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〖A48Y高温高压安全阀〗
【A48Y高温高压安全阀-产品说明】
A48Y高温高压安全阀适用于工作温度“C型”≤425℃;“I型”≤500℃;“V型”≤550℃的蒸气等介质的设备或管路上作为超压保护装置。连接法兰标准按JB/T•••94系列1、系列2。
高温高压安全阀产品型号:A48Y/Sb-16/40/64/100/160C/I/V

【A48Y高温高压安全阀-主要零件材料】
| 
 No  | 
 零件名称  | 
 C型 材料  | 
 I型 材料  | 
 V型 材料  | 
| 
 1  | 
 阀 体  | 
 WCB  | 
 ZG1Cr5Mo  | 
 ZG15Cr1Mo1V  | 
| 
 2  | 
 阀 座  | 
 2Cr13  | 
 1Cr18Ni9Ti  | 
 12Cr1MoVA  | 
| 
 3  | 
 调 节 圈  | 
 2Cr13  | 
 1Cr18Ni9Ti  | 
 1Cr18Ni9Ti  | 
| 
 4  | 
 阀 瓣  | 
 2Cr13  | 
 17-4PH  | 
 17-4PH  | 
| 
 5  | 
 导 向 套  | 
 2Cr13  | 
 1Cr18Ni9Ti  | 
 1Cr18Ni9Ti  | 
| 
 6  | 
 散 热 器  | 
 ZG230-450  | 
 ZG230-450  | 
 ZG230-450  | 
| 
 7  | 
 阀 盖  | 
 ZG230-450  | 
 ZG230-450  | 
 ZG230-450  | 
| 
 8  | 
 弹 簧  | 
 50CrVA  | 
 50CrVA  | 
 50CrVA  | 
【A48Y高温高压安全阀-主要外形尺寸】
| 
 型号  | 
 公称  | 
 do  | 
 D  | 
 K  | 
 g  | 
 g1  | 
 b  | 
 f  | 
 f1  | 
 Z-ød  | 
 DN  | 
 D1  | 
 K1  | 
 g3  | 
 g2  | 
 b1  | 
 f  | 
 f1  | 
 z1-ød1  | 
 L  | 
 L1  | 
 ≈H  | 
| 
 A48Y-16C   | 
 40  | 
 25  | 
 150  | 
 110  | 
 
