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零件名称Part name 阀体、阀盖 Body Bonnet 阀杆Valve Stem 阀瓣 Disc 密封面Sealing face 阀杆螺母Yokenut 填料Packing 紧固件Fasteher NKJ61H-C型 25或WCB 铬不锈钢Crstainmlessteel 铬不锈钢Crstainmlesssteel H:合金钢H:alloy steel 铝青铜AIbronze 膨胀复合石墨Expandingcompoundgraphlte 优质碳钢High-gradecarbonsteel NKJ61Y-l型 铬钼钢Cr.Mo steel 20CrlM01vA 或38CrMoAlA 12CrlMo 1VA Y:硬质合金Y:oarbide alloy 铬钼钢Cr.Mo steel
公称通径DN/mmNominaldiameter 公称压力PN/MPaNominalpressure 主要外形尺寸和连接尺寸/mmMain 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