เกี่ยวกับ วาล์วประตูทองเหลือง1นิ้ว
321 gate valve 1 inch brass products are offered for sale by suppliers on Alibaba.com, of which gate valves accounts for 17%, safety valves accounts for 4%, and check valves accounts for 4%.
Gate valve 1 inch brass products are most popular in United States, Germany, and Canada.