一、产品详细资料: A41H型适用于工作温度≤300℃的石油气、空气、水等介质的设备或管路上。A41Y-P/R型适用于工作温度≤200℃有腐蚀性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。 二、主要零部件材料: NO | 零件名称 | A41H-C/KA41Y-C材料 | A41Y-P/KA41Y-P材料 | A41Y-R/KA41Y-R材料 | 1 | 阀体 | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti | 2 | 阀座 | ZG2Cr13/1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti | 3 | 调节圈 | ZG2Cr13/1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti | 4 | 阀瓣 | 2Cr13/1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 5 | 导向套 | ZG2Cr13/1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti | 6 | 阀盖 | ZG230-450 | ZG230-450 | ZG230-450 | 7 | 弹簧 | 50CrVA | 50CrVA包覆氟塑料 | 50CrVA包覆氟塑料 | 8 | 阀杆 | 2Cr13 | 2Cr13 | 1Cr18Ni12Mo2Ti | 9 | 调整螺杆 | 45 | 2Cr13 | 2Cr13 | 10 | 保护罩 | ZG200-400 | ZG200-400 | ZG200-400 | | 密封面材料 | 堆焊D507 | 堆焊Co基硬质合金 |
三、上明牌微启式锅炉安全阀外形尺寸和连接尺寸: 型号 | 公称通径 | do | D | K | g | g1 | b | f | f1 | Z-?d | DN’’ | D1 | K1 | g2 | g’’ | b1 | f’’ | f1’’ | Z1-?d1 | L | L1 | ≈H | A41H-16C A41Y-16P A41Y-16R KA41Y-16C KA41Y-16P | 20 | 15 | 105 | 75 | | 55 | 16 | 2 | | 4-14 | 20 | 105 | 75 | 55 | | 16 | 2 | | 4-14 | 100 | 85 | 276 | 25 | 20 | 115 | 85 | | 65 | 16 | 2 | | 4-14 | 25 | 115 | 85 | 65 | | 16 | 2 | | 4-14 | 100 | 85 | 276 | 32 | 25 | 140 | 100 | | 78 | 18 | 2 | | 4-18 | 32 | 140 | 100 | 78 | | 18 | 2 | | 4-18 | 115 | 100 | 285 | 40 | 32 | 150 | 110 | | 85 | 18 | 3 | | 4-18 | 40 | 150 | 110 | 85 | | 18 | 3 | | 4-18 | 120 | 110 | 292 | 50 | 40 | 165 | 125 | | 100 | 20 | 3 | | 4-18 | 50 | 165 | 125 | 100 | | 20 | 3 | | 4-18 | 135 | 120 | 370 | 65 | 50 | 185 | 145 | | 120 | 20 | 3 | | 4-18 | 65 | 185 | 145 | 120 | | 20 | 3 | | 4-18 | 140 | 130 | 375 | 80 | 65 | 200 | 160 | | 135 | 20 | 3 | | 8-18 | 80 | 200 | 160 | 135 | | 20 | 3 | | 8-18 | 160 | 135 | 373 | 100 | 80 | 220 | 180 | | 155 | 22 | 3 | | 8-18 | 100 | 220 | 180 | 155 | | 22 | 3 | | 8-18 | 170 | 160 | 513 | 125 | 100 | 250 | 210 | | 185 | 22 | 3 | | 8-18 | 125 | 250 | 210 | 185 | | 22 | 3 | | 8-18 | 190 | 190 | 560 | 150 | 125 | 285 | 240 | | 210 | 24 | 3 | | 8-23 | 150 | 285 | 240 | 210 | | 24 | 3 | | 8-23 | 205 | 195 | 570 | 200 | 150 | 340 | 295 | | 265 | 26 | 3 | | 12-23 | 200 | 340 | 295 | 265 | | 26 | 3 | | 12-23 | 240 | 230 | 717 |
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