Steel 08ps

Designation

Name The value
Designation GOST Cyrillic 08пс
Designation GOST Latin 08pc
Transliteration 08ps
By chemical elements 8

Description

Steel 08ps used: for the manufacture of sheet metal 1−3 mm 4−14 category, intended for cold forming; sheet rolled double-sided electrolytic coating and single-side polymer coating, used in the construction industry, commercial engineering, industrial ventilation, household appliances, decoration and other purposes; cold-rolled strips, intended for the production of flexible metal hoses; gaskets, washers, plugs, tubes, and parts subjected to chemical-thermal treatment of bushings, eyelets, rods; for the manufacture of parts by cold-forming steel has the ability to very deep drawing (VG); electric-welded pipes for the manufacture of domestic and industrial tubular electric heaters (teh) and other mechanical engineering products; electrically welded tubes; cold rolled strip 0,05−4,00 mm, designed for bending and stamping parts; flux cored wire; parts of bearings and other metal products.

Note

The degree of deoxidation — PS.

Standards

Name Code Standards
Bars and shapes В32 GOST 1050-88, GOST 7417-75, GOST 8560-78, GOST 10702-78, GOST 14955-77, GOST 1050-2013, TU 14-1-2118-77, TU 14-11-245-88, TU 14-136-367-2008
Sheets and strips В33 GOST 1577-93, GOST 4041-71, GOST 9045-93, GOST 13345-85, TU 14-1-2473-78, TU 14-1-3385-82, TU 14-1-4516-88
Steel pipes and fittings to them В62 GOST 3262-75, GOST 10704-91, GOST 10705-80, GOST 10707-80, GOST 20295-85, GOST 24950-81, TU 14-152-42-98, TU 14-3-1428-86, TU 14-3Р-63-2002, TU 1373-022-05757850-08, TU 1373-013-02949352-2003
Tape В24 GOST 3560-73
Steel wire medium and high carbon В72 GOST 3920-70, GOST 7372-79, GOST 9389-75, GOST 9850-72, GOST 26366-84
Tape В34 GOST 503-81, GOST 10234-77, GOST 19851-74, TU 14-1-754-73, TU 14-4-151-82, TU 14-4-1453-88, TU 14-1-3982-85
Sheets and strips В23 GOST 82-70, GOST 14918-80, GOST 16523-97, GOST 19904-90, GOST 16523-89, GOST 16523-70, GOST 19903-90, TU 14-1-4695-89, TU 14-106-669-2003, TU 14-1-4438-88
Bars and shapes В22 GOST 8278-83, GOST 8281-80, GOST 8282-83, GOST 8283-93, GOST 8319.0-75, GOST 9234-74, GOST 10551-75, GOST 11474-76, GOST 2590-2006, GOST 2879-2006, TU 14-2-341-78
Blanks. Of the workpiece. Slabs В31 OST 3-1686-90, TU 14-1-4944-90
Test methods. Packing. Marking В29 TU 14-106-485-99

Chemical composition

Standard C S P Mn Si Fe Al
GOST 9045-93 ≤0.09 ≤0.03 ≤0.025 ≤0.45 ≤0.04 Rest ≤0.07
Fe is the basis.
According to GOST 9045-93, carbon content C≤0.10% is allowed provided that the norms of mechanical properties are observed.
According to GOST 1050-88, the nitrogen content is specified for the steel of the oxygen-converter method of smelting. For all other types of smelting, the nitrogen content was N≤0.008%.
According to GOST 4041-71 the chemical composition is given for steel used for the production of flat products of the third category. Rental of 1-2 categories are made by chemical composition GOST 1050.

