Quan Flanges and Plates is a top-notch manufacturer and supplier located in Da Nang, Vietnam, specializing in high-quality P250GH Flanges that are perfect for pressure equipment and high-temperature piping systems. With cutting-edge facilities, rigorous quality control, and a talented team of engineers, the company guarantees flanges that meet international safety, strength, and reliability standards. P250GH Flanges are essential in industries where resistance to heat and pressure is a must. Catering to sectors like oil and gas, petrochemicals, power generation, shipbuilding, and chemical processing, Quan Flanges and Plates provides durable, efficient, and leak-proof flange solutions designed for the toughest industrial environments.
These P250GH Flanges are crafted from premium non-alloyed steel, featuring carefully controlled levels of carbon, manganese, silicon, phosphorus, and sulfur. This material is celebrated for its outstanding weldability, strength, and toughness. The flanges boast high tensile and yield strength, impact resistance, and solid mechanical stability even at elevated temperatures. They are specifically engineered for pressure vessels and piping systems that transport steam, hot liquids, or gases under pressure. Their impressive chemical and mechanical properties make them ideal for critical operations where safety, durability, and performance are non-negotiable.
Quan Flanges, a leading supplier in Da Nang, Vietnam, offers an extensive selection of P250gh Flange, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| Size Chart | 1/2 inch (15 Nominal Bore) to 48 Inch (1200 Nominal Bore) |
|---|---|
| Pressure Rating ANSI | Class 600, 900, 150, 2500, 300, 1500 LBS |
| Pressure Calculation in DIN | 16, 6, 25, 40, 10 Bar / PN10 PN16 PN6 PN25 PN64 PN40 |
| JIS Standards | 5, 10, 16 20, 30, 40, 63 K |
| UNI Standards | 6, 10, 16, 25, 40 Bar |
| EN Standards | 6, 10, 16, 25, 40 Bar |
| Coating | Cold and Hot Dip Galvanized, Anti-rust Paint, Zinc Plated,Oil Black Paint, Yellow Transparent |
| Most common types | Screwed, Forged, Threaded, Plate |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate Third Party Inspection Report , 100% Radiography Test Report etc |
| Production technique | Forged, Heat treated and machined |
| Flange Face Type | Small Tongue, Lap-Joint Face, Raised Face, Ring Type Joint, Flat Face, Large Male-Female, Small Male-Female, Large Tongue & Groove Flanges manufacturer and Supplier |
| Flanges Marking | All Flanges are marked as follows: Supplier or Manufacturer’s Name, Size, Class, Bore, Dimension, Material, Heat No. Or according to the customer’s request. |
| Test | Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Direct-reading Spectrograph, Magnetic particle detector |
| Equipment | Bending machine, Sand-blasting machine, Pushing Machine,Press machine, electric bevelling machine etc |
| Carbon | Silicon | Manganese | Nickel | Phosphorus | Sulfur | Chromium | Vanadium | niobium | Titanium | Aluminum | – |
| 0.18 – 0.23 | max 0.4 | 0.3 – 0.9 | max 0.3 | max 0.025 | max 0.015 | max 0.3 | max 0.02 | max 0.01 | max 0.03 | 0.015 – 0.05 | Cr+Cu+Mo+Ni < 0.7 |
| Nominal thickness (mm): | to 150 | ||
| Rm – Tensile strength (MPa) (+N) | 410-540 | ||
| Nominal thickness (mm): | to 50 | 50 – 100 | 100 – 150 |
| ReH – Minimum yield strength (MPa) (+N) | 250 | 240 | 230 |
| KV – Impact energy (J) longitud., | +20° 47 | ||
| Nominal thickness (mm): | to 150 | ||
| A – Min. elongation at fracture (%) (+N) | 25 |
P250GH Flanges find their place in industries that operate under high-temperature and high-pressure conditions. You’ll often see them in power plants, boiler manufacturing, heat exchangers, oil refineries, and chemical processing facilities. Their ability to maintain structural integrity during thermal cycling and pressure fluctuations makes them perfect for steam lines, pressure vessels, and heavy-duty industrial piping networks. They’re also utilized in marine and offshore platforms where strength and reliability are paramount. With straightforward fabrication, secure sealing, and a long service life, P250GH Flanges offer safe, efficient, and dependable solutions for complex industrial piping applications.
Yes, we offer custom sizes for P250gh Flange to meet specific project needs. Our team at Quan Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@quanflanges.com.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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