25T Stressing Jack

Versatile 25 tonne double-acting hydraulic jack for effective and enduring use in stressing applications.

  • Description
  • FEATURES
  • SPECIFICATIONS
  • 25T STRESSING SYSTEMS
  • SPARES

Description

The STS 25 tonne mono-strand hydraulic jack is the primary tool for tensioning in the Civil and Construction industries. This jack is ideal for post-tensioning and pre-tensioning. Striking the balance needed between versatility and practicality, it is incredibly rugged while still lightweight and has the capacity to tension strand up to 15.7 mm in diameter*.

A large range of accessories and spares are kept in stock to meet orders with minimal delay.

*beyond 80% minimum strand breakage force.

  • Quickly configurable to suit a wide range of strand sizes
  • Designed to ISO4413:1998 for hydraulic equipment
  • Hard chrome ram and bronze seals ensure super-low friction and maximum durability
  • Specialised jack wedges to maximise strand loading
  • Specialised spring-loaded nose cones
  • Available with ports positioned together (Normal) or separated (Direct)
25T Jack Type Capacity Stroke
(mm)
Working Pressure Eff. Area (mm2) Weight
(kg)
Coupling Min. strand length** (mm) Weight
(kg)
ØA
(mm)
B
(mm)
C
(mm)
Normal Port 233 kN
(24 t)
200 700 bar
(10,000 PSI)
3,325 22 3/8” NPT 165 22 115 340 190
Direct Port 233 kN
(24 t)
200 700 bar
(10,000 PSI)
3,325 22 3/8” NPT 165 22 115 340 190

 

** With regular post-tension nose cones.

Refer to diagram in image gallery when using specifications.

 

System Product Code For Strand 25T Jack Type Nose Cone Jack Wedge
STRESSJACK25TNP20013GF 12.7 mm
(0.5”)
Normal Port GFNOSECONE13 MGJW13
STRESSJACK25TDP20013GF 12.7 mm
(0.5”)
Direct Port GFNOSECONE13 MGJW13
STRESSJACK25TNP20015GF 15.2 mm
(0.6”)
Normal Port GFNOSECONE15 MGJW15
STRESSJACK25TDP20015GF 15.2 mm
(0.6”)
Direct Port GFNOSECONE15 MGJW15

 

Type Product Code Description
Jack Wedges MGJW95 9.5 mm Jack Wedge
MGJW13 12.7 mm Jack Wedge
MGJW15 15.2 mm Jack Wedge
MGJW157 15.7 mm Jack Wedge
MGJW18 18 mm Jack Wedge
Nose Cones GFNOSECONE13 Post-tensioning 12.7 mm Nose Cone
GFNOSECONE15 Post-tensioning 15.2 mm Nose Cone
PSNOSECONE7 Pre-tensioning 7 mm Nose Cone
PSNOSECONE096 Pre-tensioning 9.5 mm Nose Cone
PSNOSECONE13 Pre-tensioning 12.7 mm Nose Cone
PSNOSECONE15 Pre-tensioning 15.2 mm Nose Cone
Seal Kit SEALKIT25T Seal Kit for 25T Stressing Jack

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