| Standard: | ASTM A182， ASME SA182 | Material Grade: | F304， F304L |
|---|---|---|---|
| Product Name: | Stainless Steel Coupling | Size: | Customized Size， 1/8′-4′ |
| Pressure Rating: | 2000LBS， 3000LBS， 6000LBS， 9000LBS | Type: | Socket Weld Coupling， Threaded Coupling， Half Coupling， Full Coupling |
| Package: | Carton Box， Wooden Case， Pallet | Applications: | Decoration，Construction，Boiler，Oil And Gas，Electric |
| High Light: | ASTM A182 Steel Fitting， Stainless Steel Socket Weld Full Coupling， F304 Stainless Steel Half Coupling | ||
ASTM A182 F304， F304L Stainless Steel Socket Weld Full Coupling， Half Coupling B16.11
Stainless Steel 304， 304L is the ideal choice for forged fittings because of its inherent properties. This steel material can withstand high temperatures， making it a good choice for industrial applications. It is also strong， durable， and rust-proof， corrosion-resistant. Stainless steel 304 also has excellent ductility and weldability.
ASTM A182 F304 Stainless Steel Forged Couplings have high tensile strength， so they are commonly applied in condensers， gas pipelines， and nuclear sector. Forging is one of the oldest ways of shaping metal products， and it increases mechanical qualities like impact resistance， fatigue， and corrosion. ASTM A182 F304 Stainless Steel Forged Pipe Fittings come in various shapes and sizes， including elbows， tees， and couplings. They are widely used in industrial and commercial piping systems due to their high strength， good durability， and excellent resistance to corrosion.
Specification:
| Dimensions | ASME 16.11， MSS SP-79， MSS SP-95， 83， 95， 97， BS 3799 |
| Size | 1/8" To 4" |
| Pressure Ratings | 2000 LBS， 3000 LBS， 6000 LBS， 9000 LBS |
| Form | Full Couplings， Reducing Coupling |
| Material Grades | Stainless Steel， Alloy Steel， Duplex， Nickel Alloys， Low Temperature Steel， Carbon Steel， Cupro Nickel |
Equivalent Grades:
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| F304 | 1.4301 | S30400 | SUS 304 | 304S31 | 08Х18Н10 | Z7CN18‐09 | X5CrNi18-10 |
| F304L | 1.4306 / 1.4307 | S30403 | SUS 304L | 3304S11 | 03Х18Н11 | Z3CN18‐10 | X2CrNi18-9 / X2CrNi19-11 |
Chemical Composition:
| Steel Grade | C(Max) | Si(Max) | Mn(Max) | P(Max) | S(Max) | Ni | Cr | N |
| F304 | 0.08 | 0.75 | 2.00 | 0.045 | 0.03 | 8.0–10.5 | 18.0–20.0 | 0.1 |
| F304L | 0.03 | 0.75 | 2.00 | 0.045 | 0.03 | 8.0–12.0 | 18.0–20.0 | 0.1 |
Mechanical Properties:
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| F304 | 515 | 205 | 40 | 92 | 201 |
| F304L | 485 | 170 | 40 | 92 | 201 |
Manufacturing Standards:
| ASME | ASME 16.11， MSS SP-79， MSS SP-95， 83， 95， 97， BS 3799 |
| DIN | DIN2605， DIN2615， DIN2616， DIN2617， DIN28011 |
| EN | EN10253-1， EN10253-2 |
Applications:
Oil and Gas Industries
Food Processing Industries
Pipeline Equipments
Power Generation
Ship Building Industries
Paper And Pulp Industries
Cement Industries
Chemical Industries
Pharmaceuticals
