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VALQUA 6500
VALQUA 6500 is an industrial industrial seal selected for industrial equipment sealing. The product record retains the original SKU, images and commercial data for Sapo import.
Product identification
Product
VALQUA 6500
SKU / Part number
VALQUA 6500
Reference size
Confirm against the drawing or existing sample
Selection guidance
Select this industrial seal by checking the equipment model, installation dimensions, working fluid, temperature, pressure, speed and operating cycle. A matching nominal size alone does not guarantee interchangeability; the profile and mating groove must also correspond to the application.
Technical dimensions
The original numeric size data is retained below. Confirm all units, tolerances and mating dimensions before ordering.
| Unsuitable fluids | Strong acid, strong alkali, and various solvents, inflammable gas, gas susceptible to burn and toxic gas |
| Applications | Pipe flanges, valve bonnets and other equipment used in various industries including oil refineries, chemical industries and shipyards |
| Dimensions | Width × Length (mm): 1270 × 1270、1270 × 3810、2540 × 3810、3048 × 3810 Thickness (mm): 0.4、0.5、0.8、1.0、1.5、2.0、3.0 Color type: blue Print color: black |
| Fluid | Recommended tightening stress (MPa) |
| Liquid | 25.5 |
| Gas | 40.0 |
| VALQUA No. | Temperature (°C) | Pressure (MPa) | ||
| Water based | Oil based(2) | Gas | ||
| 6500 / 6500AC | -50～183 | 3.0 | 3.0 | 1.0 |
| 6502 / 6503 / 6503AC | -50～214 | 3.0 | 3.0 | 1.0 |
| Thickness (mm) |
Gasket factor “m” |
Minimum design seating stress “y”(N/mm2) |
| 3.0 | 2.00 | 11.0 |
| 1.5 | 2.75 | 25.5 |
| 1.0 | 3.50 | 44.8 |
Installation and maintenance
- Clean the groove, shaft or housing and remove burrs, sharp edges and contamination.
- Compare the new component with the removed sample and confirm its orientation.
- Use a compatible assembly lubricant and protect the sealing edge while passing threads, keyways or ports.
- Install without twisting, overstretching or striking the sealing surface.
- Start the equipment at low load and inspect for leakage, heat, noise or abnormal friction.
FAQ
How do I confirm the correct size?
Provide the SKU, equipment model, measured dimensions and a clear photograph of the existing part.
Can products with the same nominal size be interchanged?
Only after the profile, material, tolerances and operating conditions have also been verified.
Which material should be selected?
Material selection depends on fluid compatibility, temperature, pressure, speed and required service life.
What information is needed for a quotation?
Send the product code, quantity, dimensions, working conditions and delivery location.
Request a quotation for VALQUA 6500
Sealtech Vietnam can cross-reference the product by SKU, dimensions, equipment model and application data.
