品牌
代理商厂商性质
上海市所在地
一、产品[国标钢制止回阀]的详细资料:
产品名称:国标钢制止回阀
二、执行标准:
类型 | 设计与制造 | 结构长度 | 法兰尺寸 | 压力温度 | 试验-检验 |
旋启式止回阀 | GB12236 | GB12221 | GB9113 | GB9131 | GB/T13927 |
升降式止回阀 | GB12235 |
三、压力试验:
公称压力 | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
强度试验 | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 | 24.0 |
水密封试验 | 1.8 | 2.8 | 4.4 | 7.0 | 11.0 | 18.0 |
气密封试验 | 0.5-0.7 |
四、主要零件材料及性能:
体、盖、板 | 阀杆 | 密封面 | 垫片 | 密封面 | 工作温度℃ | 适用介质 |
WCB | WCB | 1Cr13 | 增强柔性石墨 | 13Cr | ≤425 | 水蒸汽油品 |
WC6 | WC6 | ≤540 | ||||
WC9 | WC9 | ≤570 | ||||
ZGCr5Mo | ZGCr5Mo | ≤550 | ||||
ZG1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ≤200 | 硝酸类 | ||
ZG1Cr18Ni12Mo9Ti | ZG1Cr18Ni12Mo9Ti | ZG1Cr18Ni12Mo9Ti | ≤200 | 醋酸类 |
五、国标升降式止回阀:
六、国标钢制止回阀规格主要尺寸和重量:
1.6MPa | DN | L | D | D1 | D2 | b | n-Φd | H | W(kg) |
凸面法兰 16C | 15 | 130 | 95 | 65 | 45 | 14 | 4-14 | 58 | 2.0 |
20 | 150 | 105 | 75 | 55 | 14 | 4-14 | 63 | 2.7 | |
25 | 160 | 115 | 85 | 65 | 14 | 4-14 | 71 | 3.5 | |
32 | 180 | 135 | 100 | 78 | 16 | 4-18 | 84 | 5.4 | |
40 | 200 | 145 | 110 | 85 | 16 | 4-18 | 96 | 6.5 | |
50 | 230 | 160 | 125 | 100 | 16 | 4-18 | 115 | 9.1 | |
65 | 290 | 180 | 145 | 120 | 18 | 4-18 | 145 | 14 | |
80 | 310 | 195 | 160 | 135 | 20 | 8-18 | 156 | 25 | |
100 | 350 | 215 | 180 | 155 | 20 | 8-18 | 170 | 40 | |
125 | 400 | 245 | 210 | 185 | 22 | 8-18 | 201 | 56 | |
150 | 480 | 280 | 240 | 210 | 24 | 8-23 | 238 | 90 | |
2.5MPa | 15 | 130 | 95 | 65 | 45 | 16 | 4-14 | 60 | 4 |
凸面法兰 25 | 20 | 150 | 105 | 75 | 55 | 16 | 4-14 | 64 | 5 |
25 | 160 | 115 | 85 | 65 | 16 | 4-14 | 68 | 6 | |
32 | 180 | 135 | 100 | 78 | 18 | 4-18 | 79 | 9 | |
40 | 200 | 145 | 110 | 85 | 18 | 4-18 | 98 | 12 | |
50 | 230 | 160 | 125 | 100 | 20 | 4-18 | 110 | 16 | |
65 | 290 | 180 | 145 | 120 | 22 | 8-18 | 160 | 24 | |
80 | 310 | 195 | 160 | 135 | 22 | 8-18 | 170 | 31 | |
100 | 350 | 230 | 190 | 160 | 24 | 8-23 | 195 | 45 | |
125 | 400 | 270 | 220 | 188 | 28 | 8-25 | 225 | 68 | |
150 | 480 | 300 | 250 | 210 | 30 | 8-25 | 255 | 100 | |
4.0MPa | DN | L | D | D1 | D2 | b | n-d | H | 重量 |
凹凸法兰 40 | 15 | 130 | 95 | 65 | 40 | 16 | 4-14 | 100 | 4 |
20 | 150 | 105 | 75 | 51 | 16 | 4-14 | 105 | 5 | |
25 | 160 | 115 | 85 | 58 | 16 | 4-14 | 120 | 6 | |
32 | 180 | 135 | 100 | 66 | 18 | 4-18 | 130 | 9 | |
40 | 200 | 145 | 110 | 76 | 18 | 4-18 | 135 | 12 | |
50 | 230 | 160 | 125 | 88 | 20 | 4-18 | 149 | 15 | |
65 | 290 | 180 | 145 | 110 | 22 | 8-18 | 164 | 18 | |
80 | 310 | 195 | 160 | 121 | 22 | 8-18 | 169 | 25 | |
100 | 350 | 230 | 190 | 150 | 24 | 8-23 | 194 | 35 | |
125 | 400 | 270 | 220 | 176 | 28 | 8-25 | 225 | 65 | |
150 | 480 | 300 | 250 | 204 | 30 | 8-25 | 255 | 100 | |
15 | 210 | 105 | 75 | 40 | 18 | 4-14 | 100 | 7 | |
凹凸法兰 64 | 20 | 230 | 125 | 90 | 51 | 20 | 4-18 | 110 | 11 |
25 | 230 | 135 | 100 | 58 | 22 | 4-18 | 125 | 13 | |
32 | 260 | 150 | 110 | 66 | 24 | 4-23 | 152 | 14 | |
40 | 260 | 165 | 125 | 76 | 24 | 4-23 | 168 | 20 | |
50 | 300 | 175 | 135 | 88 | 26 | 4-23 | 170 | 23 | |
65 | 340 | 200 | 160 | 110 | 28 | 823 | 188 | 37 | |
80 | 380 | 210 | 170 | 121 | 30 | 8-23 | 205 | 46 | |
100 | 430 | 250 | 200 | 150 | 32 | 8-25 | 230 | 68 | |
125 | 500 | 295 | 240 | 176 | 36 | 8-30 | 245 | 93 | |
150 | 550 | 340 | 280 | 204 | 38 | 8-34 | 265 | 120 | |
15 | 210 | 105 | 75 | 40 | 20 | 4-14 | 100 | 7 | |
凹凸法兰 100 | 20 | 230 | 125 | 90 | 51 | 22 | 4-18 | 110 | 11 |
25 | 230 | 135 | 100 | 58 | 24 | 4-18 | 125 | 13 | |
32 | 260 | 150 | 110 | 66 | 24 | 4-23 | 140 | 14 | |
40 | 260 | 165 | 125 | 76 | 26 | 4-23 | 168 | 25 | |
50 | 300 | 195 | 145 | 88 | 28 | 4-25 | 170 | 28 | |
65 | 340 | 200 | 170 | 110 | 32 | 8-25 | 188 | 42 | |
80 | 380 | 230 | 180 | 121 | 34 | 8-25 | 205 | 65 | |
100 | 430 | 265 | 210 | 150 | 38 | 8-30 | 230 | 95 | |
125 | 500 | 310 | 250 | 176 | 42 | 8-34 | 245 | 115 | |
150 | 550 | 350 | 290 | 204 | 46 | 12-34 | 265 | 142 |