  | 
 85  | 
 18  | 
 3  | 
 
  | 
 4-18  | 
 50  | 
 165  | 
 125  | 
 
  | 
 100  | 
 20  | 
 3  | 
 
  | 
 4-18  | 
 120  | 
 115  | 
 540  | 
| 
 50  | 
 32  | 
 165  | 
 125  | 
 
  | 
 100  | 
 20  | 
 3  | 
 
  | 
 4-18  | 
 65  | 
 185  | 
 145  | 
 
  | 
 120  | 
 20  | 
 3  | 
 
  | 
 4-18  | 
 135  | 
 120  | 
 618  | |
| 
 65  | 
 40  | 
 185  | 
 145  | 
 
  | 
 120  | 
 20  | 
 3  | 
 
  | 
 4-18  | 
 80  | 
 200  | 
 160  | 
 
  | 
 135  | 
 20  | 
 3  | 
 
  | 
 8-18  | 
 160  | 
 140  | 
 710  | |
| 
 80  | 
 50  | 
 200  | 
 160  | 
 
  | 
 135  | 
 20  | 
 3  | 
 
  | 
 8-18  | 
 100  | 
 220  | 
 180  | 
 
  | 
 155  | 
 22  | 
 3  | 
 
  | 
 8-18  | 
 160  | 
 150  | 
 730  | |
| 
 100  | 
 65  | 
 220  | 
 180  | 
 
  | 
 155  | 
 20  | 
 3  | 
 
  | 
 8-18  | 
 150  | 
 285  | 
 240  | 
 
  | 
 210  | 
 24  | 
 3  | 
 
  | 
 8-23  | 
 225  | 
 175  | 
 892  | |
| 
 150  | 
 100  | 
 285  | 
 240  | 
 
  | 
 210  | 
 24  | 
 3  | 
 
  | 
 8-23  | 
 200  | 
 340  | 
 295  | 
 
  | 
 265  | 
 26  | 
 3  | 
 
  | 
 12-23  | 
 240  | 
 235  | 
 1135  | |
| 
 200  | 
 125  | 
 340  | 
 295  | 
 
  | 
 265  | 
 26  | 
 3  | 
 
  | 
 12-23  | 
 250  | 
 405  | 
 355  | 
 
  | 
 320  | 
 30  | 
 3  | 
 
  | 
 12-26  | 
 290  | 
 210  | 
 1135  | |
| 
 A48Y-40   | 
 25  | 
 16  | 
 115  | 
 85  | 
 58  | 
 65  | 
 16  | 
 2  | 
 4  | 
 4-14  | 
 32  | 
 140  | 
 100  | 
 
  | 
 78  | 
 18  | 
 2  | 
 
  | 
 4-18  | 
 110  | 
 95  | 
 429  | 
| 
 32  | 
 20  | 
 140  | 
 100  | 
 66  | 
 78  | 
 18  | 
 2  | 
 4  | 
 4-18  | 
 40  | 
 150  | 
 110  | 
 
  | 
 85  | 
 18  | 
 3  | 
 
  | 
 4-18  | 
 115  | 
 100  | 
 421  | |
| 
 40  | 
 25  | 
 150  | 
 110  | 
 76  | 
 85  | 
 18  | 
 3  | 
 4  | 
 4-18  | 
 50  | 
 165  | 
 125  | 
 
  | 
 100  | 
 20  | 
 3  | 
 
  | 
 4-18  | 
 120  | 
 115  | 
 540  | |
| 
 50  | 
 32  | 
 165  | 
 125  | 
 88  | 
 100  | 
 20  | 
 3  | 
 4  | 
 4-18  | 
 65  | 
 185  | 
 145  | 
 
  | 
 120  | 
 20  | 
 3  | 
 
  | 
 4-18  | 
 135  | 
 120  | 
 618  | |
| 
 65  | 
 40  | 
 185  | 
 145  | 
 110  | 
 120  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 80  | 
 200  | 
 160  | 
 
  | 
 135  | 
 20  | 
 3  | 
 
  | 
 8-18  | 
 160  | 
 140  | 
 710  | |
| 
 80  | 
 50  | 
 200  | 
 160  | 
 121  | 
 135  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 100  | 
 220  | 
 180  | 
 
  | 
 155  | 
 22  | 
 3  | 
 
  | 
 8-18  | 
 160  | 
 150  | 
 730  | |
| 
 100  | 
 65  | 
 235  | 
 190  | 
 150  | 
 160  | 
 24  | 
 3  | 
 4.5  | 
 8-23  | 
 150  | 
 285  | 
 240  | 
 
  | 
 210  | 
 24  | 
 3  | 
 
  | 
 8-23  | 
 225  | 
 175  | 
 892  | |
| 
 150  | 
 100  | 
 300  | 
 250  | 
 204  | 
 218  | 
 30  | 
 3  | 
 4.5  | 
 8-26  | 
 200  | 
 340  | 
 295  | 
 
  | 
 265  | 
 26  | 
 3  | 
 
  | 
 12-23  | 
 240  | 
 235  | 
 1135  | |
| 
 200  | 
 125  | 
 375  | 
 320  | 
 260  | 
 282  | 
 38  | 
 3  | 
 4.5  | 
 12-30  | 
 250  | 
 405  | 
 355  | 
 
