- 焊接法兰(法兰夹)
- SFS-W
- SFL-W
- 焊接法兰(焊接法兰)
- S5FLW9-W
- S1FLW9-W \ S1FSW9-W
- S1FLW-PM \ S1FSW-PM
- S1FLW \ S1FSW
- 国标、部标接头(油口堵头)
- S4H
- S4MN-WD
- S4L
- 国标、部标接头(日本公制螺纹60°锥面密封接头)
- SAK
- S4K
- S1KT-SP
- S1KH9-OG
- S1KH
- S1KG9-OG
- S1KG
- S1K
- 国标、部标接头(公制螺纹74°锥面扩口密封接头)
- S6Q9-LN
- S6Q-LN
- SAQQH-OG
- SAQHQ-OG
- SAQ
- S4Q
- S2Q9
- S1QT-SP
- S1QT9-SP
- S1QO9-OG
- S1QO
- S1QN9
- S1QN4
- S1QN
- S1QL
- S1QH9-OG
- S1QH
- S1QG9-OG
- S1QG
- S1Q