Sichuan Shengtuo Testing Technology Co., Ltd. provides steel railing column buried deep impact elastic wave detector. The equipment is mainly used for highway steel (steel pipe, steel pile, etc.) guardrail column length and buried depth detection, to improve road traffic. Security has important practical significance. And the equipment is in accordance with the national standard "steel guardrail column buried deep impact elastic wave detector (GB/T24967-2010)" instrument.