3 / 4 " Half Coupling NPT 3000 # ASTM A182 F310 ASME B16.11 Steel
Pipe Coupling
Stainless Steel Half Coupling
High quality stainless steel fitting 3 / 4 " Half Coupling ASTM
A182 F310 3000 # BS 3799 Steel Pipe Coupling are resistant to high
pressure, temperature and corrosive environment.
Zizi is an ISO certified company and we have rich export
experience. We manufacture forged steel coupling according to
standards ASME B16.11, BS 3799 or customized dimensions. The
material are carefully selected and the size is strict
controlled, all products are qualified.
NPT Half Coupling Dimensions
Size | 1/8" to 4" / DN6 to 100 |
Pressure Rating | Class 3000, 6000 |
Standard | ASME B16.11 and BS3799 |
Surface | Anti-rust Oil or Galvanized |
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 182 F310 Chemical Composition
C | Mn | P | S | Si | Ni | Cr |
0.25 | 2 | 0.045 | 0.03 | 1.0 | 19-22 | 24-26 |
ASTM A182 F310 Mechanical Properties
Tensile Strength | Yield Strength | Elongation |
515 (Mpa) | 205 (Mpa) | 30 (%) |
Half Coupling Weight Chart
This chart covers the weight of threaded half couplings, it
almost includes all sizes according to ASME B16.11. We also offer
weight other types couplings, please check our products list if you
need those information.
Package of Class 3000 Threaded Fittings
- Marked with Grade, Lot No, Size, Standard and Pressure.
- Pack stainless steel Half Coupling into cartons and wooden
cases.
- Tag labers on the outside of the package for easy
indentification.
Inspection of Stainless Steel Threaded Coupling
- Check the surface. Such as visual and touch to avoid dents,
die marks, porosity, undercuts.
- Ensure the marking is clear. The marking should be correct and
clear.
- Confirm that the size is within tolerance.
- Check if the material is qualified.
- Test the threads: With Go/no Go Gauge.
Advantage of Steel Pipe Coupling
- Long Service Life
- High Quality
- Obvious Cost Advantages
- Easy Installation