美标全启式安全阀
产品特点：
STO(A42Y)-C型适用于工作温度≤300℃空气、石油气、液体等介质的设备和管路上。STO(A42Y)-P型及STO(A42Y)-R型适用于工作温度≤200℃有腐蚀性的介质的设备和管路上，作为超压保护装置。A42C美标全启式安全阀Description:主要性能规范 Main property and specifiecationNormal PressurePN150
美标全启式安全阀
STO(A42Y)-C型适用于工作温度≤300℃空气、石油气、液体等介质的设备和管路上。STO(A42Y)-P型及STO(A42Y)-R型适用于工作温度≤200℃有腐蚀性的介质的设备和管路上，作为超压保护装置。A42C美标全启式安全阀
Description:
主要性能规范 Main property and specifiecation
Normal Pressure PN 150 300 600 900 1,500 Body strangth Ps(MPa) 3.0 7.5 15 22.5 38 Set pressure Pk(MPa) 0.1-2 1.6-5 3.2-10 8-15 10-25 Seal pressure Pm(MPa) 90% Pk Reseation pressure Ph(MPa) 90% Pk Relieving pressure Pp(MPa) 1.1 Pk Llift H(mm) 1/ d0 Appropriate temperature C 300 P R 200 Appropriate medium Air,oil,Steam,Water,Corrosive medium
不锈钢安全阀主喉部直径代号 Code of throat diameter
Code Diameter Code Diameter D 10 L 50 E 13 M 55 F 16 N 60 G 20.5 P 72 H 26 Q 96 J 33 R 115 K 40 T 148
主要尺寸 Main Dimension
TFA42C150 TFA42C150P TFA42C150R Nominal Diameter DN(in) Dimension (mm) do D D1 D2 b t Z- d DN' D' D1' D2' b' t' Z- d' L L1 H 1/" 3/ " D 89 60.5 35 12 5 4-15 20 98 70 43 14 1.6 4-15 90 90 260 3/" 11/ " D 98 70 43 14 5 4-15 25 108 79.5 51 15 1.6 4-15 96 92 280 1" 11/ " D 108 79.5 51 15 5 4-15 40 127 98.5 73 18 1.6 4-15 115 105 290 1" 2" D 108 79.5 51 15 5 4-15 50 152 120.5 92 18 1.6 4-19 115 105 290 11/ " 2" G 127 98.5 73 18 5 4-15 50 152 120.5 92 18 1.6 4-19 121 124 320 11/" 21/ " G 127 98.5 73 18 5 4-15 65 178 139.5 105 20 1.6 4-19 121 124 340 11/ " 3" G 127 98.5 73 18 5 4-15 80 190 152.5 127 22 1.6 4-19 124 130 340 2" 21/ " J 152 120.5 92 18 5 4-19 65 178 139.5 105 20 1.6 4-19 124 130 360 2" 3" J 152 120.5 92 18 5 4-19 80 190 152.5 127 22 1.6 4-19 124 130 360 21/ " 4" J 178 139.5 105 20 5 4-19 100 229 190.5 157 24 1.6 8-19 143 137 360 3" 4" L 190 152.5 127 22 5 4-19 100 229 190.5 157 24 1.6 8-19 162 156 450 4" 6" N 229 190.5 157 24 10 8-19 150 279 241.5 216 26 1.6 8-22 210 197 510 6" 8" P 279 241.5 216 26 10 8-22 200 343 298.5 270 29 1.6 8-22 241 240 740 8" 10" R 343 298.5 270 29 10 8-22 250 406 362 324 31 1.6 12-25 279 276 810 12" 14" T 483 432 381 32 10 12-25 350 533 476 413 35 1.6 12-29 360 360 860 TFA42C300 TFA42C300P TFA42C300R Nominal Diameter DN(in) Dimension (mm) do D D1 D2 b t Z- d DN' D' D1' D2' b' t' Z- d' L L1 H 1/" 3/ " D 95 66.5 35 15 5 4-15 20 98 70 43 14 1.6 4-15 90 90 260 3/ " 1" D 117 82.5 43 16 5 4-19 25 108 79.5 51 15 1.6 4-15 96 92 280 1" 11/ " D 124 89 51 18 5 4-19 40 127 98.5 73 18 1.6 4-15 115 105 290 1" 2" D 124 89 51 18 5 4-19 50 152 120.5 92 18 1.6 4-19 115 105 290 11/ " 2" G 156 114.5 73 20 5 4-22 50 152 120.5 92 18 1.6 4-19 121 124 320 11/" 21/ " G 156 114.5 73 20 5 4-22 65 178 139.5 105 