二、阀门结构型式:
产品类型 | 壳体强度试验/MPa | 上密封试验/MPa | 密封试验/MPa | 适用介质 | 适用温度/℃ |
NKJ61H-40 | 6.0 | 4.4 | 4.4 | 水、蒸汽、空气 | ≤425 |
NKJ61H-64 | 96 | 7.0 | 7.0 |
NKJ61H-100 | 15.0 | 11.0 | 11.0 |
NKJ61Y-40l | 6.0 | 4.4 | 4.4 | 水、蒸汽、空气 | ≤550 |
NKJ61Y-64l | 9.6 | 7.0 | 7.0 |
NKJ61Y-1OOI | 15.O | 11.O | 11.0 |
三、主要零件材料:
零件名称 | 阀体、阀盖 | 阀杆 | 阀瓣 | 密封面 | 阀杆螺母 | 填料 | 紧固件 |
NKJ61H-C型 | 25或WCB | 铬不锈钢 | 铬不锈钢 | H:合金钢 | 铝青铜 | 膨胀复合石墨 | 优质碳钢 |
NKJ61Y-l型 | 铬钼钢 | 20CrlM01vA 或38CrMoAlA | 12CrlMo 1VA | Y:硬质合金 | 铬钼钢 |
四、主要外形连接尺寸:
公称通径 DN/mm | 公称压力 PN/MPa | 主要外形尺寸和连接尺寸/mm |
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 |
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