Standard Penetration Equipmet

SPT Automatic Trip Hammer, SPT Split Tube sampler, Heavy duty "Tuflok" Split Tube Sampler,SPT Drive Rod

The Automatic Trip Hammer is manufactured to comply with the Standard Penetration(SPT) to BS 1377:Part 9:1990. SPT Drive rod and Split tube sampler are connected to the base of the Anvil, and drive into the ground by the falling weight.

The Automatic Trip Hammer comprises a weight of 63.5 kgs complete with pick-up and self-tripping mechanism that ensure the weight has a free-fall of exactly 760 mm. The inner shaft acts as a guide that permits the weight to drop with minimal resistance and ensures thant the weight strikes the anvil squarely. The Anvil thread is usually be processed with 1-1/2" B.S. whitworth to fit our standard SPT Rods.

Adaptors to other types of drill rod can be supplied on request.

The overall length of the hammer is 1.8m and total weight of the Hammer is 107kgs.

Components:

1.Outer tube Assembly C/W Pawls

2.Inner Guide Shaft

3.Drop Weight

4.Anvil