Socket Weld Pipe Cap 3/4" Class 6000 Duplex Steel ASTM A182 F51 ASME B16.11
Duplex Steel Forged Fittings
Leading steel pipe fitting manufacturer and supplier Zizi exports high quality duplex steel Socket Weld Caps 3/4" Class 6000 to Indonesia, they are made of top class ASTM A182 F51.
Socket weld fittings are frequently applied in pipelines within 4 inch, they are durable, beautiful as well as resistant to high pressure and temperature. Duplex steel socket weld fittings is most corrosion resistance and has good strength. We manufactured them in accordance with ASME B16.11.
Socket Weld Cap Dimensions
Size | 1/8" to 4" / DN6 to DN100 |
Pressure Rating | Class 3000, 6000,9000 |
Standard | ASME B16.11 and BS3799 |
Surface | Anti-rust Oil or Galvanized |
Forged Cap Type | Scoket Weld Cap, Threaded Cap |
Stainless Steel | ASTM A182 F304/304L, F304H, F316/316L, F310, F317, F321 |
Caron Steel | ASTM A105, A350 LF2, LF3, A694 F52, F60, F65, F70 |
Alloy Steel | ASTM A182 F1, F5, F9, F11, F12, F22, F91 |
Duplex Steel | ASTM A182 F51, F53, F55, S 31803, S 32205, S 32550, S 32750, S 32760 |

ASTM A182 F51 Chemical Composition
C | Si | Mn | S | P | Cr | Ni | Mo |
0.03 | 1 | 2 | 0.02 | 0.03 | 21-23 | 4.5-6.5 | 2.5-3.5 |
ASTM A182 F51 Mechanical Properties
Tensile Strength | Yield Strength | Elongation |
620 (Mpa) | 450 (Mpa) | 25 (%) |
Socket Weld Cap Weight

Package of Forged Pipe Caps
- Marked with Grade, Lot No, Size, Standard and Pressure.
- Wrapped pipe fittings with plastic foam.
- Packed Duplex Steel ASTM A182 F51 Pipe Cap into wooden cases.
- Tagged labers on the outside of the package for easy indentification.
Inspection of 3/4" Socket Weld Cap

- Visual the surface. Such as dents, die marks, porosity, undercuts.
- Check the marking. Such as size, material grade, pressure, heat no.
- Measure the size. Such as diameter, thickness, height of end to end.
- Check the chemical composition.
Advantage of Duplex Steel Pipe Fitting
- Reasonable Price
- Good Quality
- Fast Delivery
- Safe Package
- Reliable Shipment