产品描述:上海阀门—安全阀: 进口阀门、德国阀门、日本阀门、A21F-16C、A21H-16C、A21W-16P、A21Y-16R弹簧微启式外螺纹安全阀。-A28Y带手柄弹簧全启式安全阀。AY42H安全溢流阀。WA42Y-16/25/40/64/100波纹管平衡式安全阀。A48Y带扳手弹簧全启式安全阀。A47H带扳手弹簧微启式安全阀。TA40Y带散热器弹簧全启式安全阀。GA41H单杠杆安全阀。A42Y弹簧全启封闭式安全阀。A42Y弹簧全启封闭式高压安全阀。A41H弹簧微启封闭式安全阀。A41H弹簧微启封闭式安全阀。A41Y-160弹簧微启封闭式高压安全阀。A61H-160、A61Y-320、A61Y-160P、A61Y-320P弹簧微启式安全阀。A21W-16/40/64/100/160不锈钢微启式安全阀。YFA48Y-16C/40I/64V/100V高温高压安全阀。AQ系列空压机安全阀。GA49H-4 DN25脉冲式安全阀。AHN42F-P18平行式安全回流阀。A42Y-1000全启式超高压安全阀。GA44H-16C/25/40 GA44H-64双杠杆安全阀。A38Y-16C/25/40、A43H-16C/25/40、A37H-16C/25/40双联弹簧式安全阀。AH42F