對夾式金屬硬密封蝶閥用途及特點:
本蝶閥采用的是三維偏心原理設(shè)計,使密封面的空間運動軌跡達到理想化,密封面相互之間無磨擦、無干涉,加之密封材料選擇得當(dāng),從而使蝶閥的密封性、耐腐蝕性、耐高溫性和耐磨性等得到了可靠的保證。其主要特點如下:
1、操作力矩小,操作方便,省力靈巧;
2、三維偏心結(jié)構(gòu),使蝶板越關(guān)越緊,其密封性能可靠,達到零泄漏;
3、耐高壓、耐腐蝕、耐磨損、使用壽命長等。
零件名稱  | 材料  | 
閥 體  | 鑄鐵、不銹鋼、鉻鉬鋼、合金鋼  | 
蝶 板  | 鑄鋼、合金鋼、不銹鋼、鉻鉬鋼  | 
密封圈  | 不銹鋼與耐高溫石棉板組合成多層次  | 
閥 桿  | 2Cr13、1Cr13不銹鋼、鉻鉬鋼  | 
填 料  | 柔性石墨  | 
公稱通徑DN   | 外形尺寸   | 連接尺寸   | |||||||||||||
L  | H  | D373H  | D673H  | D973H  | PN0.6MPa  | PN1.0MPa  | |||||||||
H1  | A1  | B1  | H2  | A2  | B2  | H3  | A3  | B3  | D1  | z-d  | D1  | z-d  | |||
50  | 43  | 112  | 350  | 180  | 200  | 625  | 245  | 72  | 530  | 250  | 255  | 110  | 4-14  | 125  | 4-18  | 
65  | 46  | 115  | 370  | 180  | 200  | 625  | 245  | 72  | 550  | 250  | 255  | 130  | 4-14  | 145  | 4-18  | 
80  | 49  | 120  | 380  | 180  | 200  | 645  | 245  | 72  | 565  | 250  | 255  | 150  | 4-14  | 160  | 8-18  | 
100  | 56  | 138  | 420  | 180  | 200  | 675  | 355  | 92  | 600  | 250  | 255  | 170  | 4-18  | 180  | 8-18  | 
125  | 64  | 164  | 460  | 180  | 200  | 715  | 355  | 92  | 640  | 250  | 255  | 200  | 8-18  | 210  | 8-18  | 
150  | 70  | 175  | 555  | 270  | 280  | 800  | 355  | 92  | 705  | 300  | 315  | 225  | 8-18  | 240  | 8-22  | 
200  | 71  | 208  | 605  | 270  | 280  | 850  | 250  | 170  | 775  | 300  | 315  | 280  | 8-18  | 295  | 8-22  | 
250  | 76  | 243  | 680  | 270  | 280  | 925  | 250  | 170  | 945  | 300  | 315  | 335  | 12-18  | 350  | 12-22  | 
300  | 83  | 283  | 800  | 380  | 420  | 1035  | 450  | 220  | 1070  | 300  | 315  | 395  | 12-22  | 400  | 12-22  | 
350  | 92  | 310  | 835  | 380  | 420  | 1070  | 450  | 220  | 1140  | 300  | 315  | 445  | 12-22  | 460  | 16-22  | 
400  | 102  | 340  | 915  | 450  | 470  | 1190  | 450  | 220  | 1210  | 300  | 315  | 495  | 16-22  | 515  | 16-26  | 
450  | 114  | 380  | 960  | 480  | 490  | 1250  | 650  | 280  | 1335  | 575  | 714  | 550  | 16-22  | 565  | 20-26  | 
500  | 127  | 410  | 1020  | 480  | 490  | 1295  | 650  | 280  | 1415  | 575  | 714  | 600  | 20-22  | 620  | 20-26  | 
600  | 154  | 470  | 1225  | 480  | 490  | 1455  | 850  | 380  | 1605  | 656  | 810  | 705  | 20-22  | 725  | 20-30  | 
700  | 165  | 550  | 1355  | 640  | 660  | 1585  | 850  | 380  | 1844  | 656  | 810  | 810  | 20-26  | 840  | 24-30  | 
800  | 190  | 640  | 1470  | 640  | 660  | 1700  | 1250  | 380  | 2040  | 656  | 810  | 920  | 24-30  | 950  | 24-33  | 
900  | 203  | 710  | 1545  | 750  | 860  | 1865  | 1250  | 380  | 2255  | 785  | 863  | 1020  | 24-30  | 1050  | 28-30  | 
1000  | 216  | 770  | 1795  | 850  | 900  | 2015  | 1250  | 380  | 2380  | 785  | 863  | 1120  | 28-30  | 1160  | 28-36  | 
1200  | 254  | 890  | 1965  | 850  | 900  | ?  | 1250  | 380  | 2640  | 785  | 863  | 1340  | 32-33  | 1380  | 32-39  | 
公稱通徑DN   | 外形尺寸   | 連接尺寸   | |||||||||||||
L  | H  | D373H  | D673H  | D973H  | PN1.6MPa  | PN2.5MPa  | |||||||||
H1  | A1  | B1  | H2  | A2  | B2  | H3  | A3  | B3  | D1  | z-d  | D1  | z-d  | |||
50  | 43  | 112  | 350  | 180  | 200  | 625  | 245  | 72  | 530  | 250  | 255  | 125  | 4-18  | 125  | 4-18  | 
65  | 46  | 115  | 370  | 180  | 200  | 625  | 245  | 72  | 550  | 250  | 255  | 145  | 4-18  | 145  | 8-18  | 
80  | 49  | 120  | 380  | 180  | 200  | 645  | 245  | 72  | 565  | 250  | 255  | 160  | 8-18  | 160  | 8-18  | 
