| |  | A47H、A47Y带扳手 | | 型号:A47H、A47Y | | 口径:DN20-DN300 | | 压力:1.6mpa-6.4mpa | | 材质:碳钢 |  | | |  | A42Y弹簧全启封闭式高 | | 型号:A42Y | | 口径:DN15-DN50 | | 压力:1.6mpa-16.0mpa | | 材质:碳钢，不锈钢 | | |
|  | A42Y弹簧全启封闭式安 | | 型号:A42Y | | 口径:DN20-DN150 | | 压力:1.6mpa-32.0mpa | | 材质:碳钢，不锈钢 | | | |  | A41Y弹簧微启封闭式高 | | 型号:A41Y | | 口径:DN10-DN50 | | 压力:16.0mpa-32.0mpa | | 材质:碳钢，不锈钢 | | | |  | A41H、A41Y弹簧微 | | 型号:A41H、A41Y | | 口径:DN20-DN250 | | 压力:1.6mpa-32.0mpa | | 材质:碳钢 | | | |  | A38Y双联弹簧式安全阀 | | 型号:A38Y | | 口径:DN50-DN150 | | 压力:1.6mpa-6.4mpa | | 材质:碳钢，不锈钢 | | | |  | A37H、A43H双联弹 | | 型号:A37H、A43H | | 口径:DN50-DN150 | | 压力:1.6mpa-6.4mpa | | 材质:碳钢，不锈钢 | | | |  | A28H、A28Y弹簧全 | | 型号:A28H、A28Y | | 口径:DN15-DN80 | | 压力:1.6mpa-6.4mpa | | 材质:铸钢，不锈钢 | | | |  | A27H、A27Y弹簧微 | | 型号:A27H、A27Y | | 口径:DN15-DN80 | | 压力:1.6mpa-6.4mpa | | 材质:碳钢，不锈钢 | | | |  | A21H、A21Y弹簧微 | | 型号:A21H、A21Y | | 口径:DN15-DN300 | | 压力:1.6mpa-32.0mpa | | 材质:碳钢，不锈钢 | | |
