Kelly Bar Spare Parts for Bauer Soilmec Casagrande Mait Drilling Rigs

Kelly Stub Assembly Kelly Bar Spare Parts Bauer Soilmec Casagrande Liebherr Mait Drilling Rigs

1. Material: Q345B or 35CrMo

2.Type: Interlocking kelly bar, friction kelly bar, combined interlocking and friction kelly bar, square kelly bar etc customized as per requirement

3.Application: Suit for international CFA rigs as Bauer, Soilmec, Mait, Casagrande etc other brand piling rigs;

4.Customer Feedback: Applied on various drilling rigs and highly praised by domestic and abroad customers

Frictional kelly bar doesn't need to unlock the joint of its inner and outer lining so that it is convenient and fast to lift the bar. Non-stair key, friction transmission and the outside key are made by highly wear-resisting tempering steel. Friction Kelly Bar is applicable for layer of soft ground and mud, (mud) sand, gravel.

Interlocking kelly bar is of great pressure transmission and good anti-contortion perfomance. There are 3 rigid parts between drilling pipes to transfer greater pressure from embedding cylinder. And even at the hard geologic condition, it can transfer greater pressure and drill in. Stair key, organization transmission, the outside key are made by highly wear-resisting tempering steel. Interlocking Kelly Bar is applicable for soft fromations, (weak) weathered rock, hard strata construction.

Standard Interlocking Kelly Bar:

Standard Friction Kelly Bar: