning) systems. They are used to connect the motor shaft to the fan or blower shaft， enabling efficient air movement and cooling/heating.
