(王先生,号码的前三位186,中间三位316,后面五位44428)http://tiebapic.baidu.com/forum/w%3D580/sign=8f5b811b321f95caa6f592bef9167fc5/b8d495f2d7ca7bcb1217434aa9096b63f724a847.jpg?tbpicau=2024-12-14-05_7d872d443bfcd37a1b364a4252eea820特性:碳钢阀体(VCP2731B), RAL 7001上漆或304不锈钢阀体 (VCP2732B)*不锈钢的防腐蚀护罩 *阀体直径= 273mm (10 in); 356mm (14 in) zui大空气容积13,000m3/h (7,650 cfm)