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Steel 10ps

Description

Steel 10ps

Steel 10ps: brand of steels and alloys. Below is a 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 10ps.

General information of steel 10ps

Substitute brand
steel 08kp, 15kp, steel 10
Delivery type
Long products, including shaped: GOST 10702−78, GOST 2879−69, GOST 2590−71, GOST 19771−74, GOST 19772−74, GOST 8278−83, GOST 8281−80, GOST 8282−83, GOST 8283 -77. Calibrated bar GOST 10702−78, GOST 7417−75, GOST 8560−78. Polished bar and silver bar GOST 10702−78, GOST 14955−77. Thick sheet GOST 4041−71, GOST 19903−74, GOST 1577−81. Thin sheet GOST 16523−70, GOST 19903−74, GOST 19904−74. Tape GOST 503−81, GOST 10234−77. Strip GOST 1577−81, GOST 82−70. Wire GOST 5663−79, GOST 2771−81, GOST 17305−71. Pipes GOST 10705−80, GOST 10704−91.
Application
Parts operating at temperatures up to 450 ° C, which are subject to high plasticity requirements, as well as bushings, lugs, washers, screws and other parts after HTT, which are subject to high surface hardness and wear resistance requirements with low core strength.

Chemical composition of steel 10ps

Chemical element %
Silicon (Si) 0.05−0.17
Manganese (Mn) 0.35−0.65
Copper (Cu), no more 0.25
Arsenic (As), no more 0.08
Nickel (Ni), no more 0.25
Sulfur (S), no more 0.04
Carbon (C) 0.07−0.14
Phosphorus (P), no more 0.035
Chromium (Cr), no more 0.15

Mechanical properties of steel 10ps

Heat treatment, delivery condition σ B, MPa δ 5 ,% δ 4 ,% HB
Calibrated and calibrated steel with special finishing after annealing and tempering 315−410     143
Calibrated and calibrated steel with special finishing after spherical annealing 295−390     143
Steel calibrated and calibrated with a special finish, work-hardened without heat treatment 370 8   179
Heat-treated sheets of the 1st-2nd category 275−410 32   114
Flattened cold-worked tape 500−800      
Flattened annealed tape <450 20    
Cold rolled soft strip 315−440   17  
Cold rolled semi-rolled strip 375−510   7  
Cold-rolled cold-worked strip 440−590   4  

Technological properties of steel 10ps

Forging temperature
Beginning 1300, end 700. Air cooling.
Weldability
No restrictions, except for XTO parts; welding methods: RDS, ADS submerged arc and gas protection, KTS.
Machinability by cutting
In the hot-rolled state at HB 99−107 and σ B = 450 MPa, K υ tv.spl. = 2,1, K υ b.st. = 1.6.
Tendency to release ability
Not inclined.
Flock sensitivity
Not sensitive.

Temperature of critical points of steel 10ps

Critical point ° C
Ac1 732
Ac3 870
Ar3 854
Ar1 680

Steel hardness 10ps

Delivery condition, heat treatment mode HRC e surface HB
Cementation 920−950 C, hardening 790−810 C, water, tempering 180−200 C, air. 57−63 137

Physical properties of steel 10ps

Test temperature, ° С 20 100 200 300 400 500 600 700 800 900
Normal elastic modulus, E, GPa 186                  
Density of steel, pn, kg / m 3   7832 7800 7765 7730 7692 7653 7613 7582 7594
Thermal conductivity coefficient W / (m ° С)   58 54 49 45 40 36 32 29 27
Ud. electrical resistance (p, Nom. m)   190 263 352 458 584 734 905 1081 1130
Test temperature, ° С 20−100 20−200 20−300 20−400 20−500 20−600 20−700 20−800 20−900 20−1000
Linear expansion coefficient (a, 10−6 1 / ° С) 12.4 13.2 13.9 14.5 14.9 15.1 15.3      

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