| 标准 | 国标 | 
|---|---|
| 材质 | 铬钼钢 | 
| 公称通径 | 40-300(mm) | 
| 规格 | 40-300(mm) | 
| 结构形式 | 弹簧式 | 
| 连接形式 | 法兰 | 
| 流动方向 | 单向 | 
| 适用介质 | 水、蒸汽、油品等 | 
| 形态 | 角式 | 
| 零部件及配件 | 阀体 | 
| 压力环境 | 高压 | 
| 阀瓣开启高度 | 全启式 | 
| 类型(通道位置) | 直角式 | 
| 阀体构造 | 不封闭式 | 
| 品牌 | 浙江领鼎 | 
| 型号 | TFA48SH | 
| 加工定制 | 是 | 

TFA48SH-16C安全阀适用于工作温度≤425℃,A48SH-16I型适用于工作温度≤510℃,A48SH-16V型适用于工作温度≤550℃的蒸汽等介质的设备和管路上,作为超压保护装置。
| NO. | Name of part | C Materials | I Materials | V Materials | 
| 1 | Body | WCB | ZG1Cr5Mo | ZG15Cr1Mo1V | 
| 2 | Nozzle | 2Cr13 | 1Cr18Ni9Ti | 12Cr1MoVA | 
| 3 | Adjusting ring | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 
| 4 | Disc | 2Cr13 | 17-4PH | 17-7PH | 
| 5 | Guide sleeve | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti | 
| 6 | Radiator | ZG230-450 | ZG230-450 | ZG230-450 | 
| 7 | Bonnet | ZG230-450 | ZG230-450 | ZG230-450 | 
| 8 | Spring | 50CrVA | 50CrVA | 50CrVA | 

| 型号 | (DN) | do | D | g1 | b | f | Z- d | DN' | D1 | K1 | g2 | b1 | f' | Z- d1 | L | L1 | H | 
| TFA48Y-16C TFA48Y-16I TFA48Y-16V | 40 | 25 | 150 | 85 | 18 | 3 | 4-18 | 50 | 165 | 125 | 100 | 20 | 3 | 4-18 | 120 | 115 | 540 | 
| 50 | 32 | 165 | 100 | 20 | 3 | 4-18 | 65 | 185 | 145 | 120 | 20 | 3 | 4-18 | 135 | 120 | 618 | |
| 65 | 40 | 185 | 120 | 20 | 3 | 4-18 | 80 | 200 | 160 | 135 | 20 | 3 | 8-18 | 160 | 140 | 710 | |
| 80 | 50 | 200 | 135 | 20 | 3 | 8-18 | 100 | 220 | 180 | 155 | 22 | 3 | 8-18 | 160 | 150 | 730 | |
| 100 | 65 | 220 | 155 | 20 | 3 | 8-18 | 150 | 285 | 240 | 210 | 24 | 3 | 8-23 | 225 | 175 | 892 | |
| 150 | 100 | 285 | 210 | 24 | 3 | 8-23 | 200 | 340 | 295 | 265 | 26 | 3 | 12-23 | 240 | 235 | 1,135 | |
| 200 | 125 | 340 | 265 | 26 | 3 | 12-23 | 250 | 405 | 355 | 320 | 30 | 3 | 12-26 | 290 | 210 | 1,135 | |
| TFA48Y-40 | 25 | 16 | 115 | 65 | 16 | 2 | 4-14 | 32 | 140 | 100 | 78 | 18 | 2 | 4-18 | 110 | 95 | 429 | 
| 32 | 20 | 140 | 78 | 18 | 2 | 4-18 | 40 | 150 | 110 | 85 | 18 | 3 | 4-18 | 115 | 100 | 421 | |
| 40 | 25 | 150 | 85 | 18 | 3 | 4-18 | 50 | 165 | 125 | 100 | 20 | 3 | 4-18 | 120 | 115 | 540 | |
| 50 | 32 | 165 | 100 | 20 | 3 | 4-18 | 65 | 185 | 145 | 120 | 20 | 3 | 4-18 | 135 | 120 | 618 | |
