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          德国EBRO阀门,是世界著名的蝶阀制造商,产品广泛地应用于钢铁,石化,电力,冶金及环何等行业.主要产品有对夹蝶阀,内螺纹蝶阀,双法兰蝶阀,管道专用蝶阀,耐磨蝶阀及防腐蝶阀等.  | 
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                  Nominal diameter:  
                  DN 20 – DN 1200 (DN 20 nur PN10/16)  
                    
                  Face-to-face:  
                  EN 558?Series 20 (DIN 3202 T3 K1)  
                  ISO 5752?Series 20  
                  API 609 Table 1  
                  BS 5155?Series 4  
                    
                  Flange accommodation:  
                  DIN 2501 PN 6/10/16  
                  ANSI B 16.5, Class 150  
                  MSS SP44 Class 150  
                  AWWA C 207  
                  AS 2129 Table D and E  
                  BS 10 Table D and E  
                  JIS B 2211-5 K  
                  JIS B 2212-10 K  
                    
                  Lap-joint flange:  
                  DIN 2641 and DIN 2642  
                    
                  Weld-on flange:  
                  DIN 2576  
                    
                  Flange Surface Design:  
                  DIN 2526, Form A-E, ANSI RF  
                    
                  Top flange:  
                  EN ISO 5211 NF E 29-402  
                    
                  Marking:  
                  DIN EN 19  
                    
                  Tightness check:  
                  DIN 3230 T3 BO, BN (Leakage Rate 1)  
                  ISO 5208, Category 3  
                  API 598 Table 5  
                  ANSI B 16-104, Class VI  
                    
                  ? 
                  Temperature range:  
                  –20 °C?to + 160 °C (depending on pressure, medium and   material)  
                    
                  Operating pressure:  
                  max. 16 bar  
                    
                  Differential pressure:  
                  max. p 16 bar  
                    
                  Vacuum:  
                  0,2 bar absolute (depending on medium and   temperature) 
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