
【产品用途】
J41H、J41Y、J41W API美标截止阀的启闭件是圆柱形的阀瓣,密封面呈平面或锥面,阀瓣沿流体的中心线作直线运动。国标截止阀只适用于全开和全关,一般不用来调节流量,定做时允许作调节和节流。
【产品特点】
1、结构简单,制造和维修比较方便
2、工作行程小,启闭时间短
3、密封性好,密封面间磨擦力小,寿命较长
	
【执行标准】
设计标准BS1873 JIS B2071-2081
结构长度ANSI B16.10,JISB2002
配管法兰ANSI B16.5、JIS B2212-2214
对焊端尺寸ANSI B16.25
检验与试验API598、JIS B2003
传动方式 手动、电动、伞齿轮动
	
【性能参数】
| 
				 型号  | 
			
				 J41H-150LB~2500LB  | 
			
				 J41Y-150LB~2500LB  | 
			
				 J41W-150LB~2500LB  | 
		|
| 
				 工作压力(class)  | 
			
				 150LB~2500LB  | 
		|||
| 
				 适用温度(℃)  | 
			
				 ≤425  | 
			
				 ≤150  | 
		||
| 
				 适用介质  | 
			
				 水、蒸汽、油品  | 
			
				 弱腐蚀性介质  | 
		||
| 
				 材料  | 
			
				 阀体、阀盖  | 
			
				 碳素钢  | 
			
				 铬镍钛不锈钢  | 
		|
| 
				 阀杆  | 
			
				 铬不锈钢  | 
			
				 铬镍钛不锈钢  | 
		||
| 
				 密封面  | 
			
				 堆焊铁基合金  | 
			
				 堆焊硬基合金  | 
			
				 本体材料  | 
		|
| 
				 填料  | 
			
				 石棉石墨、柔性石墨、聚四氟乙烯  | 
		|||
	
【主要外形和连接尺寸】
| 
				 DN  | 
			
				 L  | 
			
				 D  | 
			
				 D1  | 
			
				 D2  | 
			
				 b  | 
			
				 Z-Φd  | 
			
				 H  | 
			
				 D0  | 
		
| 
				 150Lb  | 
		||||||||
| 
				 15  | 
			
				 108  | 
			
				 90  | 
			
				 60.5  | 
			
				 35  | 
			
				 10  | 
			
				 4-15  | 
			
				 241  | 
			
				 125  | 
		
| 
				 20  | 
			
				 117  | 
			
				 100  | 
			
				 70  | 
			
				 43  | 
			
				 11  | 
			
				 4-15  | 
			
				 241  | 
			
				 125  | 
		
| 
				 25  | 
			
				 127  | 
			
				 110  | 
			
				 79.5  | 
			
				 51  | 
			
				 12  | 
			
				 4-15  | 
			
				 242  | 
			
				 125  | 
		
| 
				 32  | 
			
				 140  | 
			
				 120  | 
			
				 89  | 
			
				 63  | 
			
				 13  | 
			
				 4-15  | 
			
				 280  | 
			
				 160  | 
		
| 
				 40  | 
			
				 165  | 
			
				 130  | 
			
				 98.5  | 
			
				 73  | 
			
				 15  | 
			
				 4-15  | 
			
				 286  | 
			
				 160  | 
		
| 
				 50  | 
			
				 203  | 
			
				 150  | 
			
				 120.5  | 
			
				 92  | 
			
				 16  | 
			
				 4-19  | 
			
				 368  | 
			
				 200  | 
		
| 
				 65  | 
			
				 216  | 
			
				 180  | 
			
				 139.5  | 
			
				 105  | 
			
				 18  | 
			
				 4-19  | 
			
				 387  | 
			
				 200  | 
		
| 
				 80  | 
			
				 241  | 
			
				 190  | 
			
				 152.5  | 
			
				 127  | 
			
				 19  | 
			
				 4-19  | 
			
				 411  | 
			
				 250  | 
		
| 
				 100  | 
			
				 292  | 
			
				 230  | 
			
				 190.5  | 
			
				 157  | 
			
				 24  | 
			
				 8-19  | 
			
				 454  | 
			
				 250  | 
		
| 
				 125  | 
			
				 356  | 
			
				 255  | 
			
				 216  | 
			
				 186  | 
			
				 24  | 
			
				 8-22  | 
			
				 455  | 
			
				 355  | 
		
| 
				 150  | 
			
				 406  | 
			
				 280  | 
			
				 241.5  | 
			
				 216  | 
			
				 26  | 
			
				 8-22  | 
			
				 541  | 
			
				 355  | 
		
| 
				 200  | 
			
				 495  | 
			
				 345  | 
			
				 298.5  | 
			
				 270  | 
			
				 29  | 
			
				 8-22  | 
			
				 651  | 
			
				 450  | 
		
