1、 Applicable to connection at locations when drill platform,
semi-submersible drilling vessel or drilling vessel moves
relatively and the installation dimensions of the drill rig
subsequently change, and to delivery of oil, gas, mud and other
high pressure media.
2、 Applicable standard: API Spec *6C
SY/T********4.
3、 The product features resistance to high pressure, thermal
insulation, anti-flaming and fire resistance as well as inner wall
with high abrasion resistance.
