... ; 3.ASME,LR,DNV,ABS,SGS certificate.... Tube Bundle Assembly1.Customized or design service;2.Reasonable ... 3.ASME,LR,DNV,ABS,SGS certificate....Tube bundleZhonghai (SINOMEC) tube bundle can be customised to meet customer ... offers standard and custom built tube bundles for repair or renew service for the power generation, petrol chemical ... or Zhnghai’s proprietary design. Tube bundle for heat exchanger