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微信: 0086 19957739234
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地址:浙江省温州市瓯北镇和一工业区
详细介绍
美标双瓣止回阀
标准 Standard
| 结构形式 Structural formation | 双瓣旋启式止回阀 Dual-disc swing type check valve |
| 设计标准 Design standard | API 594 |
| 结构长度Face to face | ASME B16.0 |
| 连接法兰Flanged ends | ASMEB16.5 |
| 试验和检验Test & inspection | API 598 |
主要零件材料 Major Parts Material Form
| 序号No. | 零件名称Part name | 材质 Material |
| 1 | 阀体Body | ASTM A216-WCB. ASTM A351 -CF8、CF8M、CF8C、CF3、CF3M |
| 2 | 阀瓣Disc | ASTM A216-WCB、ASTM A351 -CF8、CF8M、CF8C、CF3、CF3M |
| 3 | 销轴Pivot | ASTM A182Gr.F6a、ASTMA182F22、ASTM A182-F304. F316、F321、F304L、F316L |
| 4 | 弹簧Spring | AISI9260、AISI 6150s ASTM A182-F304s F316、F321s F304L、F316L |
主要外形尺寸及重量Main Size of Outside & Weight
| Class | DN (mm) | NPT (in) | 尺寸 Dimensions(mm) | 重量 (kg) | |
| L | D | ||||
| 150 | 50 | 2 | 60 | 103 | 2 |
| 65 | 21/2 | 67 | 122 | 3.2 | |
| 80 | 3 | 73 | 135 | 4 | |
| 100 | 4 | 73 | 173 | 6 | |
| 125 | 5 | 86 | 196 | 9 | |
| 150 | 6 | 98 | 222 | 12 | |
| 200 | 8 | 127 | 279 | 22 | |
| 250 | 10 | 146 | 339 | 38 | |
| 300 | 12 | 181 | 409 | 54 | |
| 350 | 14 | 184 | 450 | 80 | |
| 400 | 16 | 191 | 514 | 118 | |
| 450 | 18 | 203 | 549 | 210 | |
| 500 | 20 | 219 | 606 | 240 | |
| 600 | 24 | 222 | 717 | 410 | |
| 300 | 50 | 2 | 60 | 110 | 3.5 |
| 65 | 2V2 | 67 | 148 | 5 | |
| 80 | 3 | 73 | 248 | 7 | |
| 100 | 4 | 73 | 180 | 10 | |
| 125 | 5 | 86 | 215 | 18.5 | |
| 150 | 6 | 98 | 250 | 19 | |
| 200 | 8 | 127 | 307 | 33 | |
| 250 | 10 | 146 | 361 | 54 | |
| 300 | 12 | 181 | 422 | 88 | |
| 350 | 14 | 222 | 485 | 128 | |
| 400 | 16 | 232 | 539 | 169 | |
| 600 | 50 | 2 | 60 | 110 | 3.5 |
| 65 | 21/2 | 67 | 129 | 5 | |
| 80 | 3 | 73 | 148 | 7 | |
| 100 | 4 | 79 | 192 | 12 | |
| 125 | 5 | 105 | 240 | 22.5 | |
| 150 | 6 | 137 | 265 | 35 | |
| 200 | 8 | 165 | 319 | 45 | |
| 250 | 10 | 213 | 399 | 77 | |
| 300 | 12 | 229 | 456 | 110 | |
| 350 | 14 | 273 | 489 | 135 | |
| 400 | 16 | 305 | 562 | 163 | |
| 900 | 50 | 2 | 70 | 142 | 6.5 |
| 65 | 21/2 | 83 | 164 | 9 | |
| 80 | 3 | 83 | 167 | 14 | |
| 100 | 4 | 102 | 205 | 24 | |
| 150 | 6 | 159 | 288 | 43 | |
| 200 | 8 | 206 | 358 | 56 |
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