410S21 770 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 410S21 770

B.S. 410S21 770

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This page is mainly introduced the 410S21 770 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 410S21 770,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications
  • Steel Garde:410S21 770
  • Type:Stainless Steels
  • Country:UK
  • Standard:B.S.
  • Standard Number:
    ITEM Standard Number Descriptions
    1 BS 1506 Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications
  • Application:Specification for carbon, low alloy and stainless steel bars and billets for bolting material to be used in pressure retaining applications

Cross Reference Table(Equivalent Materials):

Material Standard Country
410S21 B.S. UK
410S21 690 B.S. UK
410S21 720 B.S. UK
410S21 750 B.S. UK
410S21 760 B.S. UK

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.09  0.15
Si   1.00
Mn   1.00
P   0.04
S   0.03
Cr 11.50  13.50
Mo  
Ni   1.00

Mechanical Properties

Tensile strength 612~203 σb/MPa
Yield Strength 273 σ 0.2 ≥/MPa
Elongation 34 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 468~117 -
HRC 30 -

Physical Properties

Thermal expansion 58-63 e-6/K
Thermal conductivity 34-75 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0916-1157 째C
Density 2523-6467 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
410S21 770 Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download