產品類型 Product type	殼體強度試驗/MPa Sheli strangth test	上密封試驗/MPa Back seal test	密封試驗/MPa Seal test	適用介質 Applicable medium	適用溫度/℃ Applicable temperature
NKJ61H-40	6.O	4.4	4.4	水、蒸汽、空氣 Water、Steam、Air	≤425
NKJ61H-64	96	7.O	7.O
NKJ61H-100	15.O	11.0	11.O
NKJ61Y-40l	6.O	4.4	4.4	水、蒸汽、空氣 Water、Steam、Air	≤550
NKJ61Y-64l	9.6	7.0	7.O
NKJ61Y-1OOI	15.O	11.O	11.O

·真空截止閥主要零件材料 Material for Main Parts

零件名稱 Part name	閥體、閥蓋 Body Bonnet	閥桿 Valve Stem	閥瓣 Disc	密封面 Sealing face	閥桿螺母 Yokenut	填料 Packing	緊固件 Fasteher
NKJ61H-C型	25或WCB	鉻不銹鋼 Crstain mless teel	鉻不銹鋼 Crstain mless steel	H：合金鋼 H：alloy steel	鋁青銅 AI bronze	膨脹復合石墨 Expanding compound graphlte	優(yōu)質碳鋼 High-grade carbon steel
NKJ61Y-l型	鉻鉬鋼 Cr.Mo steel	20CrlM01vA 或38CrMoAlA	12CrlMo 1VA	Y：硬質合金 Y:oarbide alloy			鉻鉬鋼 Cr.Mo steel

·真空隔離截止閥

·真空截止閥主要尺寸及重量 Main dimensions and weight 公稱通徑 DN/mm Nominal diameter 公稱壓力 PN/MPa Nominal pressure   主要外形尺寸和連接尺寸/mm Main extemal and connectingd mensions L H D D0 D1 L1 α W 1O 4.0 130 245 36 11 18.4 1O - 120 15 130 245 36 16 22.5 1O - 120 20 150 265 44 21 28.5 11 - 160 25 160 270 48 26 34.5 12 - 200 32 180 285 48 34 - - 37o30' 200 40 200 320 55 40 - - 37o30' 240 50 230 365 64 48 - - 37o30' 320 65 290 41O 82 66 - - 37o30' 300 80 31O 430 95 78 - - 37o30' 300 100 350 470 117 1OO - - 37o30' 350 125 400 500 143 126 - - 37o30' 350 150 480 533 167 150 - - 37o30' 400 1O 6.4 130 245 36 1O 18.4 1O - 120 15 130 245 36 15 22.5 1O - 120 20 150 265 44 20 28.5 11 - 160 25 160 270 48 25 34.5 12 - 200 32 180 280 48 33 - - 37o30' 200 40 200 320 55 39 - - 37o30' 240 50 230 365 64 48 - - 37o30' 320 65 290 41O 82 65 - - 37o30' 320 80 31O 430 95 76 - - 37o30' 360 100 350 470 117 98 - - 37o30' 400 125 480 500 143 123 - - 37o30' 400 150 480 533 167 148 - - 37o30' 500 1O 10.O 130 245 36 1O 18.4 1O - 120 15 130 245 36 14 22.5 1O - 120 20 150 265 44 20 28.5 11 - 160 25 160 270 48 25 34.5 12 - 200 32 180 285 48 32 - - 37o30' 200 40 200 320 55 38 - - 37o30' 240 50 230 355 64 48 - - 37o30' 320 65 290 41O 82 63 - - 37o30' 320 80 31O 430 95 74 - - 37o30' 360 1OO 350 470 117 97 - - 37o30' 400 125 400 500 143 123 - - 37o30' 400 150 480 533 167 148 - - 37o30' 500 注：PN4.0(40)閥門允許作為PN1.0(10)、PN1.6(16)、PN2.5(25)壓力級選用