dfn蝶阀
阀体：cnc精加工 材质:ss304,316,316l 阀体尺寸可按要求定做低扭力，
连接方式：bs,sms,din 3a焊接，牙接和卡箍连接
阀芯：外表面精加工，精抛光ra≤0.6um 可按要求进行电解抛光和ptfe密封
手柄：外观美丽实用 拉出设计 根据要求设计从2-12定位
dfn butterfly valve
body: ss304.316.316l material out from precision cnc
milling machined.bodycan be changeable.
and low torque,bs,sms,din 3a weld and male/male end clamp end.
disk:our fromfull machined ,high polished.ra less than0.6ljm.9.smm and8*12mm.head for usa and europe required.electric polished and ptfe coating can be rress type.
from 2 position-12position,design for your width range and beautiful choice .