Features
1.Size: 2″-60″
2.Pressure: Class150-2500Lb
3.Tightened Pin structure.
4.Double Flange & Dual Plate design.
5.Dual Plate With Spring Loaded structure
6.Materials: Carbon steel and stainless steel, etc
7.Application: Chemical processing, Oil Field & Power Plant, Hydrocarbon processing

Standards
1.Design&Mamufacture: API 594, API 6D
2.Face-to-face API 594, API 6D, DIN 3202
3.Flange end: DIN2543-2548, API605, ASME B 16.47, ANSI B 16.5
4.Inspection and test: API 598
5.Special: NACE MR-01-75