Prochem injection and sample lances are used to introduce chemicals into main pipeline streams in dosing systems, or to extract samples for quality monitoring.

Features and benefits

  • Withdrawable injection fittings can be removed while the main is under pressure

  • Anti blow-out stops prevent inadvertent expulsion during withdrawal

  • Seal gland ensures sealing to design pressures and control during withdrawal

  • Non-return valves can be included to prevent backflow

  • Diffuser types available to accelerate chemical dispersion

  • Supports mains and dosing pressures up to 70 BarG

  • Customisable for full width, centre line, or part way insertion

Applications

  • Chemical dosing into main pipeline streams

  • Sample extraction for quality monitoring

Materials

Made from a wide variety of materials as required by application.

Options and variations

Withdrawable and fixed fittings; designs for full width, centre line, or part way insertion; non-return valves; various diffuser types.

Performance

Accommodates mains and dosing pressures up to 70 BarG.

Installation

Fixed fittings require main de-pressurisation for removal. Withdrawable injection fittings can be withdrawn while the main is under pressure.