Nature & Human YONGKWANG FLEXIBLE IND. CO., LTD. 3 / 14 Flexible Hose & Coupling 3. Type of Flexible Hose Metal Flexible Joint Metal Flexible Hose Features Manufactured by special bellows developed by Yongkwang, this joint is small but flexible, absorbing vibrations at the joints, which connect small pipes to the device. They are usually used in connecting pumps and pipes. Specifications Flange : Carbon Steel, Stainless Steel Bellows : Stainless Steel & Others Braid : Stainless Steel & Others Application used for piping of oil tanks to prevent vibration generated by air compressors/ to prevent heat stress used for exhaust gas pipes inside high- speed diesel engine Pressure limits 2kg/㎠ ~ 20kg/㎠