QDY series marine loading arm is exclusive equipment for transferring oil products or any other chemical liquids through pipeline between wharf and oil tanker. Marine loading arm can be installed on either stationery or floating wharfs, and serve as the bridge between oil tanker and wharfs. It can help loading or unloading oil products or any other chemical liquids. This product can be easily handled, require low labor intensity, and have a high loading efficiency Technical parameter: 1. Caliber: 4", 6", 8 ", 10", 12", 14", 16", 20" 2. Design pressure: 0.6Mpa~ 5.0Mpa 3. Design temperature: -30癈-300癈 4. Applicable media: oil, chemicals, liquefied gas liquid asphalt 5. Operating means: manual, fluid-pressure drive