Stainless Steel Flanges A wide variety of carbon steel, forged steel, and stainless steel flanges are all available at CCTF, including weld necks, slip-ons, threaded, socket weld, lap joints, blinds, and hub blinds. Stainless Steel (Grades A316/316L and A304/304L)  | Weld Neck - Sch10, Sch40 and Sch80 Bore
- Classes 150, 300, 600, 900, 1500
- Sizes: ½" to 24"
|  | Slip-On - Classes 150, 300, 600, 900, 1500
- Sizes: ½" to 24"
|  | Threaded - Classes 150 & 300
- Sizes: ½" to 4"
|  | Lap Joint - Class 150 only
- Sizes: 2" to 6"
|  | Blind - Classes 150 & 300
- Sizes: ½" to 12"
| | Hub Blind - Classes 300, 600, 1500
- Sizes: ½" to 6"
|  | Socket Weld - Sch40 & Sch80 Bore
- Classes 150, 300, 600
- Sizes: ½" to 2"
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