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St45.8 Steel

St45.8 Steel

Grade: St45.8
Type: steel pipe, seamless pipe, high pressure vessel pipe
Standard: DIN 17175
Specification: O.D.: 10.3-660mm||||||W.T.: 1.24-60mm||||||L: max 5000-12000mm
Application:St45.8 steel applies to seamless steel pipes which are used in boiler installations,high-pressure pipelines and tank construction and special machinery for both high temperature and high-pressure devices.

 St45.8 Steel Introduction 

St45.8 Steel

St45.8 steel pipe is the part of DIN Standard Specification for seamless Ferritic and Austenitic Alloy-Steel Boiler. St45.8 steel applies to seamless steel pipes which are used in boiler installations,high-pressure pipelines and tank construction and special machinery for both high temperature and high-pressure devices.
St45.8 Steel Delivery state
St45.8 Steel Material is normally delivered in normalized or annealed condition.
St45.8 Steel Application
St45.8 steel applies to seamless steel pipes which are used in boiler installations,high-pressure pipelines and tank construction and special machinery for both high temperature and high-pressure devices.
 

St45.8 Steel Chemical Composition Analysis%  

Standard Material Chemical composition
C Si Mn P,S Cr Mo
DIN 17175 St35.8 ≤0.17 0.10-0.35 0.40-0.80 ≤0.030 / /
St45.8 ≤0.21 0.10-0.35 0.40-1.20 ≤0.030 / /
15Mo3 0.12-0.20 0.10-0.35 0.40-0.80 ≤0.030 / 0.25-0.35
13CrMo44 0.10-0.18 0.10-0.35 0.40-0.70 ≤0.030 0.70-1.10 0.45-0.65
10CrMo910 0.08-0.15 ≤0.50 0.40-0.70 ≤0.030 2.00-2.50 0.90-1.20

St45.8 Steel Mechanical Properties

Standard Material Tensile Strength (MPa) Yield Strength (MPa) Elongation(%)
DIN 17175 St35.8 360-480 ≥235 ≥25
St45.8 410-530 ≥255 ≥21
15Mo3 450-600 ≥270 ≥20
13CrMo44 440-590 ≥290 ≥20
10CrMo910 450-600 ≥280 ≥18

St45.8 Steel Packing

St45.8 Steel Packing is normally wrapped by plastic film and waterproof paper, and then fastened on wooden pallet or as you request.

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