ASTM A815 WPS32750 Super Duplex Stud End MSS SP 43 Type B Lap Joint Stub End
Brand Name:YUHONG
Certification:ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008
Model Number:ASTM A815 S32750 Super Duplex Steel Stub End
Minimum Order Quantity:1PC
Delivery Time:7 DAYS
Payment Terms:L/C,T/T
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ASTM A815 UNS S32750 Butt Weld Pipe Fittings Lap Joint Stud End
A lap joint stub end is a specialized fitting used in piping systems to facilitate connections between pipes and flanges. This component plays a critical role in ensuring the integrity and flexibility of piping installations, especially in systems where frequent maintenance or adjustments may be required. It has a short pipe section with a flat end, allowing for a seamless connection to lap joint flanges. This design enables the flange to rotate freely around the stub end, simplifying alignment during installation.
Materials: Typically made from various materials such as carbon steel, stainless steel or alloy materials, stub ends can be selected based on the specific requirements of the application, including temperature, pressure, and corrosion resistance.
Specification of ASTM A815 UNS S32750 Lap Joint Stub End
| Size | 1/2" - 24" |
| Thickness | Sch.10s - Sch.XXS |
| Type | Type A, Type B, Type C, Collar Type |
| Length | Long pattern, Short pattern |
| Design Standard | ASME B16.9, MSS SP 43 |
ASTM A815 UNS S32750 Lap Joint Stub End Chemical Compositions
| Chemical Element | C | Cr | Mn | Si | P | S | Ni | N | Mo | Cu | Fe |
| % Present | 0.0 - 0.03 | 24.00 - 26.00 | 0.0 - 1.20 | 0.0 - 0.80 | 0.0 - 0.04 | 0.0 - 0.02 | 6.00 - 8.00 | 0.24 - 0.32 | 3.00 - 5.00 | 0.0 - 0.50 | Balance |
ASTM A815 UNS S32750 Lap Joint Stub End Mechanical Properties
| Mechanical Property | Proof Stress | Tensile Strength | Elongation A50 mm | Hardness Brinell |
| Value | 550 Min MPa | 800-965 MPa | 15 Min % | 310 Max HB |
ASTM A815 UNS S32750 Lap Joint Stub End Mechanical Properties
| Grade | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| UNS S32750 | 7.8 | 0.281 | 1350 | 2460 |
UNS S32205 Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS |
| Super Duplex | 1.4410 | S32750 / S32760 |
Functionality of lap joint stub end
The primary purpose of a lap joint stub end is to enable easy assembly and disassembly of piping systems. The lap joint configuration allows for smooth transitions between sections, reducing the risk of leaks and mechanical stress. This is particularly advantageous in applications where maintenance or inspection is common.
Advantages
- Flexibility: The free rotation of the flange enables easy adjustments, making installations more convenient.
- Cost-Effectiveness: Lap joint connections typically require fewer welds, which can result in reduced installation costs.
- Accessibility: The ability to easily disassemble connections allows for straightforward maintenance and servicing of the piping system.
Applications
Lap joint stub ends are commonly used in various industries, including oil and gas, chemical processing, water treatment, and shipbuilding.
They are particularly beneficial in environments where the system may be subject to pressure fluctuations or frequent operational changes.
ASTM A815 WPS32750 Super Duplex Stud End MSS SP 43 Type B Lap Joint Stub End
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