This DIN17175 Economizer Pipe is widely used boiler,Superheater, condenser and similar heat transfer equipments.
DIN17175 Seamless Steel Tubes for Elevated Temperatures
Standard: DIN17175-79
OD: 12.7-177.8 mm
WT:2.2-15 mm
Length: 25 meters(Max)
Fabricating process: Seamless & Cold drawn
Heat treatment: Annealed
Non-destructive test: 100% Eddy Current Test
Package: Bundle package or plywood box
Standead | Grade | Chemical Composition% | ||||
C | Mn | P | S | Si | ||
DIN17175 | St35.8 | ≤0.17 | 0.40-0.80 | ≤0.030 | ≤0.030 | 0.10-0.35 |
St45.8 | ≤0.21 | 0.40-1.20 | ≤0.030 | ≤0.030 | 0.10-0.35 |
Standead | Grade | Chemical Composition% | ||
Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) | ||
DIN17175 | St35.8 | 360-480 | ≥235 | ≥25 |
St45.8 | 420-530 | ≥255 | ≥21 |