

主要零件材料
| 
				 零件名称 Part name  | 
			
				阀体  BODY  | 
			
				阀杆  Stem  | 
			
				阀底座  Base  | 
			
				填料  PACKING  | 
			
				填料阀盖  Packing bonnet  | 
			
				手轮  Hand wheel  | 
		
| J49H-320-DN3 | 
				碳钢  Carbon steel  | 
			
				铬不锈钢  Cr,Stainless steel  | 
			
				聚四氟乙稀、  柔性石墨 PTEF,Soft graphite  | 
			
				碳钢  Carbon steel  | 
			
				优质碳钢  High grade carbon steel  | 
		|
| J49H-320P-DN6 | 铬镍不锈钢 Cr,Ni Stainless steel | 
				铬不锈钢  Cr,Stainless steel  | 
			
				铬镍不锈钢  Cr,Ni Stainless steel  | 
			
				不锈钢  Stainless steel  | 
		||
主要性能规范
| 
				 型号 Type  | 
			
				公称压力(MPa)  Nominal Pressure  | 
			试验压力PS(MPa)Test pressure | 
				工作压力  (MPa) Working Pressure  | 
			
				工作温度(℃) Working Temperature  | 
			
				适用介质  Suitable  | 
		||
| 
				壳体  (MPa) Shell  | 
			
				密封  (液) Seal  | 
			
				密封  (气) Seal  | 
		|||||
| J49H-320 | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | P≤540℃ | 
				液化石油气水、酸、蒸汽、油品等  Petroleum gas Water,Asic,Steam, Oil etc.  | 
		
| J49H-320P | 32.0 | 48.0 | 35.2 | 0.6 | 32.0 | C≤425℃ | |
主要外型及连接尺寸
| 
				 型号 Type  | 
			
				公称直径DN(mm) Nominal diameter  | 
			尺寸 Dimensions | 
				重量(Kg) Weight  | 
		|||||||||
| L1 | D1 | D2 | H | H1 | L2 | h | hˊ | M1 | L3 | |||
| J49H-320 | 3 | 60 | 65 | 50 | 88 | 100 | 60 | 15 | Ф70 | M20×1.5 | 16 | 1.3 | 
| J49H-320P | 6 | 60 | 65 | 50 | 88 | 100 | 60 | 15 | Ф70 | M20×1.5 | 16 | 1.3 | 
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