A48SH ANSI Standard High Temperature High Pressure Steam Safety Relief Valve
Pressure Protection Device for the equipment and pipeline of the steam, ect. The working temperature with Carbon Material Type are less than 425ºC and with WC6 Material type are less than 500ºC and WC9 Material Type are less than 550ºC.A48SH ANSI Standard High Temperature High Pressure Steam Safety Relief Valve Material
NO | Parts | Cast Steell Material | WC6 Material | WC9 Material |
1 | Body | WCB | ZG1Cr5Mo | ZG15Cr1MoV |
2 | Seat | 2Cr13 | 1Cr18Ni9Ti | 12Cr1MoVA |
3 | Adjusting Ring | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
4 | Disc | 2Cr13 | 17-4PH | 17-4PH |
5 | Guiding Sleeve | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
6 | Heat Radiator | ZG230-450 | ZG230-450 | ZG230-450 |
7 | Bonnet | ZG230-450 | ZG230-450 | ZG230-450 |
8 | Spring | 50CrVA | 50CrVA | 50CrVA |
A48SH ANSI Standard High Temperature High Pressure Steam Safety Relief Valve Dimension.
Model | DN | do | D | K | g | g1 | b | f | f1 | Z-φd | DN | D1 | K1 | g3 | g2 | b1 | f | f1 | Zr-φd1 | L | L1 | ≈H |
GAA48Y-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 |
| 165 | 26 | 3 |
| 12-23 | 250 | 405 | 355 |
| 320 | 30 | 3 |
| 12-26 | 290 | 210 | 1135 | |
GAA48Y-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 | 165 | 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<% |
6.4 10.0 | 25 | 15 | 32 | 110 | 100 |
32 | 20 | 40 | 130 | 110 | |
40 | 25 | 50 | 135 | 120 | |
50 | 32 | 65 | 160 | 130 | |
50 | 32 | 80 | 160 | 145 | |
65 | 40 | 80 | 175 | 160 | |
80 | 50/40 | 100 | 175 | 160 | |
100 | 65/50 | 125 | 220 | 200 | |
100 | 50 | 150 | 255 | 225 | |
150 | 100/80 | 200 | 280 | 280 | |
200 | 100 | 250 | 300 | 300 | |
16.0 | 50 | 32 | 80 | 160 | 145 |
80 | 40 | 150 | 230 | 210 |