1. Product design and manufacturing shall be based on E101 and JB/T 3595 standard, with reasonable structure, excellent performance and beautiful appearance.
2. Pressure self-tightening sealing structure is adopted in the valve middle cavity, and the sealing property is good. The two ends of the branch are welded, and the weld groove can be connected by standard or user's request.
3. The disc and seat cover are made of stellite and cobalt base hard alloy, wear resistant, high temperature resistance, good abrasion resistance and long service life.
4. The valve rod is treated with adjustment and surface nitrification. It has good corrosion resistance and abrasion resistance.
5. The valve cover packing function is reasonable, packing and corrosion inhibitor, sealing and reliable.
6. The valve has an inverted seal structure to ensure that the valve opens and runs without the stem leakage.
7, electric cut-off valve is equipped with DZW series valve electric device, with a small shell, light weight, full functions, appearance beautiful wait for a characteristic,and can be used with programmable computer, can also be equipped with electric device according to the requirements of customers.
產(chǎn)品特征 Spericfications
適用介質:水、氣、油品、天然氣和酸堿腐蝕性介質 適用溫度:-196~540℃ 驅動方式:手動、氣動、電動等 公稱壓力:20~25MPa 公稱通徑:DN15~50mm Applicable media: water, gas, oil, gas and acid and alkali corrosive medium Applicable temperature: -196~540℃ Driver: manual, pneumatic, electric, etc Nominal pressure: 20~25MPa Nominal size: DN15~50mm