精品国产乱码久久久久久91熟女_亚洲av日韩aⅴ无码色老头_日韩视频免费在线观看_极品白丝嫩模被大哥操_日日澡夜夜澡人人高潮视频片源不錯的選擇!_亚洲欧美国产日韩一区_有毛a视频在线观看_国产成人网站在线观看_国产美女流白浆在线观看_男女上下抽搐动态图

We experienced 40 years of development with three relocations and expansions. At present, the company's new factory covers an area of 120 acres, and it forms a valve product system dominated by gate valves, ball valves, butterfly valves, globe valves, check valves, plug valves, and control valves. The maximum valve diameter can reach 120" (the previous introduction is 160), the pressure can reach up to 4500LB (check whether it is consistent with the previous introduction), and the operating temperature can range within -196~750 ℃. Besides, the valve material covers carbon steel, low temperature carbon steel, stainless steel , Duplex stainless steel, high temperature alloy steel, MONEL, INCONEL, Hastelloy, titanium alloy and other materials production capacity. The design capacity can reach 25,000 tons annually.