丝扣截止阀主要零件材料：序号NO.零件名称材质1阀体不锈钢CF8/CF8M2阀瓣不锈钢SS304/3163阀杆不锈钢SS3164阀盖不锈钢CF8/CF8MM5密封垫聚四氟乙烯PTFE6平垫不锈钢SS304/3167填料聚四氟乙烯PTFE8压环不锈钢SS304/3169压盖不锈钢CF8/CF8M10手轮ALUMINUMALLOY11铬牌ALUMINUMALLOY12螺母不锈钢304丝扣截止阀主要连接尺寸及重量单位；mmSIZE1/4"3/8"1/2"3/4"1"11/4"11/2"2"A1012152025324050D70707070809090100L6565658090105120140H85858595105125135155WT(g)340340350550870136018602670)