佛山304不锈钢法兰截止阀J41W-16P 轻型中型手动双向截止阀DN100 ¥870.00 工厂直供国标不锈钢法兰软密封截止阀 304,316不锈钢截止阀J41W-16P ¥240.00 304截止阀J41W-16P 双喆不锈钢法兰截止阀 DN125 150国标截止阀 ¥1170.00 国标J41W-16P不锈钢截止阀DN200 蒸汽法兰式截止阀 ¥2450.00 GB手动不锈钢法兰截止阀J41W-16P 材质304 316L佛山双喆 ¥340.00 CF8国标手动304不锈钢截止阀 316材质J41W-16P不锈钢法兰截止阀 ¥160.00