GI Coupling A105N FNPT Coupling, Carbon Steel Threaded Pipe Fittings
GI Steel Coupling
We are trustworthy manufacturer and supplier GI (Galvanized Iron) threaded coupling and export diverse pipe fittings for more than 20 countries. It is made by quality assured material and advanced technology and widely used in pipelines and submersible pumps.
GI Threaded Coupling Dimensions
| Size | NPS 1/8" to 4" / DN 6 to 100 |
| Pressure Rating | 2000LB, 3000LB, 6000LB |
| Type | Full Coupling, Half Coupling, Reducer Coupling |
| Threads | NPT, BSPP, BSPT, NPT X BSPP, NPT X BSPT, Male, Female |
| Standard | ASME B16.11, BS3799, GB/T14626 |
| Surface | Anti-rust Oil or Galvanized |
Alloy Steel NPT Coupling
ASTM A182 F1, F5, F9, F11, F12, F22, F91
Stainless Steel Threaded Coupling
ASTM A182 F304/304L/304H, F316/316L, F310, F317, F321, F347
Carbon Steel Pipe Coupling
ASTM A105, A350 LF2, LF3, A694 F52, F60, F65, F70
Duplex Steel Forged Coupling
ASTM A182 F51, F53, F55, F56, S 31803, 32205, 32550, 32750, 32760
Availavle Coating
Anti-rust Oil, Galvanized, As customer requirements
ASTM A105N Forged Fittings
Chemical Composition
| C | Mn | P | S | Si | Ni | Cr | Mo |
| 0.35 | 0.6-1.05 | 0.035 | 0.04 | 0.1-0.35 | 0.4 | 0.3 | 0.12 |
Mechanical Properties
| Tensile Strength | Yield Strength | Elongation | HB |
| 485 (Mpa) | 250 (Mpa) | 22 (%) | 187 |
Heat Treatment
Normalizing Heat Treatment.
Threaded Full Coupling Weight Chart
Package of A105N Pipe Fittings
- Marked with Grade, Lot No, Size, Standard and Pressure.
- Packed ASTM A182 F91 NPT Coupling into cartons and wooden cases.
- Tagged labers on the outside of the package for easy indentification.
Inspection of Carbon Steel Forged Fittings
In Factory Inspection
Surface inspection: Marking and Appearance.
Dimensions: Measure the sizes of outside diameter, length, thread length and thickness. Check the value with tolerance.
Threads: Test with go/no go gauge.
Material quality inspection.
Third Party Inspection
BV, SGS, LR, DNV, ABS and stamp mill test certificate.
Certificate
CE, ISO, TEST REPORT
Delivery Country for Forged Steel Fittings
Asia: Vietnam, Singapore, Cambodia, Malaysia, Thailand
Africa: Ghana, Nigeria, South Africa, Kenya, Madagascar
Middle East: Saudi Arabia, Qatar, Israel, Egypt
Latin America: Uruguay, Peru, Chile, Brazil, Ecuador
Oceania: Papua New Guinea, Australia, New Zealand
Product Tags:
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Durable Carbon Steel Industrial Pipe Fittings GI Coupling A105N FNPT Coupling Images
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