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Details --------------------------------------------------------------------------------> |
  •  nominal bore :1.13/16~7.1/16(46mm~180mm) • working medium : oil , nature gas , mud , consist of H2S CO2gas                                            •  working temp. :-46°C~121°C(LU) • material :AA、BB、CC、DD、EE、FF、HH •  PSL:PSL1~4 •  PR:PR1~2 |
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