Material:
Features:	Compact in construction,easy to install and maintain
	The double eccentric structure reduces friction of the sealing ring,providing the valve a long service life.
	Bubble-tight sealing with no leakage under testing pressure.
	Replacing materials of the disc sealing ring,”O”ring,and disc,the valve can be used for various medium and tempreture.
Standard:	DIN PN10/16;  BS4504 PN10/16