Steel 16G2AF
03CrNiSteel
05G1B steel
06G2AF steel
06G2MFB steel
06G2FR steel
06CGSY steel
Steel 07GBU
Steel 07GFB (07GFB-U)
08G1NFB steel
Steel 08G2MF (08G2MFA)
08G2S steel
08G2SFB steel
Steel 08G2T (08G2T-U)
08G2FBT steel
08GBU steel
Steel 08GBUTR
Steel 09G2
Steel 09G2D
Steel 09G2S (09G2SA)
Steel 09G2SD
Steel 09G2FB (09G2BT)
09GBU steel
09GNFB steel
Steel 09GSNBTs
09CrNi2Ab steel
10G2B steel
Steel 10G2BD
10G2BTU steel
Steel 10G2S1
Steel 10G2S1D
10G2SB steel
10G2SFB steel
10G2T steel
10G2FB steel
10Г2ФБЮ steel
10GNB steel
Steel 10GS2
10GT steel
Steel 10ХГСН1Д (СХЛ-45)
10XDP steel
Steel 10ХН1М (ВК-1А)
10KhNDM steel
10XNDP steel
Steel 10ХСНД (СХЛ-4)
Steel 12G (12GA)
Steel 12G2AF
Steel 12G2B
Steel 12G2S
Steel 12G2SB
Steel 12G2SMF
Steel 12G2SMFAU
12GN2MFAu steel
12NDU steel
Steel 12GS (Sv-12GS)
12GSB steel
12GF steel
12ХГДАФ steel
12HSND steel
Steel 13G1S (13G1S-U)
Steel 13G1SB (13G1SB-U)
13G2AF steel
13GDF steel
Steel 13GS (13GS-U)
Steel 13GF (13GFA)
Steel 14G2
Steel 14G2AF
Steel 14G2AFD
Steel 14GS
Steel 14GF
Steel 14ХГМДЦ
Steel 14KhGS
15Г2АФД steel (15Г2АФДпс)
15G2SF steel
15G2SFD steel
15Г2ФБЮ steel
15GS steel
15GF steel
15GFD steel
15KhDP steel
15HSND steel
Steel 16G (16GA)
16G2AF steel
Steel 16G2AFD
Steel 16G2SF (16G2SAF)
16GD steel
16GMYUCH steel
16GS steel
16GFB steel
Steel 16D
Steel 17G1S (17G1S-U)
Steel 17GS
Steel 18G2AF (18G2AFps)
Steel 18Г2АФД (18Г2АФДпс)
18G2S steel
18YuT steel (Ch-33)
Steel 19YuFT (Ch37)
Steel 1Х2М1
Steel 20G2S
20GS steel
Steel 20GS2
Steel 20GSF (20GSFL)
Steel 20Х2Г2СР
Steel 20KhG2Ts
Steel 20ХГСС2
Steel 22G2
22GYu steel
Steel 22C
Steel 22Kh2G2AU
Steel 22Kh2G2P
Steel 23Cr2G2T
Steel 25G2S
Steel 25GS
Steel 25C2P
Steel 27GS
Steel 28G2S1D
Steel 28G2SFB (28G2SFBD)
Steel 28C
Steel 30HS2
Steel 32G2RPs
Steel 35GS
45KhGMA steel
Steel 80C
Steel SVS-690 (Severstal-690)
X56 steel
Designation
| Name | The value |
|---|---|
| Designation GOST Cyrillic | 16Г2АФ |
| Designation GOST Latin | 16G2AF |
| Transliteration | 16G2AF |
| The chemical elements | 16Mn2NV |
Description
16G2AF steel is used: for the manufacture of steel structures, welded farm and other machinery; electric-welded pipes with a diameter of 127, 140, 152, 159, 168, 219, 273 mm for building; casings of blast furnaces.
Note
Steel low alloy manganese vanadium with nitrogen. The degree of deoxidation — SP.
16G2AF steel provides strength grade sheet, universal broadband rental and roll-formed profiles KP 390 with plate thickness of 32 to 40 mm., CP 440 with a thickness up to 32 mm. without the use of additional hardening treatment.
