Active Member
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[China]
Address: R1506 World Trade Center Anyang Henan China 455000
Contact name:
ZIZI ENGINEERING CO.,LTD |
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Zizi Engineering is one of the high quality manufactuer of stainless steel threaded coupling and BSP steel pipe coupling, the mainly size is 1/2 inch, 1 inch, 2 inch and pressure is 3000LB and 6000LB.
They have excellent resistance to chloride-ion stress-corrosion cracking (Corrosion Resistant) , as well as SS304 Threaded Cap and SS316 NPT 90 Degree Elbow. We manufacture stainless steel forged fittings as per ASME B16.11,they are frequently used in pressurized applications and available in various shapes.
| Size | 1/8", 1/4", 3/8", 1/2", 1/4", 1", 1 1/4", 1 1/2", 2", 2 1/2", 3", 4" |
| Pressure Rating | Class 3000, 6000 |
| Standard | ASME B16.11, BS3799, JIS B2316, HG/T21634, SH3410, GB/T14383 |
| Surface | Anti-rust Oil |
| Stainless Steel | NPT, PT, PF, BSPT, BPPP |
Stainless Steel Half Coupling
ASTM A182 F304/304L/304H, F316/316L, F310, F317, F321,F347
Alloy Steel Pipe Coupling
ASTM A182 F1, F5, F9, F11, F12, F22, F91
Carbon Steel BSP Coupling
ASTM A105, A350 LF2, LF3, A694 F52, F60, F65, F70
Duplex Stainless Steel Threaded Coupling
ASTM A182 F51, F53, F55, S31803, S32205, S32550, S32750, S32760
Chemical Composition
| Grade | C | Mn | P | S | Si | Cr | Ni | Mo |
| 304 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18-20 | 8-11 | / |
| 316 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16-18 | 10-14 | 2-3 |
Mechanical Properties
| Grade | Tensile Strength | Yield Strength | Elongation |
| 304 | 515 (Mpa) | 205 (Mpa) | 30 (%) |
| 316 | 515 (Mpa) | 205 (Mpa) | 30 (%) |
Features
Marking and Packing
Inspection
Advantages
