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ANSI B16.47 Flanges
Weld Neck, Slip-On, Blind.

• Class 75 - Ser. B
• Class 75 - Slip-On, Ind. Standard
• Class 75 - Weld Neck, Ind. Standard
• Class 125 - LW, AWWA C207 Class B, D
• Class 125 - LW, AWWA C207 Class E
• Class 150 - Weld Neck, Ser. A
• Class 150 - Weld Neck, Ser. B
• Class 175 - Ind. Standard
• Class 300 - Weld Neck & Blind Ser. A
• Class 300 - Weld Neck & Blind Ser. B
• Class 350 - Weld Neck, Slip-On Ind. Standard
• Class 400 - Ser. A & B
• Class 600 - Ser. A & B
• Class 900 - Ser. A & B

Class 175 - Industrial Standard