DIN17175 Seamless Pipe For Low Pressure Boiler

DIN17175 Seamless Pipe For Low Pressure Boiler,For Manufacturing,Heating-Pipelines.containers,steaming pipelines of low/medium pressure boilers(P<5.88Mpa,T<450degree)
It is used for heating-pipelines,containers,coal-saving devices superheaters and reheaters of high pressure boiliers(P>9.8Mpa,450 degree<T< 650 degree)
Standard:GB3087-2008,GB5310-2008,DIN17175,EN10216-2
Steel Grade:20G,20MNG,St35.8,St45.8,15Mo3,P235GH,P265GH,P195GH
Outer Diameter:4"-24"(114mm-610mm)
Wall Thickness:SCH10-SCH100(4mm-40mm)
Length: Random Length,Fixed Length,SRL,DRL

Mechinical Properties Of DIN17175 Seamless Pipe For Low Pressure Boiler

Grade Tensile Strength (Mpa) Yield strength (Mpa) Elongation %
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
       

Chemical Compisition Of DIN17175 Seamless Pipe For Low Pressure Boiler

Grade Chemical Composition %
C Si Mn P , S Cr
St35.8 ≤0.17 0.10 ~ 0.35 0.40 ~ 0.80 ≤0.030 /
St45.8 ≤0.21 0.1 ~ 0.35 0.40 ~ 1.20 ≤0.030 /
15Mo3 0.12 ~ 0.20 0.1 ~ 0.35 0.40 ~ 0.80 ≤0.030 /
13CrMo44 0.10 ~ 0.18 0.1 ~ 0.35 0.40 ~ 0.70 ≤0.030 0.70 ~ 1.10
10CrMo910 0.08 ~ 0.15 ≤0.50 0.40 ~ 0.70 ≤0.030 2.00 ~ 2.50

 


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