SUITABLE FOR MAIN HYDRAULIC CIRCUITS IN CONSTRUCTION MACHINERY SUCH AS MINING EXCAVATION EQUIPMENT, SHIELD TUNNELING MACHINES, AND HEAVY-DUTY LOADERS; HIGH-PRESSURE PIPELINES IN METALLURGICAL EQUIPMENT, PORT LIFTING MACHINERY, AND LARGE HYDRAULIC POWER UNITS; ULTRA-HIGH PRESSURE HYDRAULIC DELIVERY SYSTEMS IN HEAVY-DUTY INJECTION MOLDING EQUIPMENT, LARGE-TONNAGE SPECIAL ENGINEERING VEHICLES, AND LARGE-SCALE AGRICULTURAL MACHINERY. CAPABLE OF WITHSTANDING HIGH-FREQUENCY PRESSURE PULSES AND SEVERE HEAVY-DUTY OPERATING CONDITIONS OVER PROLONGED PERIODS.
| PRODUCT NAME | NOMINAL BORE | SPECIFICATION | INSIDE DIAMETER （ID）mm | OUTSIDE DIAMETER （OD）mm | MAXIMUM WORKING PRESSURE W.P | MINIMUM BURST PRESSURE B.P | MINIMUM BEND RADIUS Min.B.R | ||
| mm | inch | min | max | min | max | Mpa | Mpa | mm | |
| DN16 | 16 | 5/8 | 15.5 | 16.7 | 29.0 | 29.0 | 45 | 180 | 250 |
| DN19 | 19 | 3/4 | 18.6 | 19.8 | 33.0 | 33.0 | 42 | 168 | 280 |
| DN25 | 25 | 1 | 25.0 | 26.4 | 39.9 | 39.9 | 38 | 152 | 340 |
| DN32 | 32 | 1 1/4 | 31.4 | 33.0 | 47.1 | 47.1 | 32.5 | 130 | 460 |
| DN38 | 38 | 1 1/2 | 37.7 | 39.3 | 55.1 | 55.1 | 29 | 116 | 560 |
| DN51 | 51 | 2 | 50.4 | 52.0 | 69.7 | 69.7 | 25 | 100 | 700 |
