Welding Neck flens ANSI 300lbs

1/2” SCH10S, 1/2” SCH40S STD, 1/2” SCH80S XS, 3/4” SCH10S, 3/4” SCH40S STD, 3/4” SCH80S XS, 1” SCH10S, 1” SCH40S STD, 1” SCH80S XS, 1.1/4’’ SCH10S, 1.1/4’’ SCH40S STD, 1.1/4’’ SCH80S XS, 1.1/2” SCH10S, 1.1/2” SCH40S STD, 1.1/2’’ SCH80S XS, 2” SCH10S, 2” SCH40S STD, 2’’ SCH80S XS, 2.1/2” SCH10S, 2.1/2” SCH40S STD, 2.1/2” SCH80S XS, 3” SCH10S, 3” SCH40S STD, 3” SCH80S XS, 3.1/2’’ SCH10S, 3.1/2’’ SCH40S STD, 3.1/2’’ SCH80S XS, 4” SCH10S, 4” SCH40S STD, 4” SCH80S XS, 5’’ SCH10S, 5’’ SCH40S STD, 5’’ SCH80S XS, 6’’ SCH10S, 6” SCH40S STD