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316 Stainless Steel Coupling 1 / 4 " 6000 LB NPT Pipe Fittings BS 3799
NPT Threaded Coupling
High quality 316 Stainless Steel Coupling 1 / 4 " 6000 LB NPT Pipe Fittings is manufactured according to BS 3799. NPT and BSP coupling are the most comon used threads among threaded fittings, their biggest difference is the angle.
| Size | NPS 1/8" to 4" / DN6 to DN100 |
| Pressure Rating | 3000LB, 6000LB |
| Standard | ASME B16.11, BS3799, JIS B2316, SH3410, HG/T21634 |
| Coupling Type | Socket Weld Coupling and Threaded Coupling |
| Alloy Steel | ASTM A182 F1, F5, F9, F11, F12, F22, F91 |
| Carbon Steel | ASTM A105, A350 LF2, LF3, A694 F52, F60, F65, F70 |
| Stainless Steel | ASTM A182 F304/304L/304H, F316/316L, F310, F317, F321, F347 |
| Duplex Stainless Steel | ASTM A182 F51, F53, F55,F56, S31803, S32205, S32550, S32750, S32760 |
| C | Mn | P | S | Si | Ni | Cr | Mo |
| 0.08 | 2 | 0.035 | 0.03 | 1 | 10-14 | 16-18 | 2-3 |
| Tensile Strength | Yield Strength | Elongation |
| 515 (Mpa) | 205 (Mpa) | 30 (%) |
NPT Threaded Coupling weight is available in sizes of 1/8", 1/4“, 3/8", 1/2", 3/4", 1/", 1 1/4", 1 1/2", 2", 2 1/2", 3”,4" and pressure rating is Class 3000 & 6000.
Marking
Mark name, thread, size, pressure, material and heat No of fittings, such as " COUPLING NPT 1/4" 6000LB SS316 Z198".
Surface
Brush the stainless steel coupling body with the anti-rust oil.
Wrapped these NPT Couplings with plastic film.
Package
Lining up 1/4" stainless steel threaded couplings into cartons.
Packing all cartons in wooden cases and bundle it with belts.
Application