100  | 56  | 138  | 420  | 180  | 200  | 675  | 355  | 92  | 600  | 250  | 255  | 180  | 8-18  | 190  | 8-22  | 
125  | 64  | 164  | 460  | 180  | 200  | 715  | 355  | 92  | 640  | 250  | 255  | 210  | 8-18  | 220  | 8-26  | 
150  | 70  | 175  | 555  | 270  | 280  | 800  | 355  | 92  | 705  | 300  | 315  | 240  | 8-22  | 250  | 8-26  | 
200  | 71  | 208  | 605  | 270  | 280  | 850  | 250  | 170  | 775  | 300  | 315  | 295  | 12-22  | 310  | 12-26  | 
250  | 76  | 243  | 680  | 270  | 280  | 925  | 250  | 170  | 945  | 300  | 315  | 355  | 12-26  | 370  | 12-30  | 
300  | 83  | 283  | 825  | 380  | 420  | 1035  | 450  | 220  | 1070  | 300  | 315  | 410  | 12-26  | 430  | 16-30  | 
350  | 92  | 310  | 900  | 380  | 420  | 1070  | 450  | 220  | 1140  | 300  | 315  | 470  | 16-26  | 490  | 16-33  | 
400  | 102  | 340  | 980  | 450  | 470  | 1190  | 450  | 220  | 1210  | 300  | 315  | 525  | 16-30  | 550  | 16-36  | 
450  | 114  | 380  | 1030  | 480  | 490  | 1250  | 650  | 280  | 1335  | 575  | 714  | 585  | 20-30  | 600  | 20-36  | 
500  | 127  | 410  | 1105  | 480  | 490  | 1295  | 650  | 280  | 1415  | 575  | 714  | 650  | 20-33  | 660  | 20-36  | 
600  | 154  | 470  | 1310  | 480  | 490  | 1455  | 850  | 380  | 1605  | 656  | 810  | 770  | 20-36  | 770  | 20-39  | 
700  | 165  | 550  | 1435  | 640  | 660  | 1585  | 850  | 380  | 1844  | 656  | 810  | 840  | 24-36  | 875  | 24-42  | 
800  | 190  | 640  | 1605  | 640  | 660  | 1700  | 1250  | 380  | 2040  | 656  | 810  | 950  | 24-39  | 990  | 24-48  | 
900  | 203  | 710  | 1745  | 750  | 860  | 1865  | 1250  | 380  | 2255  | 785  | 863  | 1050  | 28-39  | 109*0  | 28-48  | 
1000  | 216  | 770  | 1885  | 850  | 900  | 2015  | 1250  | 380  | 2380  | 785  | 863  | 1170  | 28-42  | 1210  | 28-56  | 
1200  | 254  | 890  | 2105  | 850  | 900  | ?  | 1250  | 380  | 2640  | 785  | 863  | 1390  | 32-48  | 1420  | 32-56  | 
公稱通徑DN   | 外形尺寸   | 連接尺寸   | |||||||||||
L  | H  | D373H  | D673H  | D973H  | PN4.0MPa  | ||||||||
H1  | A1  | B1  | H2  | A2  | B2  | H3  | A3  | B3  | D1  | z-d  | |||
50  | 43  | 112  | 350  | 180  | 200  | 625  | 245  | 72  | 530  | 250  | 255  | 125  | 4-18  | 
65  | 46  | 115  | 370  | 180  | 200  | 625  | 245  | 72  | 550  | 250  | 255  | 145  | 8-18  | 
80  | 49  | 120  | 380  | 180  | 200  | 645  | 245  | 72  | 565  | 250  | 255  | 160  | 8-18  | 
100  | 56  | 138  | 420  | 180  | 200  | 675  | 355  | 92  | 600  | 250  | 255  | 190  | 8-22  | 
125  | 64  | 164  | 460  | 180  | 200  | 715  | 355  | 92  | 640  | 250  | 255  | 220  | 8-26  | 
150  | 70  | 175  | 555  | 270  | 280  | 800  | 355  | 92  | 705  | 300  | 315  | 250  | 8-28  | 
200  | 71  | 208  | 605  | 270  | 280  | 850  | 250  | 170  | 775  | 300  | 315  | 320  | 12-30  | 
250  | 76  | 243  | 680  | 270  | 280  | 925  | 250  | 170  | 945  | 300  | 315  | 385  | 12-33  | 
300  | 83  | 283  | 825  | 380  | 420  | 1035  | 450  | 220  | 1070  | 300  | 315  | 450  | 16-33  | 
350  | 92  | 310  | 900  | 380  | 420  | 1070  | 450  | 220  | 1140  | 300  | 315  | 510  | 16-36  | 
400  | 102  | 340  | 980  | 450  | 470  | 1190  | 450  | 220  | 1210  | 300  | 315  | 585  | 16-39  | 
450  | 114  | 380  | 1030  | 480  | 490  | 1250  | 650  | 280  | 1335  | 575  | 714  | 610  | 20-39  | 
500  | 127  | 410  | 1105  | 480  | 490  | 1295  | 650  | 280  | 1415  | 575  | 714  | 670  | 20-42  |