State standard for boiler steel
Are you interested in boiler steel in the GOST system? Supplier Evek GmbH offers to buy boiler steel in any quantity at an affordable price in a wide range. We provide delivery of products to any point on the continent. The price is optimal.
Technical characteristics
For the manufacture of parts of boilers, steam pipes and other similar products of power purposes, which operate at elevated temperatures up to 350 ... 600 ° C, use the usual low-carbon steel type 15K, 20K, building low-alloy steel type 09G2H, as well as structural alloy steel, containing a high percentage of manganese, silicon and vanadium.
Chemical composition, GOST 5520-79
| Steel grades | Chemical content, % | |||||||||
| C | Si | Mn | P | S | Cu | Ni | Cr | Mo | V | |
| not more than | ||||||||||
| 20К | 0,17-0,24 | 0,17-0,37 | 0,35-0,65 | 0,03 | 0,025 | 0,3 | 0,25 | 0,25 | ||
| 15GS | 0,12-0,18 | 0,70-1,00 | 0,90-1,30 | 0,035 | 0,025 | 0,3 | 0,3 | 0,30 | ||
| 15CRM | 0,10-0,15 | 0,17-0,37 | 0,40-0,70 | 0,035 | 0,025 | 0,2 | 0,25 | 0,80-1,10 | 0,40-0,55 | |
| 12CR1MOV | 0,10-0,15 | 0,17-0,37 | 0,40-0,70 | 0,025 | 0,025 | 0,2 | 0,25 | 0,90-1,20 | 0,25-0,35 | 0,15-0,30 |
| 15CR1M1F | 0,10-0,15 | 0,17-0,37 | 0,40-0,70 | 0,025 | 0,025 | 0,25 | 0,25 | 1,10-1,40 | 0,90-1,10 | 0,20-0,35 |
Evek GmbH offers to buy boiler steel at an affordable price in a wide range. Provide product delivery anywhere in the continent. The price is optimal.
Mechanical properties of boiler steel, GOST 5520-79
| Steel grade | Temperature, °С | Creep limit at elongation 1% | Long durability | |||
| 10000 ч | 100000 ч | 10000 ч | 100000 ч | 200000 ч | ||
| N/mm2 (kgf/mm2) | ||||||
| 16К | 380 | 194 (19,8) | 132 (13,5) | 233 (23,8) | 157 (16,0) | 139 (14,2) |
| 390 | 188 (12,3) | 121 (12,3) | 215 (21,9) | 143 (14,6) | 125 (12,8) | |
| 400 | 162 (16,5) | 108 (11,0) | 196 (20,0) | 129 (13,2) | 113 (11,5) | |
| 410 | 146 (14,9) | 96 (9,8) | 178 (18,1) | 116 (11,8) | 101 (10,3) | |
| 420 | 130 (13,3) | 84 (8,6) | 160 (16,3) | 103 (10,5) | 89 (9,1) | |
| 430 | 116 (11,8) | 74 (7,5) | 144 (14,7) | 91 (9,3) | 77 (7,9) | |
| 440 | 103 (10,5) | 64 (6,5) | 129 (13,2) | 79 (8,1) | 67 (6,8) | |
| 450 | 91 (9,3) | 54 (5,5) | 115 (11,7) | 69 (7,0) | 58 (5,9) | |
| 460 | 80 (8,2) | 46 (4,7) | 103 (10,5) | 59 (6,0) | 69 (5,0) | |
| 470 | 72 (7,3) | 38 (3,9) | 92 (9,4) | 50 (5,1) | 41 (4,2) | |
| 480 | 64 (6,5) | 31 (3,2) | 82 (8,4) | 42 (4,3) | 33 (3,4) | |
| (490) | 57 (5,8) | 25 (2,6) | 74 (7,6) | 35 (3,6) | 26 (2,7) | |
| 16GS | 390 | 197 (20,1) | 137 (14,0) | 277 (28,2) | 194 (19,8) | 174 (17,7) |
| 400 | 175 (17,8) | 102 (10,4) | 248 (25,3) | 172 (17,5) | 152 (15,5) | |
| 410 | 155 (15,8) | 106 (10,98) | 221 (22,5) | 151 (15,4) | 132 (13,5) | |
| 420 | 137 (14,0) | 93 (9,5) | 194 (19,8) | 132 (13,5) | 115 (11,7) | |
| 430 | 121 (12,3) | 80 (8,2) | 172 (17,5) | 115 (11,7) | 100 (10,2) | |
| 17GS | 440 | 106 (10,8) | 69 (7,0) | 150 (15,3) | 100 (10,2) | 86 (8,8) |
