又大又硬又黄又刺激的免费视频-国产成人女人毛片视频在线-久久婷婷五月综合色一区二区-91在线一区二区-亚洲精品男人的天堂-香蕉久久久久久-欧美一区二区三区久久-亚洲精品午夜精品-仙踪林少妇高潮在线观看-日韩在线三区-无码精品久久一区二区三区-国产成人午夜在线视频a站-欧美一级淫片-精品av国产一二三四区-日韩一区二区三区在线观看视频

 Z541H/W/Y API Large Diameter Gate Valve profile

The Z541H/W/Y API large diameter gate valve produced and sold by Baigang valve group pressure, temperature and caliber range, especially for medium and large diameter pipe.

From the simplest API valve to a very complex automatic control system used in a variety of American Standard valves, the variety and specifications are quite diverse. The valve can be used to control the flow of various types of fluids such as air, water, steam, corrosive media, muds, oils, liquid metals and radioactive media.

Z541H/W/Y API Large Diameter Gate Valve product structure characteristics

1, Product design and manufacture according to API standards, reliable sealing, excellent performance, supporting the use of imported equipment.

2,600Lb Above gate and valve seat seal with stellite stellite (cobalt-based hardfacing), wear-resistant, high temperature, corrosion resistance, good scratch resistance, long life

3, The stem by quenching and nitriding surface treatment, have good corrosion resistance and scratch resistance.

4, Using wedge-type flexible gate structure, large diameter set rolling bearings, opening and closing easily.

5, The full range of valve materials, packing, gasket reasonable selection according to the actual conditions or user requirements, can be applied to a variety of pressure, temperature and medium conditions.

6,1500LB, 2500LB The use of self-tight pressure chamber sealed structure. Sealing performance increases with increasing internal pressure, high reliability.

7, Inverted seal with stainless steel threaded seal seat or body made of welded austenitic stainless steel, reliable sealing, packing replacement and maintenance can be carried out without downtime, convenient and quick does not affect the system operation. 
 
Z541H/W/Y API Large Diameter Gate Valve main dimensions