1. to determine the type of valve: gate valve, globe valve, ball valve, butterfly valve, throttle valve, safety valve, relief valve, steam traps, and so on.
⑥确定阀门的型式：闸阀、截止阀、球阀、蝶阀、节流阀、安全阀、减压阀、蒸汽疏水阀、等。
2. to determine the type of valve: gate valve, globe valve, ball valve, butterfly valve, throttle valve, safety valve, relief valve, steam traps, and so on.
⑥确定阀门的型式：闸阀、截止阀、球阀、蝶阀、节流阀、安全阀、减压阀、蒸汽疏水阀、等。
3. If the valve, the cut-off valve, throttle valve, butterfly valve, ball valve, balance valve, plunger valve, plug valves and so on.
如闸阀、截止阀、节流阀、蝶阀、球阀、平衡阀、柱塞阀、旋塞阀等。
4. Products has led valve, stop valve, throttle valve, ball valve, butterfly valve, check valve, control valve, such as the thousands of varieties.
主导产品有闸阀、截止阀、节流阀、球阀、蝶阀、止回阀、调节阀等几千个品种。
5. If the valve, the cut-off valve, throttle valve, butterfly valve, ball valve, balance valve, plunger valve, plug valves and so on.
如闸阀、截止阀、节流阀、蝶阀、球阀、平衡阀、柱塞阀、旋塞阀等。
