Pressure range: CLASS150~2500;
Size range: DN40~DN1200(1-1/2"~48");
Body Material: A216 WCB, A351 CF8, A217 WC6, A352 LCB;
Structural Features:
1. The design of thrust bearing makes valve opened easily and flexibly;
2. Top-mounted stem nut can prevent stem disc from falling off when valve is at "open" position and handwheel is taken off;
3. Packing uses flexible graphite for dependable sealing performance. If requested by users, packing spacer ring and greasing mechanism can be available;
4. Upper seal design to ensure dependable packing and sealing when valve is fully opened(Replacement of packing under pressure is not recommended);
5. Lift stem, with stem and disc connected by t-slot, and stem T head integrally forged to ensure sufficient strength of joint.