- Material of Seal Surface: Soft Sealed
The valve disc is the complete liner structure, and they adopt the spherical surface structure to the liner ring, the sealing structure between the valve disc, valve stem and liner ring, is the highly reliable pressure self-sealing structure, which had got a patent items to guarantee that there will no leaking out during long-term use.
Design Standard: API609
Face to Face: GB12238, BS5155, API609, MSS SP-67,
Flange Drilling: DIN2501, BS4504, BS10-E, ANSI125/150, ASA125/150, AS2129Table D/E, JIS5K/10K/20K.
Design standard: API609
Flange connection dimension: DIN 2501 PN10; ANSI125/150; AS2129 Table D/E, ect.
Face to Face: DIN3202-K1, BS5155, ANSI B16.10, MSS SP-67
Pressure test: API 598
Part Name Material