| 65 | 40 | 185 | 120 | 22 | 3 | 8-18 | 80 | 200 | 160 | 135 | 20 | 3 | 8-18 | 160 | 140 | 710 | |
| 80 | 50 | 200 | 135 | 22 | 3 | 8-18 | 100 | 220 | 180 | 155 | 22 | 3 | 8-18 | 160 | 150 | 730 | |
| 100 | 65 | 235 | 160 | 24 | 3 | 8-23 | 150 | 285 | 240 | 210 | 24 | 3 | 8-23 | 225 | 175 | 892 | |
| 150 | 100 | 300 | 218 | 30 | 3 | 8-26 | 200 | 340 | 295 | 265 | 26 | 3 | 12-23 | 240 | 235 | 1,135 | |
| 200 | 125 | 375 | 282 | 38 | 3 | 12-30 | 250 | 405 | 355 | 320 | 30 | 3 | 12-26 | 290 | 310 | 1,135 | |
| TFA48Y-64 | 25 | 16 | 140 | 78 | 22 | 2 | 4-18 | 32 | 140 | 100 | 78 | 18 | 2 | 4-18 | 110 | 100 | 429 | 
| 32 | 20 | 155 | 82 | 24 | 2 | 4-23 | 40 | 150 | 110 | 85 | 18 | 3 | 4-18 | 130 | 110 | 421 | |
| 40 | 25 | 170 | 95 | 24 | 3 | 4-23 | 50 | 165 | 125 | 100 | 20 | 3 | 4-18 | 135 | 120 | 540 | |
| 50 | 32 | 180 | 105 | 26 | 3 | 4-23 | 65 | 185 | 145 | 120 | 22 | 3 | 8-18 | 160 | 130 | 618 | |
| 50 | 32 | 180 | 105 | 26 | 3 | 4-23 | 80 | 200 | 160 | 135 | 22 | 3 | 8-18 | 160 | 145 | 710 | |
| 65 | 40 | 205 | 130 | 28 | 3 | 8-23 | 80 | 200 | 160 | 135 | 22 | 3 | 8-18 | 175 | 160 | 710 | |
| 80 | 50 | 215 | 140 | 30 | 3 | 8-23 | 100 | 235 | 190 | 160 | 24 | 3 | 8-23 | 175 | 160 | 730 | |
| 100 | 65 | 250 | 168 | 32 | 3 | 8-26 | 125 | 270 | 220 | 188 | 28 | 3 | 8-25 | 220 | 200 | 800 | |
| 100 | 65 | 250 | 168 | 32 | 3 | 8-26 | 150 | 300 | 250 | 218 | 30 | 3 | 8-26 | 220 | 200 | 892 | |
| 150 | 100 | 345 | 240 | 38 | 3 | 8-34 | 200 | 375 | 320 | 282 | 38 | 3 | 12-30 | 280 | 280 | 1,135 | |
| 200 | 125 | 405 | 300 | 44 | 3 | 12-36 | 250 | 450 | 385 | 345 | 42 | 3 | 12-34 | 300 | 295 | 1,135 | |
| TFA48Y-100 | 25 | 16 | 140 | 78 | 24 | 2 | 4-18 | 32 | 140 | 100 | 78 | 18 | 2 | 4-18 | 110 | 100 | 429 | 
| 32 | 20 | 155 | 82 | 24 | 2 | 4-23 | 40 | 150 | 110 | 85 | 18 | 3 | 4-18 | 130 | 110 | 421 | |
| 40 | 25 | 170 | 95 | 26 | 3 | 4-23 | 50 | 165 | 125 | 100 | 20 | 3 | 4-18 | 135 | 120 | 540 | |
| 50 | 32 | 195 | 112 | 28 | 3 | 4-26 | 65 | 185 | 145 | 120 | 22 | 3 | 8-18 | 160 | 130 | 618 | |
| 50 | 32 | 195 | 112 | 28 | 3 | 4-26 | 80 | 200 | 160 | 135 | 22 | 3 | 8-18 | 160 | 145 | 710 | 
 






