h41, h41h, h41h-100, h41h-16, h41w, h41w-16p, hh49x, j41, j41h, j41h 16, j41h 16c, j41h-16c截止阀, j41w, j41w 16r, j41w-16, j41w-16p, j41y, q341f, q347f, q41, q41h, q41h-16, q41h-16p, 式止回阀, 微阻缓闭蝶式止回阀, 截止阀, 止回阀, 球阀, 球阀结构, 缓闭蝶式止回阀, 蝶式止回阀, 蝶阀|
2020-09-21|
Post by: ervingonzalezlc
15个常见阀门型号相关问题解释
j41h-16c截止阀材料是什么? j41h-16c中的h表示其密封材质为Cr13不锈钢，c表示阀体材质为碳钢。