免费会员 经销商
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免费会员 经销商
国标闸阀设计特性
| 序号 | 零配件 | 主要材质 |
| 1 | 阀体 | WCB CF8 CF8M CF3 CF3M |
| 2 | 阀瓣 | WCB+D507 CF8 CF8M CF3 CF3M |
| 3 | 阀座 | WCB+D507Mo 304 1Cr5Mo 12Cr1MoV |
| 4 | 阀杆 | 20Cr13 1Cr18Ni9 0Cr18Ni2Mo2Ti 20Cr1Mo1V 25Cr2MoV |
| 5 | 双头螺柱 | 35CrMo 0Cr18Ni9 0Cr17Ni12Mo2 25Cr2MoV |
| 6 | 六角螺母 | 45 35CrMo 25Cr2MoV 0Cr18Ni9 0Cr17Ni12Mo2 |
| 7 | 垫片 | 柔性石墨+不锈钢 |
| 8 | 上密封座 | 1Cr13 2Cr13 1Cr18Ni9 0Cr18Ni2Mo2Ti 20Cr1Mo1V 25Cr2MoV |
| 9 | 阀盖 | WCB CF8 CF8M CF3 CF3M |
| 10 | 填料 | 柔性石墨 |
| 11 | 填料压盖 | WCB CF8 CF8M CF3 CF3M |
| 12 | 阀杆螺母 | 铜合金 |
| 13 | 手轮 | KTH330-08 QT400-17 |
国标闸阀主要尺寸(1.6MPa) (mm)
| 尺寸 | Фd | L | D | D1 | D2 | z-Фd | |
| 1/2" | DN15 | 15 | 130 | 95 | 65 | 45 | 4-14 |
| 3/4" | DN20 | 20 | 150 | 105 | 75 | 55 | 4-14 |
| 1" | DN25 | 25 | 160 | 115 | 85 | 65 | 4-14 |
| 1-1/4" | DN32 | 32 | 180 | 135 | 100 | 78 | 4-18 |
| 1-1/2" | DN40 | 40 | 200 | 145 | 110 | 85 | 4-18 |
| 2" | DN50 | 50 | 250 | 160 | 125 | 100 | 4-18 |
| 2-1/2" | DN65 | 65 | 265 | 180 | 145 | 120 | 4-18 |
| 3" | DN80 | 80 | 280 | 195 | 160 | 135 | 8-18 |
| 4" | DN100 | 100 | 300 | 215 | 180 | 155 | 8-18 |
| 5" | DN125 | 125 | 325 | 245 | 210 | 185 | 8-18 |
| 6" | DN150 | 150 | 350 | 280 | 240 | 210 | 8-23 |
| 8" | DN200 | 200 | 400 | 335 | 295 | 265 | 12-23 |