果冻久久尤物

1, stainless steel gate valve opening and closing more effort;

2, can use a variety of standard pipe flange and flange sealing surface forms to meet the needs of various projects and user requirements;

3, stainless steel gate valve selection of materials, in line with domestic and international standards, material quality is high;

4, in line with the requirements of advanced standards at home and abroad, excellent performance, reliable sealing, handsome in appearance;

5, stainless steel gate valve of the fluid resistance is small, the sealing surface by the erosion and erosion of small media;

6, the stem after quenching and surface nitriding treatment, a good corrosion resistance, abrasion resistance and abrasion resistance;

7, the use of wedge-type flexible gate structure, friction is small, large diameter set thrust bearings, and with the impact of hand wheel, open and close easily;

8, reliable sealing, high temperature, corrosion resistance, high hardness, wear and abrasion resistance performance, the use of a very long life.