Geotechnical and prefabrication

Rom Renzi jacks for anchor head stringing come in different versions according to use: single-strand or multi-strand jack are both available.
Each version includes different models according to the customer's needs. The single-strand jacks are designed for hydraulic wedging and have a wide choice of tips depending on use and different strokes to allow the use with greater or lesser dimensions. Suitable for stringing both cables and strands of any size.
The multi-strand jacks can also feature hydraulic locking with the possibility of replacing the stringing kits by adapting them to the type of anchor head or threaded rod.

MONO STRAND JACKS TECHNICAL SPECIFICATION STRESSING JACK ROMT22

Area of tensioning piston: 44,15 cm2
Max Pull capacity : ~215 kN
Max exercise pressure: 500 bar
Internal wedges available: 3/8” -0,5”-0,6”-0,62”
Stroke: 200 mm / 350 mm
Lenght: 78 cm
Maximum diameter: 105 mm
Pipes lenght : 4,00 m
Weight: 24 kg.

DATI TECNICI DEL MARTINETTO TESATIRANTI TIPO ROMT27

Area del pistone di tiro: 62,6 cm2
Capacità max di tiro: ~300kN
Pressione d’esercizio max: ~500 bar
Ganasce di serie disponibili: 0,6”-0,7”-0,72”
Corsa: 200mm
Lunghezza: 82 cm
Diametro massimo: 130 mm
Lunghezza tubazioni: 4,00 m
Peso: 40 kg

TECHNICAL SPECIFICATION STRESSING JACK ROM1600KN

Area of tensioning piston: 247,3 cm2
Max Pull capacity : 1600 kN
Max exercise pressure: 650 bar
Nr. strands 0,6”: 5-6-7-8
Nr. strands 0,5”: 6-7-8-9
Internal wedges available: 0,5”-0,51”-0,6”-0,62”
Stroke: 200 mm.
Lenght: 680 cm
Max overall diameter: 260 mm
Pipes lenght: 5,00 m
Weight: 185 kg.