| 
				 250  | 
			
				 622  | 
			
				 405  | 
			
				 362  | 
			
				 324  | 
			
				 31  | 
			
				 12-25  | 
			
				 800  | 
			
				 450  | 
		
| 
				 300  | 
			
				 698  | 
			
				 485  | 
			
				 432  | 
			
				 381  | 
			
				 32  | 
			
				 12-25  | 
			
				 1231  | 
			
				 500  | 
		
| 
				 350  | 
			
				 787  | 
			
				 535  | 
			
				 476.5  | 
			
				 413  | 
			
				 35  | 
			
				 12-29  | 
			
				 1450  | 
			
				 600  | 
		
| 
				 400  | 
			
				 914  | 
			
				 595  | 
			
				 534.5  | 
			
				 470  | 
			
				 37  | 
			
				 16-29  | 
			
				 1645  | 
			
				 600  | 
		
| 
				 450  | 
			
				 -  | 
			
				 635  | 
			
				 577.5  | 
			
				 533  | 
			
				 40  | 
			
				 16-32  | 
			
				 -  | 
			
				 610  | 
		
| 
				 300Lb  | 
		||||||||
| 
				 15  | 
			
				 152  | 
			
				 95  | 
			
				 66.5  | 
			
				 35  | 
			
				 15  | 
			
				 4-15  | 
			
				 241  | 
			
				 125  | 
		
| 
				 20  | 
			
				 178  | 
			
				 120  | 
			
				 82.5  | 
			
				 43  | 
			
				 16  | 
			
				 4-19  | 
			
				 241  | 
			
				 125  | 
		
| 
				 25  | 
			
				 203  | 
			
				 125  | 
			
				 89  | 
			
				 51  | 
			
				 18  | 
			
				 4-19  | 
			
				 283  | 
			
				 160  | 
		
| 
				 32  | 
			
				 216  | 
			
				 135  | 
			
				 98.5  | 
			
				 63  | 
			
				 19  | 
			
				 4-19  | 
			
				 320  | 
			
				 200  | 
		
| 
				 40  | 
			
				 229  | 
			
				 155  | 
			
				 114.3  | 
			
				 73  | 
			
				 21  | 
			
				 4-22  | 
			
				 322  | 
			
				 200  | 
		
| 
				 50  | 
			
				 267  | 
			
				 165  | 
			
				 127  | 
			
				 92  | 
			
				 23  | 
			
				 8-19  | 
			
				 399  | 
			
				 200  | 
		
| 
				 65  | 
			
				 292  | 
			
				 190  | 
			
				 149  | 
			
				 105  | 
			
				 26  | 
			
				 8-22  | 
			
				 438  | 
			
				 250  | 
		
| 
				 80  | 
			
				 318  | 
			
				 210  | 
			
				 168.5  | 
			
				 127  | 
			
				 29  | 
			
				 8-22  | 
			
				 464  | 
			
				 280  | 
		
| 
				 100  | 
			
				 356  | 
			
				 255  | 
			
				 200  | 
			
				 157  | 
			
				 32  | 
			
				 8-22  | 
			
				 565  | 
			
				 355  | 
		
| 
				 125  | 
			
				 400  | 
			
				 280  | 
			
				 235  | 
			
				 186  | 
			
				 35  | 
			
				 8-22  | 
			
				 614  | 
			
				 400  | 
		
| 
				 150  | 
			
				 444  | 
			
				 320  | 
			
				 270  | 
			
				 216  | 
			
				 37  | 
			
				 12-22  | 
			
				 717  | 
			
				 450  | 
		
| 
				 200  | 
			
				 559  | 
			
				 380  | 
			
				 330  | 
			
				 270  | 
			
				 42  | 
			
				 12-25  | 
			
				 930  | 
			
				 500  | 
		
| 
				 250  | 
			
				 622  | 
			
				 445  | 
			
				 387.5  | 
			
				 324  | 
			
				 47.7  | 
			
				 16-29  | 
			
				 1012  | 
			
				 450  | 
		
| 
				 300  | 
			
				 711  | 
			
				 520  | 
			
				 451  | 
			
				 381  | 
			
