Steel 10G2S1
Description
Steel 10G2S1
Steel 10G2S1: a brand of steels and alloys. Below is the systematized information on the purpose, chemical composition, types of supplies, substitutes, temperature of critical points, physical, mechanical, technological and casting properties for the grade — Steel 10G2S1.
General information about steel 10G2S1
| Substitute brand |
| steel 10G2S1D |
| Delivery type |
| long products, including shaped: GOST 19281−73, GOST 2590−71, GOST 2591−71, GOST 8509−86, GOST 8239−72, GOST 8240−72, GOST 8510−86. Thick sheet GOST 19282−73, GOST 19903−74, GOST 5520−79. Thin sheet GOST 17066−80, GOST 19903−74, GOST 19904−74. Strip GOST 82−70. Pipes OST 14−21−77. |
| Application |
| various parts and elements of welded metal structures operating at temperatures from -70 ° C; Apparatuses, vessels and parts of steam boilers operating at temperatures from -70 to + 475 ° C under pressure. |
Chemical composition of steel 10G2S1
| Chemical element |
% |
| Nitrogen (N), no more |
0.008 |
| Silicon (Si) |
0.8−1.1 |
| Manganese (Mn) |
1.3−1.65 |
| Copper (Cu), no more |
0.30 |
| Arsenic (As), no more |
0.08 |
| Nickel (Ni), no more |
0.30 |
| Sulfur (S), no more |
0.040 |
| Carbon ©, no more |
0.12 |
| Phosphorus (P), no more |
0.035 |
| Chromium (Cr), no more |
0.30 |
Mechanical properties of steel 10G2S1
| Heat treatment, delivery condition |
Section, mm |
σ 0.2, MPa |
σ B, MPa |
δ 5 ,% |
| Sections and sections |
<5 |
355 |
490 |
21 |
| Sections and sections |
5−10 |
345 |
490 |
21 |
| Sections and sections |
10−20 |
335 |
480 |
21 |
| Sheets and strips (cross samples) |
20−32 |
325 |
470 |
21 |
| Sheets and strips (cross samples) |
32−60 |
325 |
450 |
21 |
| Sheets and strips (cross samples) |
60−100 |
295 |
430 |
21 |
| Sheets after quenching, tempering (transverse samples) |
10−40 |
390 |
530 |
19 |
| Hot rolled sheets |
2−3.9 |
|
490 |
|
Mechanical properties at elevated temperatures
| test t, ° C |
σ 0.2, MPa |
σ B, MPa |
δ,% |
ψ,% |
| Rolled sheets 32 mm thick (transverse samples) |
| 20 |
335 |
485 |
35 |
75 |
| 100 |
305 |
|
33 |
74 |
| 200 |
300 |
460 |
|
70 |
| 300 |
250 |
|
|
69 |
| 400 |
185 |
405 |
thirty |
|
| 500 |
175 |
335 |
31 |
|
| Sheets 16 mm thick. Normalization (samples are transverse) |
| 20 |
380 |
520 |
26 |
70 |
| 100 |
350 |
475 |
25 |
65 |
| 200 |
335 |
470 |
19 |
57 |
| 300 |
260 |
510 |
19 |
60 |
Technological properties of steel 10G2S1
| Forging temperature |
| The beginning is 1200, the end is 850. |
| Weldability |
| weldable without restrictions. Welding methods: RDS, ADS submerged arc and gas shielded, EShS. |
| Tendency to release ability |
| not inclined |
| Flock sensitivity |
| not sensitive |
Impact strength of steel 10G2S1
Impact strength, KCU, J / cm 2
| Delivery status, heat treatment |
+20 |
-40 |
-70 |
| GOST 19281−73. Sections and shapes with a section of 5−10 mm. |
64 |
39 |
29 |
| GOST 19281−73. Sections and shapes with a section of 10−20 mm. |
59 |
29 |
24 |
| GOST 19281−73. Sections and sections with a section of 20−100 mm. |
59 |
29 |
|
| GOST 19282−73. Sheets and strips (Cross samples) with a cross section of 5−10 mm. |
64 |
39 |
29 |
| GOST 19282−73. Sheets and strips (Cross samples) with a section of 10−100 mm. |
59 |
29 |
24 |
Endurance limit of steel 10G2S1
| σ -1, MPa |
σ B, MPa |
| 230 |
580 |
Yield strength of steel 10G2S1
| Test temperature, ° C / s 0.2 |
| 250 |
300 |
350 |
400 |
| 245 |
215 |
195 |
175 |
