产品概述 
  不锈钢球阀只需要用旋转90度的操作和很小的转动力矩就能关闭严密。完全平等的阀体内腔为介质提供了阻力很小、直通的流道。球阀的主要特点是本身结构紧凑,易于操作和维修,适用于水、溶剂、酸和天然气等一般工作介质,而且还适用于工作条件恶劣的介质,如氧气过氧化氢,甲烷和乙烯等。球阀阀体可以是整体的,也可以是组合式的。 本类阀门在管道中一般应当水平安装。上海上球阀门制造有限公司不锈钢球阀分类:不锈钢气动球阀,不锈钢电动球阀,不锈钢手动球阀。不锈钢球阀材质分为304,316,321不锈钢球阀。 
性能参数 
Q41H不锈钢硬密封球阀产品性能规范: 
| 
 公称压力(PN)  | 
 1.6  | 
 2.5  | 
 4.0  | 
 6.4  |  
| 
 壳体试验压力  | 
 2.4  | 
 3.8  | 
 6.0  | 
 9.6  |  
| 
 密封试验(液)  | 
 1.8  | 
 25.8  | 
 4.4  | 
 7.0  |  
| 
 密封试验(气)  | 
 0.5~0.7  |  
| 
 适用介质  | 
  C      P     R 水、油品、蒸汽   硝酸类  醋酸类  |  
| 
 适用温度  | 
 ≤200  |    
Q41H不锈钢硬密封球阀主要堆零件材料: 
| 
 名称  | 
 WCB类  | 
 CF8类  | 
 CF3类  | 
 CF8M类  | 
 CF3M类  |  
| 
 阀体左体  | 
 A216-WCB  | 
 A315-CFB  | 
 A35-CF3  | 
 A351-CF8M  | 
 A351-CF3M  |  
| 
 球体  | 
 B2-B8  | 
 A105-1025  | 
 A182-F304L  | 
 A182-F304L  | 
 A132-F316  | 
 A182-F316L  |  
| 
 B8以上  | 
 A216-WCB  | 
 A351-CF8M  | 
 A351-CF3  | 
 A351-CF8M  | 
 A351-CF3M  |  
| 
 阀杆  | 
 A182-F6a  | 
 A182-F304  | 
 A182-F304L  | 
 A182-F336  | 
 A182-F316L  |  
| 
 阀座  | 
 -  | 
 PTFE/增强PTFE/NYLIN  |  
| 
 阀座支承圈  | 
 A105-1025  | 
 A182-F304  | 
 A182-F304L  | 
 A182-F316  | 
 A182-F316L  |  
| 
 弹簧  | 
 -  | 
 3yc-7/17-49H  |  
| 
 O型圈  | 
 NBR  | 
 氟橡胶  |  
| 
 螺柱  | 
 A193-B7  | 
 A193-B8  |  
| 
 螺母  | 
 A194-2H  | 
 A194-8  |    
Q41H不锈钢硬密封球阀150Lb外形尺寸和连尺寸: 
| 
 公称通径  | 
 单位  | 
 L  | 
 D  | 
 T  | 
 G  | 
 C  | 
 n-Φd  | 
 W  | 
 H  |  
| 
 in  | 
 mm  |  
| 
 1/2″  | 
 15  | 
 ㎜  | 
 108  | 
 89  | 
 12  | 
 35  | 
 60.5  | 
 4-15  | 
 115  | 
 72  |  
| 
 in  | 
 4.25  | 
 3.5  | 
 0.47  | 
 1.38  | 
 2.38  | 
 4-0.59  | 
 4.53  | 
 28.3  |  
| 
 3/4″  | 
 20  | 
 ㎜  | 
 117  | 
 98  | 
 12  | 
 43  | 
 70  | 
 4-15  | 
 115  | 
 76  |  
| 
 in  | 
 4.61  | 
 3.86  | 
 0.47  | 
 2  | 
 3.13  | 
 4-0.59  | 
 5.9  | 
 3.62  |  
| 
 1″  | 
 25  | 
 ㎜  | 
 127  | 
 108  | 
 12  | 
 51  | 
 79.5  | 
 4-15  | 
 150  | 
 92  |  
| 
 in  | 
 5  | 
 4.25  | 
 0.47  | 
 2  | 
 3.13  | 
 4-0.59  | 
 5.9  | 
 3.62  |  
| 
 1-1/2″  | 
 40  | 
 ㎜  | 
 165  | 
 127  | 
