??????????
???????
??3???????????????????????????????????????????????????????????????????????????????????????????????
???????X343F
?????????NPS1/2"??10"
?????Χ??Class150~2500Lb
????????-29??340??
??????????????????????
?????????API600
???????ANSIB16.10
??????磺ANS1B16.5
????????磺ANS1B16.25
???-????ANS1B16.34
????-???飺AP1598