ZIZI ENGINEERING CO.,LTD
ZIZI ENGINEERING CO., LTD
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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.
| 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 |
| C | Mn | P | S | Si | Ni | Cr |
| 0.25 | 2 | 0.045 | 0.03 | 1.0 | 19-22 | 24-26 |
| Tensile Strength | Yield Strength | Elongation |
| 515 (Mpa) | 205 (Mpa) | 30 (%) |
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.