Among the numerous fastener products which are used for anchoring and fixing in the concrete base structure, concrete screw anchors are a kind of widely used, simple installation, safe and reliable product. It is made of high strength carbon steel and then subjected to strictly controlled heat treatment process.
制造而成,杆体被设计成独特的高低自攻形双外牙,确保在使用时,能够快速而方便地旋转钻入预钻导孔中,同时使外牙能牢牢锚定在洞壁中,在安装时确保和固定物体之间达到足够的拉力和荷载强度。
The body is designed as a unique high-low self tapping double external threads, which ensures that it can be quickly and conveniently rotated into the pre-drilled pilot hole when in use, and the external threads can be firmly anchored in the hole wall, so as to ensure that there is enough tension and load strength between the anchor body and the fixture object during the installation.
根据不同的使用场所和安装目的,混泥土螺丝有外六角和法兰头部产品,六角法兰头部具有高夹紧力和抗振动的作用。
According to the different use place and installation purpose, the concrete screw anchors have external hex head, hex flange head, CSK head and hex socket product style. The hex flange head has high clamping force and anti vibration effect.
产品表面有镀锌,热浸镀锌和达克罗。
The surface of them could be plated by the zinc galvanized, hot dip galvanized and dacromet coating. concrete screw anchor can be removed without affecting the base structure and screw forming. It is widely used in temporary or permanent anchoring of concrete, brick, hollow brick or block substrate. They are particularly suitable for fixing close to edges or anchors, as they do not cause the surrounding base to burst due to expansion.