Home > Super Duplex Steel > Super Duplex Steel S32750 Tube Fittings
For Hamilton-based manufacturer Mason Tubefittings, producing exceptional tube fittings is a matter of local pride. Operating from the heart of New Zealand, their Super Duplex Steel S32750 tube fittings are engineered for those who cannot compromise on quality. These components are built to tackle the world’s most demanding environments, offering a level of corrosion resistance and structural integrity that sets a new standard. When your project faces extreme pressures and aggressive chemicals, Mason Tubefittings provides the reliable, high-performance connection you need, backed by genuine Kiwi craftsmanship and expertise.
The composition of Super Duplex Steel S32750 is what gives these fittings their remarkable strength. With a high chromium, molybdenum, and nitrogen content, this alloy achieves an outstanding balance. It offers a tensile strength that far surpasses standard stainless steels, alongside excellent resistance to pitting and crevice corrosion. This means the fittings are not only incredibly tough but also built to resist degradation over time. They maintain their integrity under significant stress, providing a reliable and long-lasting solution for critical systems where failure is not an option.
ASTM SPECIFICATION | ASME SA182/182M F53, ASTM A182/182M F53 |
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TUBE SIZE | 1/8’’ to 2’’ and 3mm to 50mm |
MATERIAL GRADES | Super Duplex S32750 |
THREAD | UNF, BSPT, NPT, BSP, SAE, ISO etc. |
PRESSURE RATING | 300/1000/3000/6000/10000PSI for Duplex Steel |
ASTM STANDARDS | ASTM D3294 and D1710 |
APPLICABLE TEMPERATURE | 150-400°C |
PACKING DETAILS |
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At Mason Tube Fittings, we are the largest supplier, manufacturer, and exporter of Super Duplex Steel S32750 Tube Fittings in Hamilton, New Zealand. Our advanced manufacturing facilities, strategically positioned in the New Zealand, enable us to deliver high-quality solutions to meet your specific requirements. With a robust inventory of over 16,000 tons of top-grade materials, we are well-equipped to fulfil your needs promptly. Our commitment to excellence and efficiency ensures we always have the available stock to support your demands.
| Grade | S32750 | S32760 |
| C | 0.030 max | 0.05 max |
| Mn | 1.20 max | 1.00 max |
| Si | 0.80 max | 1.00 max |
| P | 0.035 max | 0.030 max |
| S | 0.020 max | 0.010 max |
| Cr | 24.00 – 26.00 | 24.00 – 26.00 |
| Mo | 3.00 – 5.00 | 3.00 – 4.00 |
| Ni | 6.00 – 8.00 | 6.00 – 8.00 |
| N | 0.24 – 0.32 | 0.20 – 0.30 |
| Fe | 58.095 min | 57.61 min |
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You’ll typically find these fittings hard at work in industries where conditions are exceptionally harsh. They are essential in offshore oil and gas platforms, resisting the corrosive effects of seawater. Chemical processing plants rely on them to handle aggressive acids and high temperatures safely. In desalination facilities, they withstand constant exposure to saline environments. Essentially, anywhere that demands superior resistance to chloride-induced stress corrosion cracking and unwavering strength, these tube fittings from Mason Tubefittings provide a trusted, durable connection that ensures system integrity and safety.
Please feel free to contact us if you need any further information or for enquiry.
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