20 1.6 4-19 121 124 340 11/ " 3" G 156 114.5 73 20 5 4-22 80 190 152.5 127 22 1.6 4-19 124 130 340 2" 21/ " H 165 127 92 22 5 8-19 65 178 139.5 105 20 1.6 4-19 124 130 360 2" 3" J 165 127 92 22 5 8-19 80 190 152.5 127 22 1.6 4-19 124 130 360 21/ " 4" J 190 149 105 24 5 8-22 100 229 190.5 157 24 1.6 8-19 143 137 360 3" 4" L 210 168.5 127 28 5 8-22 100 229 190.5 157 24 1.6 8-19 162 156 450 4" 6" N 254 200 157 32 10 8-22 150 279 241.5 216 26 1.6 8-22 210 197 510 6" 8" P 318 270 216 38 10 12-22 200 343 298.5 270 29 1.6 8-22 241 240 740 8" 10" R 381 330 270 42 10 12-25 250 406 362 324 31 1.6 12-25 279 276 810 注：出口法兰为150Lb。 Remark:150Lb for outlet flange. TFA42C600 TFA42C600P TFA42C600R Nominal Diameter DN(in) Dimension (mm) do D D1 D2 b t Z- d DN' D' D1' D2' b' t' Z- d' L L1 H 3 D 118 82.5 43 16 7 4-19 25 108 79.5 51 15 1.6 4-15 96 92 290 1" 2" D 124 89 51 19 7 4-19 50 152 120.5 92 18 1.6 4-19 115 105 290 1 D 156 114.5 73 22 7 4-22 50 152 120.5 92 18 1.6 4-19 152 124 340 1 1 D 156 114.5 73 22 7 4-22 65 178 139.5 105 20 1.6 4-19 152 124 350 1 F 156 114.5 73 22 7 4-22 80 190 152.5 127 22 1.6 4-19 152 124 350 1 F 165 127 92 26 7 8-19 65 178 139.5 105 20 1.6 4-19 162 154 380 2" 3" F 165 127 92 26 7 8-19 80 190 152.5 127 22 1.6 4-19 162 154 380 1 H 190 149 100 29 7 8-22 100 229 190.5 157 24 1.6 8-19 143 165 380 3" 4" L 210 168 127 32 10 8-22 100 229 190.5 157 24 1.6 8-19 162 155 460 4" 6" N 273 216 157 38 10 8-25 150 279 241.5 216 26 1.6 8-22 210 200 520 6" 8" P 356 292 216 46 10 12-29 200 343 298.5 270 29 1.6 8-22 241 240 750 注：出口法兰为150Lb。 Remark:150Lb for outlet flange. TFA42C900 TFA42C900P TFA42C900R Nominal Diameter DN(in) Dimension (mm) do D D1 D2 b t Z- d DN' D' D1' D2' b' t' Z- d' L L1 H 1 F 178 123.8 73 32 10 4-29 50 152 120.5 92 18 1.6 4-19 115 124 360 2" 3" H 216 165.1 92 38 10 8-25 80 190 152.5 127 22 1.6 4-19 162 154 390 3" 4" J 241 190.5 127 38 10 8-25 100 229 190.5 157 24 1.6 8-19 181 184 480 4" 6" K 292 234.9 157 44 12 8-32 150 279 241.5 216 26 1.6 8-22 222 197 540 注：出口法兰为150Lb。 Remark:150Lb for outlet flange. TFA42C1500 TFA42C1500P TFA42C1500R Nominal Diameter DN(in) Dimension (mm) do D D1 D2 b t Z- d DN' D' D1' D2' b' t' Z- d' L L1 H 3 D 130 88.9 43 20 10 4-22 25 124 89 51 18 1.6 4-19 120 136 310 1 D 178 123.8 73 26 12 4-28 50 165 127 92 22 1.6 8-19 140 105 360 11/" 21/ " F 178 123.8 73 26 12 4-28 65 190 149 105 24 1.6 8-22 152 124 360 2" 3" G 216 165.1 92 32 15 8-25 80 210 168.5 127 28 1.6 8-22 162 154 380 3" 4" J 267 203.2 127 42 14 8-32 100 254 200 157 32 1.6 8-22 181 184 490 注：出口法兰为300Lb。 Remark:300Lb for outlet flange.
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