HH46X-10C DN100法兰微阻缓闭蝶式止回阀
¥109.00
HH46X-10C DN150球墨铸铁微阻缓闭蝶式止回阀
¥109.00
HH46X-10C DN250不锈钢微阻缓闭式止回阀
¥109.00
HH46X-10C DN350球墨铸铁微阻缓闭蝶式止回阀
¥109.00