QJZF-15-A50-1NC(4分)塑料头,QJZF-20-A50-1NC(6分)塑料头,耐高温蒸汽角座阀 QJZF-25-A50-1NC(1寸)塑料头,QJZF-25-A63-1NC(1寸)塑料头, QJZF-32-A63-1NC(1.2寸)塑料头,QJZF-40-A63-1NC(1.5寸)塑料头, QJZF-50-A63-1NC(2寸)塑料头,QJZF-50-A80-1NC(2寸)塑料头, QJZF-15-B50-1NC(4分)不锈钢头,QJZF-20-B50-1N(6分)不锈钢头, QJZF-25-B50-1NC(1寸)不锈钢头,QJZF-25-B63-1NC(1寸)不锈钢头, QJZF-32-B63-1NC(1.2寸)不锈钢头,QJZF-40-B63-1NC(1.5寸)不锈钢头, QJZF-50-B63-1NC(2寸)不锈钢头,QJZF-50-B80-1NC(2寸)不锈钢头, QJZF-15-C50-1NC(4分)不锈钢头,QJZF-20-C50-1N(6分)不锈钢头, QJZF-25-C50-1NC(1寸)不锈钢头,QJZF-25-C63-1NC(1寸)不锈钢头, QJZF-32-C63-1NC(1.2寸)不锈钢头,QJZF-40-C63-1NC(1.5寸)不锈钢头, QJZF-50-C63-1NC(2寸)不锈钢头,QJZF-50-C80-1NC(2寸)不锈钢头, QJZ-15-A50-1NC(4分)塑料头,QJZ-15-B50-1NC(4分)不锈钢头, QJZ-15-C50-1NC(4分)不锈钢头,