船用铸铁法兰直角截止阀

JIS F7306 5K/7308 10K/F7310 16K上海工良阀门有限公司船用铸铁法兰直角截止阀
5K/10K/16K Marine Cast Iron Flanged Angle Stop Valves
JIS F7354 5K/F7376 10K/F7378 16K船用铸铁法兰直角截止止回阀
5K/10K/16K Marine Cast Iron Flanged Angle Stop Check Valves