API602/ASME B16.34. Size range - 1/2" to 6"
API 6D, API 6A ASME IIX div. 1&2,ASME B16.34. Size range - 1/2" to 6"
API 6D, API6A ASME IIX div. 1&2, ASME B16.34. Size range - 1/2" to 56" for API 6D 1 13/16" to 13 5/8" For API 6A.
API 6D, API6A ASME IIX div. 1&2, ASME B16.34. Size range - 1/2" to 56" for API 6D 1 13/16" to 13 5/8" For API 6A.
API 6DSS, API 17D, API 6A, ASME IIX div. 1& 2, ASME B16.34. Size range - 1/2" to 56" for API 6D 1 13/16" to 13 5/8" for API 6A.