Standards
| Name | Code | Standards |
|---|---|---|
| Classification, nomenclature and general norms | В20 | GOST 19281-89 |
| Pipes steel and connecting parts to them | В62 | GOST 20295-85, GOST 24950-81, TU 14-3-567-76, TU 14-3-67-72 |
| Sheets and stripes | В23 | GOST 82-70, GOST 19903-74, GOST 19282-73, GOST 19903-90, TU 14-1-1175-74, TU 14-1-4632-93, TU 14-1-5507-2005 |
| Sectional and shaped rolling | В22 | GOST 8278-83, GOST 8281-80, GOST 8282-83, GOST 8283-93, GOST 9234-74, GOST 11474-76, TU 14-1-1762-76 |
| Sheets and stripes | В33 | TU 14-1-1779-76, TU 14-1-4431-88, TU 14-1-219-72 |
| Sectional and shaped rolling | В32 | TU 14-136-367-2008 |
Chemical composition
| Standard | C | S | P | Mn | Cr | Si | Ni | Fe | Cu | N | As | Al | V | Ti |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GOST 19282-73 | 0.14-0.2 | ≤0.04 | ≤0.035 | 1.3-1.7 | ≤0.4 | 0.3-0.6 | ≤0.3 | The rest | ≤0.3 | 0.015-0.025 | ≤0.08 | ≤0.05 | 0.08-0.14 | ≤0.03 |
| TU 14-1-5507-2005 | 0.14-0.18 | ≤0.006 | ≤0.012 | 1.3-1.7 | ≤0.4 | 0.2-0.5 | ≤0.3 | The rest | ≤0.3 | 0.015-0.025 | - | - | 0.08-0.14 | - |
| TU 14-1-219-72 | 0.14-0.2 | ≤0.04 | ≤0.035 | 1.3-1.7 | ≤0.4 | 0.4-0.7 | ≤0.3 | The rest | ≤0.3 | 0.015-0.03 | - | - | 0.08-0.18 | - |
Fe is the basis.
According to GOST 19282-73 chemical analysis of steel grade 16G2AF is presented. Modification of steel by calcium and rare earth elements is allowed from the calculation of the introduction into the metal of not more than 0.02% calcium and 0.05% rare earth elements.
According to GOST 19281-89 and GOST 19282-73, it is allowed to add aluminum and titanium from the calculation of the mass fraction in the rolled aluminum - no more than 0.050%, titanium - no more than 0.030%.
According to TU 14-1-1762-76 chemical analysis of steel grade 16G2AF is presented.
According to TU 14-1-219-72 chemical analysis of steel grade 16G2AF on a ladle sample is presented. The nitrogen content is calculated.
According to TU 14-1-5507-2005 chemical analysis of 16G2AF-III grade steel is presented.
According to GOST 19282-73 chemical analysis of steel grade 16G2AF is presented. Modification of steel by calcium and rare earth elements is allowed from the calculation of the introduction into the metal of not more than 0.02% calcium and 0.05% rare earth elements.
According to GOST 19281-89 and GOST 19282-73, it is allowed to add aluminum and titanium from the calculation of the mass fraction in the rolled aluminum - no more than 0.050%, titanium - no more than 0.030%.
According to TU 14-1-1762-76 chemical analysis of steel grade 16G2AF is presented.
According to TU 14-1-219-72 chemical analysis of steel grade 16G2AF on a ladle sample is presented. The nitrogen content is calculated.
According to TU 14-1-5507-2005 chemical analysis of 16G2AF-III grade steel is presented.
Mechanical characteristics
| Section, mm | sT|s0,2, MPa | σB, MPa | d5, % | d | y, % |
|---|---|---|---|---|---|
| Sheets and strips (samples transverse) | |||||
| 32-50 | ≥410 | ≥570 | ≥20 | - | - |
| The hot rolled band roll as supplied on the other 14-1-219-72 | |||||
| - | ≤441 | ≤637.6 | - | ≥16 | - |
| The plates and universal broadband in the state of delivery GOST 19282-73 | |||||
| 32-50 | ≥410 | ≥570 | ≥20 | - | - |
| Sheets and strips (samples transverse) | |||||
| 32 | ≥440 | ≥590 | ≥20 | - | - |
| The plates and universal broadband in the state of delivery GOST 19282-73 | |||||
| 5-32 | ≥440 | ≥590 | ≥20 | - | - |
| Steel hot rolled as supplied on the other 14-1-1762-76 | |||||
| 6-9 | ≤440 | ≤686 | ≥20 | - | - |
| Rolled plates in the state of delivery on the other 14-1-5507-2005. Normalization of the plates with a thickness up to 60 mm. Protivosokova processing sheets with a thickness over 60 mm. In the graph, the relative narrowing of the given parameter relative narrowing across rolling/in the direction of thickness of the sheet | |||||
| 25-32 | ≥440 | ≥590 | ≥25 | - | ≥60/30 |
| 33-50 | ≥410 | ≥570 | ≥25 | - | ≥60/30 |
| 51-100 | ≥390 | ≥490 | ≥25 | - | ≥60/30 |
Description mechanical marks
| Name | Description |
|---|---|
| Section | Section |
| sT|s0,2 | Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σB | Limit short-term strength |
| d5 | Elongation after rupture |
| d | Elongation after rupture |
| y | The relative narrowing |
Technological properties
| Name | The value |
|---|---|
| Weldability | Welded without any restrictions. |
| Macrostructure and contamination | The macrostructure of the leaves on the other 14-1-5507-2005, check for the etched cross Templeton, length not less than 100 mm should not be visible without using the magnifying devices of the traces of shrinkage looseness, blistering, delamination, cracks, inclusions and Kramatorsk, as well as placenow. |
| Shock bend | Rolled plates with a thickness of 25-100 mm shall be tested for impact strength. Impact strength when tested must be: KCU-40°C ≥ 980 kJ/m2, KCU-70°C ≥ 290 kJ/m2, KCV-40°C ≥ 390 kJ/m2. |
