NX-690 Ball Valve
690 bar · DN15–DN80 · −60 °C to 220 °C
Anti-blowout stem, fire-safe to API 607.
- Material traceability
- Dimensional report
- Custom interfaces
Four product families, one standard of finish. Everything below is manufactured, assembled and validated in our own facilities — and everything can be adapted to your interface, material or certification requirement.
Tolerance
±2 µm
Part envelope
up to 1,200 mm
Service range
−196 °C to 650 °C
Prototype lead
from 9 days

Machined from 316L, duplex and Inconel 625, our flow range is qualified for subsea, hydrogen and cryogenic duty. Every unit ships with a helium leak certificate and material traceability back to the melt.
690 bar · DN15–DN80 · −60 °C to 220 °C
Anti-blowout stem, fire-safe to API 607.
700 bar hydrogen · 4–12 ports
Permeation-tested duplex body with integrated burst discs.
−196 °C · vacuum jacketed
Dry-break design with under 0.4 ml spill per cycle.
3,000 m depth rating
Tungsten carbide trim, ROV-operable override.
Around a third of what we ship never appears in a catalogue. Describe the duty cycle and we will come back with a concept and an indicative price.