美標鑄鋼截止閥J41H-150LB
水封/真空截止閥DS/J61H-25C
焊接截止閥/節流閥JL61H-100V
鍛鋼截止閥/節流閥J41H/JL11H
絲口截止閥J11H-16C
鍛鋼法蘭截止閥J41H-16C
鍛鋼低溫法蘭截止閥DJ41H/Y-16C
保溫截止閥BJ45H
法蘭截止閥
低溫截止閥DJ41Y/W-16-40C/P/R
外螺紋不銹鋼截止閥J21W-16C6L
螺紋鋼制截止閥J21H/W-25C
外螺紋截止閥J21H/W-160P/R
電站截止閥J61H/Y-100-320V
抗生素截止閥
波紋管截止閥WJ41H/W-16-40C/P
柱塞截止閥JU40HX-16G
鑄鐵法蘭截止閥J41T-10/16
不銹鋼截止閥J41W-16P
燃氣專(zhuān)用截止閥J41N-40C
鑄鋼法蘭截止閥J41H-16/25C
節流截止放空閥FJ41Y-16-160C
保溫夾套直流式截止閥BJ45H/Y/W-16C
國標截止閥J41H/Y-16-160C/P
鍛鋼截止閥