 14.3  | 
 73  | 
 89.5  | 
 4-16  | 
 200  | 
 123  |  
| 
 in  | 
 6.5  | 
 5  | 
 0.56  | 
 2.88  | 
 3.88  | 
 4-0.62  | 
 7.87  | 
 4.84  |  
| 
 2″  | 
 50  | 
 ㎜  | 
 178  | 
 152  | 
 15.9  | 
 92  | 
 120.5  | 
 4-19  | 
 200  | 
 132  |  
| 
 in  | 
 7  | 
 6.00  | 
 0.625  | 
 3.62  | 
 4.75  | 
 4-0.75  | 
 7.87  | 
 5.20  |  
| 
 2-1/2″  | 
 65  | 
 ㎜  | 
 190  | 
 178  | 
 17.5  | 
 105  | 
 139.5  | 
 4-19  | 
 320  | 
 164  |  
| 
 in  | 
 7.5  | 
 7  | 
 0.69  | 
 1.12  | 
 5.50  | 
 4-0.75  | 
 12.6  | 
 6.45  |  
| 
 3″  | 
 80  | 
 ㎜  | 
 203  | 
 190  | 
 19.1  | 
 127  | 
 152.4  | 
 4-19  | 
 320  | 
 173  |  
| 
 in  | 
 8  | 
 7.50  | 
 0.75  | 
 5  | 
 6  | 
 4-0.75  | 
 12.6  | 
 8.6  |  
| 
 4″  | 
 100  | 
 ㎜  | 
 229  | 
 229  | 
 23.9  | 
 157  | 
 190.5  | 
 4-19  | 
 450  | 
 210  |  
| 
 in  | 
 9  | 
 9  | 
 0.94  | 
 6.19  | 
 7.5  | 
 4-0.75  | 
 17.72  | 
 8.26  |  
| 
 6″  | 
 150  | 
 ㎜  | 
 394  | 
 279  | 
 26  | 
 216  | 
 241.5  | 
 8-22  | 
 8000  | 
 288  |  
| 
 in  | 
 15.5  | 
 10.98  | 
 1.02  | 
 8.5  | 
 9.50  | 
 8-0.88  | 
 31.5  | 
 1.34  |  
| 
 8″  | 
 200  | 
 ㎜  | 
 457  | 
 343  | 
 29  | 
 270  | 
 298.5  | 
 8-22  | 
 1120  | 
 374  |  
| 
 in  | 
 18.00  | 
 13.50  | 
 1.12  | 
 10.62  | 
 11.75  | 
 8-0.88  | 
 44.10  | 
 14, .72  |  
| 
 10″  | 
 250  | 
 ㎜  | 
 533  | 
 406  | 
 31  | 
 324  | 
 362  | 
 12-25  | 
 1420  | 
 366  |  
| 
 in  | 
 20.98  | 
 16  | 
 1.2  | 
 12.75  | 
 14.75  | 
 12-1  | 
 55.12  | 
 14.40  |  
| 
 12″  | 
 300  | 
 ㎜  | 
 610  | 
 483  | 
 32  | 
 381  | 
 432  | 
 12-25  | 
 1420  | 
 412  |  
| 
 in  | 
 24  | 
 19  | 
 1.26  | 
 15  | 
 17  | 
 12-1  | 
 55.12  | 
 16.22  |    
Q41H不锈钢硬密封球阀300Lb外形尺寸和连接尺寸: 
| 
 公称通径  | 
 单位  | 
 L  | 
 D  | 
 T  | 
 G  | 
 C  | 
 n-Φd  | 
 W  | 
 H  |  
| 
 in  | 
 mm  |  
| 
 1/2″  | 
 15  | 
 ㎜  | 
 140  | 
 95  | 
 15  | 
 35  | 
 66.5  | 
 4-15  | 
 115  | 
 72  |  
| 
 in  | 
 5.51  | 
 3.74  | 
 0.59  | 
 1.38  | 
 2.62  | 
 4-0.59  | 
 4.53  | 
