DIN 17175 St45.8 Seamless Pipes

DIN 17175 St45.8 Seamless Pipes Application  

DIN 17175 St45.8 seamless steel pipes apply to seamless tubs including tubes for headers of heat-resistant steels according to standard which are used in the construction of boilers, pipe-lines, pressure vessels and equipment for service up to 600 °C and simultaneous high pressures, where the total stress and the relevant scaling conditions can raise or lower the temperature limit.

DIN17175 ST45.8 Seamless Steel Tube Specification

Sizes (O.D. x W.T): from 13.7mm -- 219.1mm x 1.5mm to 28mm

Stanard: DIN17175

Steel Grade: ST35.8,ST45.8,15Mo3,13CrMo44

Surface: oiled or black painted to prevent rust

Marking: as per customer's requirement

Delivery Conditions

The DIN 17175 St45.8 tubes shall be supplied suitably heat treated over their entire length. The following heat treatment shall be used, depending on the type of steel:


Subcritical annealing

Hardening and tempering with continuous cooling from the hardening temperature and subsequent tempering.

Hardening and tempering with isothermal transformation.

DIN 17175 St45.8 Seamless Steel Pipes Supplier and Exporter

Katalor Industry is a well-known supplier and exporter of DIN 17175 St45.8 Pipes in China. St45.8 seamless steel pipe is extremely much-admired for its corrosion resistance, capability to resist harsh conditions, high tensile potency, durability and perfect finish. We as well mass produced these St45.8 seamless pipes by using optimal quality materials in a consistent way. St35.8 seamless pipes, St45.8 Seamless Steel Tube have a number of first-rate features to provide like compact size, rust proof, fine finish and more.

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