| 450 | 92 (9,4) | 59 (6,0) | 131 (13,4) | 86 (8,8) | 75 (7,6) | |
| 460 | 80 (8,2) | 50 (5,1) | 116 (11,8) | 75 (7,6) | 64 (6,5) | |
| 470 | 70 (7,1) | 43 (4,4) | 102 (10,4) | 64 (6,5) | 54 (5,5) | |
| 480 | 61 (6,2) | 37 (3,8) | 88 (9,0) | 54 (5,5) | 54 (4,6) | |
| (490) | 53 (5,4) | 31 (3,2) | 78 (8,0) | 46 (4,7) | 38 (3,9) | |
| 12CRM | 450 | 235 (24,0) | 192 (19,6) | 333 (34,0) | 265 (27,0) | 240 (24,5) |
| 460 | 224 (22,8) | 178 (18,2) | 317 (32,3) | 247 (25,2) | 223 (22,7) | |
| 470 | 212 (21,6) | 163 (16,6) | 298 (30,4) | 228 (23,2) | 205 (20,9) | |
| 480 | 198 (20,2) | 146 (14,9) | 278 (28,4) | 208 (21,2) | 186 (19,0) | |
| 490 | 183 (18,7) | 129 (13,2) | 257 (26,2) | 187 (19,1) | 167 (17,0) | |
| 12CRM | 500 | 167 (17,0) | 113 (11,5) | 233 (24,0) | 167 (17,0) | 146 (14,9) |
| 510 | 145 (14,8) | 94 (9,6) | 208 (21,2) | 140 (14,3) | 120 (12,2) | |
| 520 | 122 (12,4) | 78 (8,0) | 179 (18,3) | 112 (11,4) | 94 (9,6) | |
| 530 | 102 (10,4) | 64 (6,5) | 150 (15,3) | 86 (8,9) | 71 (7,2) | |
| 540 | 84 (8,6) | 50 (5,1) | 126 (12,8) | 66 (6,7) | 52 (5,3) | |
| 550 | 69 (7,0) | 38 (3,9) | 103 (10,5) | 49 (5,0) | 37 (3,8) | |
| (560) | 58 (5,9) | 29 (3,0) | 85 (8,7) | 38 (3,9) | 27 (2,8) | |
| 10X2M | 470 | 204 (20,8) | 117 (11,9) | 242 (24,7) | 168 (17,1) | 149 (15,2) |
| 480 | 184 (18,8) | 106 (10,8) | 106 (10,8) | 149 (15,2) | 132 (13,5) | |
| 490 | 165 (16,8) | 97 (9,9) | 97 (9,9) | 132 (13,5) | 116 (11,8) | |
| 500 | 147 (15,0) | 87 (8,9) | 87 (8,9) | 118 (12,0) | 102 (10,4) | |
| 510 | 128 (13,1) | 78 (8,0) | 78 (8,0) | 105 (10,7) | 91 (9,3) | |
| 520 | 112 (11,4) | 70 (7,1) | 70 (7,1) | 93 (9,5) | 80 (8,2) | |
| 530 | 97 (9,9) | 62 (6,3) | 62 (6,3) | 82 (8,4) | 71 (7,2) | |
| 540 | 83 (8,5) | 54 (5,5) | 54 (5,5) | 73 (7,4) | 62 (6,3) | |
| 550 | 71 (7,2) | 46 (4,7) | 46 (4,7) | 63 (6,4) | 53 (5,4) | |
| 560 | 61 (6,2) | 40 (4,1) | 40 (4,1) | 53 (5,4) | 45 (4,6) | |
| 570 | 53 (5,4) | 34 (3,5) | 34 (3,5) | 46 (4,7) | 38 (3,9) | |
| 12CRMO | 500 | 210 (21,4) | 186 (19,0) | 145 (14,8) | ||
| 510 | 180 (18,4) | 170 (17,4) | 130 (13,3) | |||
| 520 | 170 (17,4) | 157 (16,0) | 115 (11,7) | |||
| 530 | 150 (15,3) | 141 (14,4) | 105 (10,7) | |||
| 540 | 135 (13,6) | 126 (12,9) | 95 (9,7) | |||
| 550 | 120 (12,6) | 113 (11,5) | 85 (8,7) | |||
| 560 | 110 (10,2) | 98 (10,0) | 75 (7,6) | |||
| 570 | 100 (10,2) | 88 (9,0) | 70 (7,2) | |||
| 580 | 90 (9,2) | 78 (8,0) | 60 (6,1) | |||
| 590 | 80 (8,2) | 68 (6,9) | 55 (5,6) | |||
| 600 | 70 (7,2) | 59 (6,0) | 50 (5,1) | |||
| 610 | 65 (6,6) | 50 (5,1) | - | |||
The temperature values in parentheses indicate that the corresponding steel at this temperature should not be used under continuous loading conditions.
Buy. Supplier, price.
Are you interested in boiler steel in the GOST system? Supplier Evek GmbH offers to buy boiler steel in any quantity at the manufacturer's price. We provide delivery of products to any point on the continent. The price is optimal. We invite to partner cooperation/