  | 
 320  | 
 30  | 
 3  | 
 
  | 
 12-26  | 
 290  | 
 310  | 
 1135  | |
| 
 A48Y-64  | 
 25  | 
 16  | 
 140  | 
 100  | 
 58  | 
 78  | 
 22  | 
 2  | 
 4  | 
 4-18  | 
 32  | 
 140  | 
 100  | 
 66  | 
 78  | 
 18  | 
 2  | 
 4  | 
 4-18  | 
 110  | 
 100  | 
 429  | 
| 
 32  | 
 20  | 
 155  | 
 110  | 
 66  | 
 82  | 
 24  | 
 2  | 
 4  | 
 4-23  | 
 40  | 
 150  | 
 110  | 
 76  | 
 85  | 
 18  | 
 3  | 
 4  | 
 4-18  | 
 130  | 
 110  | 
 421  | |
| 
 40  | 
 25  | 
 170  | 
 125  | 
 76  | 
 95  | 
 24  | 
 3  | 
 4  | 
 4-23  | 
 50  | 
 165  | 
 125  | 
 88  | 
 100  | 
 20  | 
 3  | 
 4  | 
 4-18  | 
 135  | 
 120  | 
 540  | |
| 
 50  | 
 32  | 
 180  | 
 135  | 
 88  | 
 105  | 
 26  | 
 3  | 
 4  | 
 4-23  | 
 65  | 
 185  | 
 145  | 
 110  | 
 120  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 160  | 
 130  | 
 618  | |
| 
 50  | 
 32  | 
 180  | 
 135  | 
 88  | 
 105  | 
 26  | 
 3  | 
 4  | 
 4-23  | 
 80  | 
 200  | 
 160  | 
 121  | 
 135  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 160  | 
 145  | 
 710  | |
| 
 65  | 
 40  | 
 205  | 
 160  | 
 110  | 
 130  | 
 28  | 
 3  | 
 4  | 
 8-23  | 
 80  | 
 200  | 
 160  | 
 121  | 
 135  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 175  | 
 160  | 
 710  | |
| 
 80  | 
 50  | 
 215  | 
 170  | 
 121  | 
 140  | 
 30  | 
 3  | 
 4  | 
 8-23  | 
 100  | 
 235  | 
 190  | 
 150  | 
 160  | 
 24  | 
 3  | 
 4.5  | 
 8-23  | 
 175  | 
 160  | 
 730  | |
| 
 100  | 
 65  | 
 250  | 
 200  | 
 150  | 
 168  | 
 32  | 
 3  | 
 4.5  | 
 8-26  | 
 125  | 
 270  | 
 220  | 
 176  | 
 188  | 
 28  | 
 3  | 
 4.5  | 
 8-25  | 
 220  | 
 200  | 
 800  | |
| 
 100  | 
 65  | 
 250  | 
 200  | 
 150  | 
 168  | 
 32  | 
 3  | 
 4.5  | 
 8-26  | 
 150  | 
 300  | 
 250  | 
 204  | 
 218  | 
 30  | 
 3  | 
 4.5  | 
 8-26  | 
 220  | 
 200  | 
 892  | |
| 
 150  | 
 100  | 
 345  | 
 280  | 
 204  | 
 240  | 
 38  | 
 3  | 
 4.5  | 
 8-34  | 
 200  | 
 375  | 
 320  | 
 260  | 
 282  | 
 38  | 
 3  | 
 4.5  | 
 12-30  | 
 280  | 
 280  | 
 1135  | |
| 
 200  | 
 125  | 
 405  | 
 345  | 
 260  | 
 300  | 
 44  | 
 3  | 
 4.5  | 
 12-36  | 
 250  | 
 450  | 
 385  | 
 313  | 
 345  | 
 42  | 
 3  | 
 4.5  | 
 12-34  | 
 300  | 
 295  | 
 1135  | |
| 
 A48Y-100  | 
 25  | 
 16  | 
 140  | 
 100  | 
 58  | 
 78  | 
 24  | 
 2  | 
 4  | 
 4-18  | 
 32  | 
 140  | 
 100  | 
 66  | 
 78  | 
 18  | 
 2  | 
 4  | 
 4-18  | 
 110  | 
 100  | 
 429  | 
| 
 32  | 
 20  | 
 155  | 
 110  | 
 66  | 
 82  | 
 24  | 
 2  | 
 4  | 
 4-23  | 