				 50.8  | 
			
				 16-32  | 
			
				 1231  | 
			
				 500  | 
		
| 
				 350  | 
			
				 762  | 
			
				 585  | 
			
				 514.5  | 
			
				 413  | 
			
				 54  | 
			
				 20-32  | 
			
				 1450  | 
			
				 600  | 
		
| 
				 400  | 
			
				 864  | 
			
				 650  | 
			
				 571.5  | 
			
				 470  | 
			
				 57.2  | 
			
				 20-35  | 
			
				 1645  | 
			
				 600  | 
		
| 
				 600Lb  | 
		||||||||
| 
				 15  | 
			
				 165  | 
			
				 95  | 
			
				 66.5  | 
			
				 35  | 
			
				 22  | 
			
				 4-15  | 
			
				 100  | 
			
				 156  | 
		
| 
				 20  | 
			
				 190  | 
			
				 120  | 
			
				 82.5  | 
			
				 43  | 
			
				 23  | 
			
				 4-19  | 
			
				 100  | 
			
				 161  | 
		
| 
				 25  | 
			
				 216  | 
			
				 125  | 
			
				 89  | 
			
				 51  | 
			
				 25  | 
			
				 4-19  | 
			
				 125  | 
			
				 187  | 
		
| 
				 32  | 
			
				 229  | 
			
				 135  | 
			
				 98.5  | 
			
				 63  | 
			
				 28  | 
			
				 4-19  | 
			
				 160  | 
			
				 214  | 
		
| 
				 40  | 
			
				 241  | 
			
				 155  | 
			
				 114.3  | 
			
				 73  | 
			
				 30  | 
			
				 4-22  | 
			
				 160  | 
			
				 252  | 
		
| 
				 50  | 
			
				 292  | 
			
				 165  | 
			
				 127  | 
			
				 92  | 
			
				 33  | 
			
				 8-22  | 
			
				 180  | 
			
				 430  | 
		
| 
				 65  | 
			
				 330  | 
			
				 190  | 
			
				 149  | 
			
				 100  | 
			
				 36  | 
			
				 8-22  | 
			
				 250  | 
			
				 480  | 
		
| 
				 80  | 
			
				 356  | 
			
				 210  | 
			
				 168  | 
			
				 127  | 
			
				 39  | 
			
				 8-22  | 
			
				 250  | 
			
				 530  | 
		
| 
				 100  | 
			
				 432  | 
			
				 275  | 
			
				 216  | 
			
				 157  | 
			
				 45  | 
			
				 8-25  | 
			
				 350  | 
			
				 650  | 
		
| 
				 125  | 
			
				 508  | 
			
				 330  | 
			
				 266.5  | 
			
				 186  | 
			
				 52  | 
			
				 8-29  | 
			
				 350  | 
			
				 750  | 
		
| 
				 150  | 
			
				 559  | 
			
				 355  | 
			
				 292  | 
			
				 216  | 
			
				 55  | 
			
				 12-29  | 
			
				 450  | 
			
				 850  | 
		
| 
				 200  | 
			
				 660  | 
			
				 420  | 
			
				 349  | 
			
				 270  | 
			
				 63  | 
			
				 12-32  | 
			
				 500  | 
			
				 1050  | 
		
| 
				 250  | 
			
				 787  | 
			
				 510  | 
			
				 432  | 
			
				 324  | 
			
				 71  | 
			
				 19-35  | 
			
				 600  | 
			
				 1257  | 
		
| 
				 300  | 
			
				 838  | 
			
				 560  | 
			
				 489  | 
			
				 381  | 
			
				 74  | 
			
				 20-35  | 
			
				 680  | 
			
				 1468  | 
		
| 
				 350  | 
			
				 889  | 
			
				 605  | 
			
				 527  | 
			
				 413  | 
			
				 77  | 
			
				 20-38  | 
			
				 760  | 
			
				 1623  | 
		
| 
				 400  | 
			
				 991  | 
			
				 685  | 
			
				 603  | 
			
				 470  | 
			
				 84  | 
			
				 20-41  | 
			
				 760  | 
			
				 1816  | 
		
	
【结构图片】
	