VSSJAF Double Flange Power Delivery Joint is applicable for the pipeline which joints with flange on the both sides. During the installation, adjust the installation length to the flange on the both sides, screw the gland bolts firmly one by one, and then weld the short pipes with the pipe as a whole with somewhat displacement, it is convenient to adjust the size on the spot when install and maintain later. This product can delivery axial power to the whole pipe when operating.