Mechanical properties

Section, mm sT|s0,2, MPa σU, MPa d5, % d4 d d10 y, % HB, MPa HRB
Tape flatted average strength of 0.1-4.0 mm according to GOST 10234-77 in the state of delivery (indicated delivery)
- - 490-780 - - - - - - -
- - 390-540 - - - - - - -
- - 540-690 - - - - - - -
- - 690-830 - - - - - - -
- - ≤440 - - ≥20 - - - -
- - ≤410 - - - - - - -
Cold-rolled steel strip 0,05-4,00 mm according to GOST 503-81 on delivery
- - ≥540 - - - - - - -
≤1.5 - 310-440 - ≥17 - - - - -
1.55-2 - 310-440 - ≥18 - - - - -
2.1-2.9 - 310-440 - ≥20 - - - - -
3-4 - 310-440 ≥24 - - - - - -
2.1-2.9 - 440-590 - ≥4 - - - - -
3-4 - 440-590 ≥4 - - - - - -
≤1.5 - 270-390 - ≥23 - - - - -
1.55-2 - 270-390 - ≥26 - - - - -
2.1-2.9 - 270-390 - ≥30 - - - - -
3-4 - 270-390 ≥32 - - - - - -
≤1.5 - 370-510 - ≥7 - - - - -
1.55-2 - 370-510 - ≥9 - - - - -
2.1-2.9 - 370-510 - ≥10 - - - - -
3-4 - 370-510 ≥12 - - - - - -
Rolled sheet 1-2 categories of heat-treated (annealing, normalization, high tempering or normalizing + tempering) in the delivery state according to GOST 4041-71
4-14 - 270-410 ≥32 - - ≥28 - ≤109 ≤61
Longitudinal electric-welded pipes (Dy=10-530 mm) in the delivery condition. Listed marsvolta base metal
- ≥196 ≥314 ≥25 - - - - - -
Hot-rolled steel and hot rolled with special surface finish
- - - - - - - - ≤131 -
- - - - - - - - ≤115 -
Steel calibrated and calibrated with special surface finish
- - ≥370 ≥8 - - - ≥60 ≤179 -
- - 310-410 - - - - ≥60 ≤131 -
- - 290-390 - - - - ≥60 ≤131 -
Hot-rolled sheet in the delivery condition. Group strength К270В
≤2 - 270-410 - ≥24 - - - - ≤65
2-3.9 - 270-410 - ≥26 - - - - ≤65
Cold-rolled sheet in the delivery condition. Group strength К270В
≤2 - 270-410 - ≥25 - - - - ≤65
2-3.9 - 270-410 - ≥28 - - - - ≤65
Sheet hire 3 categories of heat-treated (annealing, normalization, high tempering or normalizing + tempering) in the delivery state according to GOST 4041-71
4-8 ≤235 ≤360 ≥36 - - ≥32 - ≤98 ≤54
Mechanical properties of heat-treated cold-rolled plates for cold forming according to GOST 9045-93 on delivery
≤0.7 - 250-390 - ≥26 - - - - -
0.7-1.5 - 250-390 - ≥28 - - - - -
1.5-2 - 250-390 - ≥29 - - - - -
2-3.9 - 250-390 - ≥30 - - - - -
Strip, hot-rolled or normalized
6-25 175 295 35 - - - 60 - -
Cold-rolled steel strip
- - 315-440 - 17 - - - - -
- - 440-590 - 4 - - - - -
- - 245-390 - 23 - - - - -
- - 370-510 - 7 - - - - -
Electric-welded pipes for the manufacture of heating elements (DH=10-25mm.) Heat-treated in the delivery condition.
- - ≥260 ≥30 - - - - - -

Description mechanical marks

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
d4 Elongation after rupture
d Elongation after rupture
d10 Elongation after rupture
y The relative narrowing
HB Brinell hardness number
HRB Rockwell hardness (indenter steel, spherical)

Technological properties

Name The value
Weldability Welded without restriction, except for the parts after chemical and heat treatment; welding methods: SMAW, ADS submerged arc and gas protection, the CCC.
Склонность к отпускной хрупкости tend not
The temperature of forging Start - 1250 °C, the end - of 800 °C. the cross Sections up to 300 mm are cooled in air.
Flock-sensitive sensitivity not sensitive
Machinability In the hot rolled condition when blower SB 131 and HB=315-410 MPa Kn TV.SPL.=2.1 Kn b.St.=1.65