 40  | 
 150  | 
 110  | 
 76  | 
 85  | 
 18  | 
 3  | 
 4  | 
 4-18  | 
 130  | 
 110  | 
 421  | |
| 
 40  | 
 25  | 
 170  | 
 125  | 
 76  | 
 95  | 
 26  | 
 3  | 
 4  | 
 4-23  | 
 50  | 
 165  | 
 125  | 
 88  | 
 100  | 
 20  | 
 3  | 
 4  | 
 4-18  | 
 135  | 
 120  | 
 540  | |
| 
 50  | 
 32  | 
 195  | 
 145  | 
 88  | 
 112  | 
 28  | 
 3  | 
 4  | 
 4-26  | 
 65  | 
 185  | 
 145  | 
 110  | 
 120  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 160  | 
 130  | 
 618  | |
| 
 50  | 
 32  | 
 195  | 
 145  | 
 88  | 
 112  | 
 28  | 
 3  | 
 4  | 
 4-26  | 
 80  | 
 200  | 
 160  | 
 121  | 
 135  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 160  | 
 145  | 
 710  | |
| 
 65  | 
 32  | 
 220  | 
 170  | 
 110  | 
 138  | 
 32  | 
 3  | 
 4  | 
 8-26  | 
 80  | 
 200  | 
 160  | 
 121  | 
 135  | 
 22  | 
 3  | 
 4  | 
 8-18  | 
 175  | 
 160  | 
 710  | |
| 
 80  | 
 40  | 
 230  | 
 180  | 
 121  | 
 148  | 
 34  | 
 3  | 
 4  | 
 8-26  | 
 100  | 
 235  | 
 190  | 
 150  | 
 160  | 
 24  | 
 3  | 
 4.5  | 
 8-23  | 
 175  | 
 160  | 
 730  | |
| 
 100  | 
 50  | 
 265  | 
 210  | 
 150  | 
 172  | 
 38  | 
 3  | 
 4.5  | 
 8-30  | 
 125  | 
 270  | 
 220  | 
 176  | 
 188  | 
 28  | 
 3  | 
 4.5  | 
 8-25  | 
 220  | 
 200  | 
 800  | |
| 
 100  | 
 50  | 
 265  | 
 210  | 
 150  | 
 172  | 
 38  | 
 3  | 
 4.5  | 
 8-30  | 
 150  | 
 300  | 
 250  | 
 204  | 
 218  | 
 30  | 
 3  | 
 4.5  | 
 8-26  | 
 220  | 
 200  | 
 892  | |
| 
 150  | 
 80  | 
 355  | 
 290  | 
 204  | 
 250  | 
 46  | 
 3  | 
 4.5  | 
 12-34  | 
 200  | 
 375  | 
 320  | 
 260  | 
 282  | 
 38  | 
 3  | 
 4.5  | 
 12-30  | 
 280  | 
 280  | 
 1135  | |
| 
 200  | 
 125  | 
 430  | 
 360  | 
 260  | 
 312  | 
 54  | 
 3  | 
 4.5  | 
 12-36  | 
 250  | 
 450  | 
 385  | 
 313  | 
 345  | 
 42  | 
 3  | 
 4.5  | 
 12-34  | 
 300  | 
 295  | 
 1135  | |
| 
 A48SH-40  | 
 50  | 
 32  | 
 160  | 
 125  | 
 88  | 
 105  | 
 38  | 
 3  | 
 4  | 
 4-18  | 
 80  | 
 195  | 
 160  | 
 /  | 
 135  | 
 20  | 
 3  | 
 /  | 
 8-18  | 
 124  | 
 137  | 
 525  | 
| 
 A48TH-100  | 
 50  | 
 32  | 
 195  | 
 145  | 
 88  | 
 112  | 
 50  | 
 3  | 
 4  | 
 4-26  | 
 80  | 
 200  | 
 160  | 
 121  | 
 135  | 
 22  | 
 3  | 
 4.5  | 
 8-18  | 
 160  | 
 145  | 
 580  | 
| 
 A48SB-160  | 
 80  | 
 40  | 
 260  | 
 205  | 
 121  | 
 168  | 
 65  | 
 15  | 
 4  | 
 8-30  | 
 150  | 
 300  | 
 250  | 
 204  | 
 218  | 
 30  | 
 3  | 
 4.5  | 
 8-25  | 
 215  | 
 210  | 
 1175  | 
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