SPT Hammer 63.5KG Standard Penetration Test

SPT Hammer 63.5KG Standard Penetration Test

1. Usage: Soil sampling, soil testing.
2. Parts: including auto hammer, SPT tube, adapter, nose cone, shoe.

I. Description

SPT Split Tube sampler is designed for carrying out the standard penetration Test to BS and ASTM standards.The Auto Trip hammer comprises a weight of 63.5KGS complete with pick up and self tripping mechanism that ensures the weight has a free fall of exactly 760mm.

II. Technical Parameter

Equipment		Specifications	Precision
Split barrel sampler	Split tube	O.D. 51mm	O.D.+/- 1mm ; I.D. +/- 1mm Roughness 3.2 Concentricity 0.05mm
		I.D. 35mm
		Length>500mm	--
	Open shoe	Length 50-76mm Blade edge thickness:2.5mm Blade taper: 18-20°	--
Auto hammer		Weight63.5kg	+/- 0.5kg
Guiding tube		Falling distance 76cm	+/- 2cm
Drill rods		Diameter 42mm	Bending allowance≤1/1000