SO-130A Standard Penetration Test ASTM D-1586 AASHTO T-206 For driving a split barrel sampler to obtain a representative soil sample and measure the soil resistance to penetration. SO-131 Split....
WELCOME ... CV RIZFA PERMATA INSANI is supplier and manufacturer of civil engineering quality control tools such as construction for road, bridge, buildings and dams, especially high quality....
wooden house still ethnic with traditonal system construction.prove in thousand years...
our company esthablish since 1990, wood working, sawmill, legall loging, farming, etc
CONCRETE TEST HAMMER ASTM C-805 For rafid quality control of concrete works, with built in pointer scale and graph for various angle Dimension ( l x w x h) : 15 x 15 x 40 cm