 28.3  |  
| 
 3/4″  | 
 20  | 
 ㎜  | 
 152  | 
 117  | 
 16  | 
 43  | 
 82.5  | 
 4-19  | 
 115  | 
 76  |  
| 
 in  | 
 5.98  | 
 4.61  | 
 0.62  | 
 1.69  | 
 3.25  | 
 4-0.75  | 
 4.53  | 
 29.9  |  
| 
 1″  | 
 25  | 
 ㎜  | 
 165  | 
 124  | 
 18  | 
 51  | 
 89  | 
 4-19  | 
 150  | 
 92  |  
| 
 in  | 
 6.5  | 
 4.9  | 
 0.71  | 
 2  | 
 3.5  | 
 4-0.75  | 
 5.9  | 
 3.62  |  
| 
 1-1/2″  | 
 40  | 
 ㎜  | 
 190  | 
 156  | 
 20.7  | 
 73  | 
 114.5  | 
 4-22  | 
 200  | 
 123  |  
| 
 in  | 
 7.5  | 
 6.12  | 
 0.81  | 
 2.88  | 
 4.51  | 
 4-0.88  | 
 7.87  | 
 4.84  |  
| 
 2″  | 
 50  | 
 ㎜  | 
 216  | 
 165  | 
 22.3  | 
 92  | 
 127  | 
 8-19  | 
 200  | 
 132  |  
| 
 in  | 
 8.5  | 
 6.5  | 
 0.88  | 
 3.62  | 
 5  | 
 8-0.75  | 
 7.87  | 
 5.20  |  
| 
 2-1/2″  | 
 65  | 
 ㎜  | 
 241  | 
 190  | 
 25.4  | 
 105  | 
 149  | 
 8-22  | 
 320  | 
 164  |  
| 
 in  | 
 9.5  | 
 7.5  | 
 1  | 
 4.12  | 
 5.87  | 
 8-0.88  | 
 12.6  | 
 6.45  |  
| 
 3″  | 
 80  | 
 ㎜  | 
 283  | 
 210  | 
 28.5  | 
 127  | 
 168.5  | 
 8-22  | 
 320  | 
 173  |  
| 
 in  | 
 11.25  | 
 8.25  | 
 1012  | 
 5  | 
 6.62  | 
 8-0.88  | 
 12.6  | 
 6.8  |  
| 
 4″  | 
 100  | 
 ㎜  | 
 305  | 
 254  | 
 31.8  | 
 157  | 
 200  | 
 8-22  | 
 450  | 
 210  |  
| 
 in  | 
 12  | 
 10  | 
 1.25  | 
 6.19  | 
 7.88  | 
 8-0.88  | 
 17.72  | 
 8.26  |  
| 
 6″  | 
 150  | 
 ㎜  | 
 403  | 
 318  | 
 36.6  | 
 216  | 
 270  | 
 12-22  | 
 1120  | 
 336  |  
| 
 in  | 
 15.875  | 
 12.5  | 
 1.44  | 
 8.5  | 
 10.62  | 
 12-0.88  | 
 44.10  | 
 13.23  |  
| 
 8″  | 
 200  | 
 ㎜  | 
 502  | 
 381  | 
 42  | 
 270  | 
 330  | 
 12-25  | 
 1420  | 
 385  |  
| 
 in  | 
 19.76  | 
 15  | 
 16.5  | 
 10.62  | 
 12.99  | 
 12-1  | 
 55.12  | 
 15.16  |  
| 
 10″  | 
 250  | 
 ㎜  | 
 568  | 
 444  | 
 48  | 
 324  | 
 387.5  | 
 16-29  | 
 1420  | 
 370  |  
| 
 in  | 
 22.36  | 
 17.50  | 
 1.89  | 
 12.75  | 
 15.25  | 
 16-1.12  | 
 55.12  | 
 14.56  |    
   
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