ZIZI ENGINEERING CO.,LTD
ZIZI ENGINEERING CO., LTD
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High quality manufacturer and supplier of Steel Pipe Couplings Zizi exports Carbon Steel Half Coupling ASTM A694 F52 2 " 3000 # BS 3799 to many countries.
Carbon steel couplings are forged couplings with two types ends, one type is socket weld, the other is threaded end. The different end types suit different applications. They are both used in small diameter pipe systems within 4 inches.
| Size | NPS 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 |
| 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 | Si | Mn | S | P | Cr | Ni | Mo |
| 0.3 | 0.15-0.37 | 1.5 | 0.03 | 0.03 | / | / | / |
| Tensile Strength | Yield Strength | Elongation |
| 415 (Mpa) | 315 (Mpa) | 20 (%) |
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