Three male female ball valve belonging to three-valve ball series, mainly by the living body and the intermediate body around the web, and then connected by four bolts, connecting both ends of the external thread, the thread NPT and BSPT type comprising the like. 3PC Ball Valve ...
Come From Hebei Leading Metals & Piping Industries Co., Ltd.
Product Description Needle Valve uses a tapered pin to gradually open a space for fine control of flow. The flow can be controlled and regulated with the use of a spindle. A needle valve has a relatively small orifice with a long, tapered seat, and a needle-shaped plunger on ...
Come From Dongying Lake Petroleum Technology Co.,
FREE-VALVEās male thread weld nipple typeneedle valves are a kind of instrument valves under highpressure. Suitable for installing on the instrument panel or without panel. To control comparatively big flow with its compact structure.They are belong to general purpose ...