St6ps Structural carbon steel of ordinary quality

Steelun Designation of St6ps Structural carbon steel of ordinary quality:

Name The value
Designation GOST Cyrillic Ст6пс
Designation GOST Latin Ct6pc
Transliteration St6ps
By chemical elements 6
Name The value
Designation GOST Cyrillic ВСт6пс
Designation GOST Latin BCt6pc
Transliteration VSt6ps
By chemical elements 6

Description Steelun of St6ps Structural carbon steel of ordinary quality:

St6ps steel is used: for the manufacture of Bab hammers, spindles, wedges, construction scrap and other parts exposed to impact loads; parts of high strength (axles, shafts, fingers, pistons, etc.); two-headed rails, t-type P5, is designed for ground and suspended tracks.

Note

The degree of deoxidation — PS.

Steelun Standards of St6ps Structural carbon steel of ordinary quality:

Name Code Standards
Sheets and strips В23 GOST 14918-80, GOST 103-2006
Steel pipes and fittings to them В62 GOST 3262-75, TU 14-3-1160-83, TU 14-3-1428-86
Tape В24 GOST 3560-73, STP М309-74
Classification, nomenclature and General rules В20 GOST 380-2005
Bars and shapes В22 GOST 5422-73, GOST 5781-82, GOST 8239-89, GOST 8240-97, GOST 8509-93, GOST 8510-86, GOST 19240-73, GOST 19425-74, GOST 535-2005, GOST 2590-2006, GOST 2591-2006, GOST 2879-2006, OST 5.9086-85, OST 5.9087-84
Blanks. Of the workpiece. Slabs В31 OST 3-1686-90, TU 14-1-4944-90
Sheets and strips В33 TU 14-1-4431-88
Bars and shapes В32 TU 14-2-849-89, TU 14-11-245-88, TU 14-136-367-2008

Chemical composition Steelun of St6ps Structural carbon steel of ordinary quality:

Standard C S P Mn Cr Si Ni Fe Cu N As
GOST 380-2005 0.38-0.49 ≤0.05 ≤0.04 0.5-0.8 ≤0.3 0.05-0.15 ≤0.3 Rest ≤0.3 ≤0.012 ≤0.08
Fe is the basis.
The nitrogen content is indicated for steel smelted in electric furnaces. In open-hearth and converter steels, the content of N≤0.010%.

Steelun Mechanical properties of St6ps Structural carbon steel of ordinary quality:

Section, mm sT|s0,2, MPa σU, MPa d5, %
The hot rolled shapes in the state of delivery
≤20 ≥315 ≥590 ≥15
20-40 ≥305 ≥590 ≥14
40 ≥295 ≥590 ≥12

Description mechanical marks steelun of St6ps Structural carbon steel of ordinary quality:

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d5 Elongation after rupture

Steelun Physical characteristics of St6ps Structural carbon steel of ordinary quality:

Temperature Е, HPa G, HPa
0 197 82
20 197
100 197 80
200 186 77
300 175 74
400 168 71
500 67
600 62

A description of the physical symbols steelun of St6ps Structural carbon steel of ordinary quality:

Name Description
Е The normal elasticity modulus
r Density
l Coefficient of thermal conductivity
R UD. the resistivity

Steelun Technological properties of St6ps Structural carbon steel of ordinary quality:

Name The value
Weldability Limited weldability; welding methods: SMAW, ADS submerged arc and gas protection electroslag welding. Recommended heating and subsequent heat treatment. The CCC without restriction.
The tendency to temper brittleness tend not
The temperature of forging Start – 1250 °C, the end – 780 °C. the cross Sections up to 400 mm are cooled in air.
Flock-sensitive sensitivity not sensitive
Machinability In hot-rolled state when HB 158 and blower SB=640M PA Kn TV.SPL.=1.2 Kn b.St.=1.2

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