| 8481.30 | | Check (nonreturn) valves: | | | | |
| 8481.30.10 | | Of copper | | 3% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 8481.30.10 | 10 | Having a pressure rating under 850 kPa | No. kg | | | |
| 8481.30.10 | 90 | Having a pressure rating of 850 kPa or over | No. kg | | | |
| 8481.30.20 | | Of iron or steel | | 5% | Free (A*,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
| 8481.30.20 | 10 | Of iron | No. kg | | | |
| 8481.30.20 | 90 | Of steel | No. kg | | | |
| 8481.30.90 | 00 | Other | No. kg | 3% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 45% |
