产品列表
- o-ring with back up ring(original parts of MAN B&W)
- o-ring and d-ring
- sealing ring with spring(U type)
- sealing ring with o-rings
- sealing ring with spring
- o-rings with back up ring
- scraper ring and sealing ring
- sealing ring and o-rings
- valve cone and valve seat
- sealing ring and wearing ring
- spring,cooling water pipe
- 螺栓螺帽