截止閥、節流閥系列產品; 進口截止閥、電動截止閥J941H/J961Y。氣動角座閥。黃銅截止閥J11W。鑄鐵截止閥J41TW。鑄鋼截止閥J41H。鍛鋼截止閥。不銹鋼截止閥J41W。鉻鉬鋼截止閥J41Y-100I。襯氟截止閥J41F4/J45F4。襯膠截上閥J41J/J45J。塑料截止閥J41F-6S、J11F-6S。絲口截止閥J11W。法蘭截止閥J41。日標截止閥J41W。德標截止閥。美標截止閥J41W。高壓截止閥J41H、對焊截止閥J61Y/J65Y/J64H。高溫高壓截止閥。保溫截止閥BJ41H/BJ45。高溫截止閥J41Y/J61Y。Y形截止閥J45/J65Y。自密封截止閥J41W/J61W。波紋管截止閥WJ41/WJ44/WJ61H、保溫波紋管截止閥BWJ41W。節流閥、高壓節流閥、截止節流平衡閥。氧氣截止閥JY41W。真空隔離截止閥NKJ41H/44H/J61。水封截止閥DS41H/DS61H。傘齒輪截止閥J541H。氨用截止閥J41B/J42B/J61B/J21B/J11B。角式截止閥J44H。高壓角式截止閥，液化氣截止閥J41F。天燃氣截止閥J41N。撞擊式大口徑截止閥。蒸汽截止閥。L41Y/L44Y/L46Y/L86Y/L87Y/L66Y/L67Y/L47Y。     

    閥體的材質有: 鑄鐵、鑄鋼、不銹鋼、鍛鋼、鉻鉬鋼、鉻鉬釩鋼。工作壓力1.6-32MPA美標從150LB-2500LB，日標從10K-64K。工作溫度-20℃- 550°C。閥門口徑從DN15-DN300。連接方式:法蘭、絲口或焊接。驅動方式:手動、電動、氣動、傘齒輪、正齒輪轉動。適用介質:水、油品、氣、蒸汽等。出自上海，“正材良工”，歡迎選購訂制。