?????????????
???????
?????????????????Class150~2500LB?????????-46'C?570?????????????????????????????????????????·????????????????
???????H44W/H/Y
?????????NPS 2"??24"
?????Χ??CL150??2500 Lb
????????-196?桫+560??
??????????????????????
???????API603M??ASME B16.34 ??API6D
???????ASME B16.10
????????ASME B16.5??ASME B16.25
??????飺API 598
???-???????ASME B16.34
