国标法兰碳钢截止阀 GB Stainless Steel Globe Valve
很荣幸为您介绍碳钢截止阀，碳钢截止阀的启闭件是塞形的阀瓣,密封面呈平面或锥面,阀瓣沿流体的中心线作直线运动。阀杆的运动形式,有升降杆式(阀杆升降,手轮不升降),也有升降旋转杆式主要用途法兰连接的截止阀适用于公称压力PN1.6～16MPa,工作温度-29～550℃的石油、化工、制药、化肥、电力行业等各种工况的管路上,切断或接通管路。下面是温州市南桥阀门有限公司为您精选的国标截止阀系列碳钢法兰截止阀产品， J41H-16C,J41H-25C,J41H-40C,J41H-64C碳钢法兰截止阀拥有*的阀座，南桥阀门聚多年截止阀制造经验而设计，确保阀门密封，磨擦系数低，操作力矩小、多种阀座材料、适应范围广。开关无误
产品信息
国标法兰截止阀主要特点： Chief Feature
1.流线型，明杆带支架 1.Streamline outside screw and yoke
2.中法兰螺栓连接 2.Bolted bonnet
3.活套连接阀瓣 3.Loose disc
4.升降阀杆与手轮 4.Rising stem and hａnd wheel
5.支架与阀盖一体式 5.Yoke integral with bonnet
6.伞齿轮操作选配 6.Avail able with gear operator
7.标准法兰连接 7.Flanged ends
碳钢截止阀产品规范 Product Specification
| 产品规范 | 设计规范 | 结构长度 | 连接法兰 | 试验与检验 | 压力-温度 | 产品标识 | 供货规范 |
| GB/T12235 | GB/T12221 | JB/T79 | JB/T9092 | GB/T9131 | GB/T12220 | JB/T7928 |
碳钢截止阀主要零部件材料Main Part Material
| 零件名称 | 零部件材料 |
|
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| 阀体/阀盖 | WCB | ZGCr5Mo | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti | Body/Bonnet |
| 阀瓣 | WCB | 25Cr2MoV | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | Disk |
| 阀杆 | 2Cr13 | 25Cr2MoV | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | Stem |
| 填料 | 柔性石墨 | 聚四氟乙烯 | Packing | ||
| 垫片 | 18-8柔性石墨 | Gasket | |||
| 螺栓 | 35/35CrMo | 25Cr2MoV | 1Cr18Ni9Ti | 1Cr18Ni9 | Bolt |
| 适用温度 | -29~425℃ | -29~425℃ | -40~200℃ | -40~200℃ | SuitableTemp |
| 适用介质 | 水，油品，蒸汽 | 蒸汽，油品 | 硝酸类 | 醋酸类 |
|
碳钢截止阀主要外形和连接尺寸Main External And Connection
主要外形和连接尺寸Main External And Connection Dimension单位Unit：mm
| 产品型号 | 公称通径DN | PN1.6MPa | WT（kg） | ||||||||
| L | D | D1 | D2 | b | z-Фd | H | D0 | J41 | J941 | ||
| J41H-16C | 15 | 130 | 95 | 65 | 45 | 14 | 4-Ф14 | 218 | 120 | 4.8 | 5.2 |
| J41Y-16C | 20 | 150 | 105 | 75 | 55 | 14 | 4-Ф14 | 258 | 140 | 6.5 | 7.1 |
| J41B-16C | 25 | 160 | 115 | 85 | 65 | 14 | 4-Ф14 | 275 | 160 | 7.0 | 7.4 |
| J41W-16P | 32 | 180 | 135 | 100 | 78 | 15 | 4-Ф18 | 280 | 160 | 8.2 | 8.5 |
| J41Y-16P | 40 | 200 | 145 | 110 | 85 | 16 | 4-Ф18 | 330 | 200 | 11.0 | 12.5 |
| J41Y-16R | 50 | 230 | 160 | 125 | 100 | 16 | 4-Ф18 | 350 | 200 | 14.5 | 20 |
| J41Y-16I | 65 | 290 | 180 | 145 | 120 | 18 | 4-Ф18 | 380 | 240 | 21.5 | 25 |
| J941H-16C | 80 | 310 | 195 | 160 | 135 | 20 | 8-Ф18 | 400 | 240 | 27 | 35 |
| J941Y-16C | 100 | 350 | 215 | 180 | 155 | 20 | 8-Ф18 | 415 | 280 | 30 | 50 |
| J941B-16C | 125 | 400 | 245 | 210 | 185 | 22 | 8-Ф18 | 460 | 320 | 84 | 75 |
| J941W-16P | 150 | 480 | 280 | 240 | 210 | 24 | 8-Ф23 | 510 | 360 | 91 | 100 |
| J941Y-16P | 200 | 600 | 335 | 295 | 265 | 26 | 12-Ф23 | 710 | 360 | 148 | 210 |
| J941Y-16R | 250 | 730 | 405 | 355 | 320 | 30 | 12-Ф23 | 786 | 450 | 405 | 446 |
| J941Y-16I | 300 | 850 | 460 | 410 | 375 | 30 | 12-Ф23 | 925 | 500 | 610 | 648 |
