91国产精品

Hot-rolled seamless steel pipe inspection: including the inspection of medium and low pressure boiler steel pipes, general performance steel pipes, high pressure boiler steel pipes, stainless steel pipes, alloy steel pipes, geological steel pipes, petroleum cracking steel pipes and other hot-rolled seamless steel pipes.

Seamless steel pipe cold-rolled seamless steel pipe inspection: including general structural steel pipes and seamless steel pipes for mechanical structures, seamless pipes for high pressure boilers, seamless pipes for low pressure boilers, seamless pipes for cold drawing or cold precision steel pipes, seamless pipes for transmission fluids, seamless pipes for geological drilling, seamless pipes for fertilizers, hydraulic cylinder precision inner diameter seamless pipes, seamless pipes for fertilizers, petroleum cracking pipes, seamless pipes for ships, various alloy cold-rolled seamless steel pipes for inspection, etc.

Seamless steel pipe round seamless steel pipe inspection: oil geological drilling pipe, petrochemical cracking pipe, bearing pipe and automobile, boiler pipe, aviation high-precision structural steel pipe, tractor steel pipe inspection.
Seamless steel pipe inspection: hot-rolled stainless steel pipe, semi-ferrite semi-martensitic stainless steel pipe, hot extruded stainless steel pipe and cold-drawn (rolled) stainless steel pipe, semi-ferrite semi-martensitic stainless steel pipe, martensitic stainless steel pipe, austenitic stainless steel pipe, austenitic-ferrite iron stainless steel pipe, etc.
Seamless pipe jacking inspection: pipe jacking inspection air pressure balance, mud water balance and soil pressure balance.
Inspection of special-shaped seamless steel pipes: including square, triangular, elliptical, hexagonal, melon-shaped, wing-shaped, star-shaped and other seamless steel pipes.
Seamless steel pipe thick wall test: hot-rolled thick wall seamless steel pipe, cold-rolled thick wall seamless steel pipe, cold-drawn thick wall seamless steel pipe, stainless steel seamless steel pipe jacking structure, etc.
Seamless steel pipe inspection: including general steel pipes, medium and low pressure boiler steel pipes, high pressure boiler steel pipes, alloy steel pipes, stainless steel pipes, petroleum cracking steel pipes, geological steel pipes, etc.
Key projects for seamless steel pipe inspection:
Chemical performance tests for high temperature resistance, low temperature resistance, acid resistance, alkali resistance, oxidation resistance, etc.
Process performance tests for wire drawing, bidirectional torsion, fracture inspection, expansion test, repeated bending, reverse bending, reverse flattening, hydraulic test, bending, flattening, crimping, ring expansion, ring expansion, cup process test, metallographic structure, metallographic analysis, etc.
Non-destructive testing: X-ray non-destructive testing, electromagnetic ultrasonic testing, ultrasonic testing, eddy current testing, magnetic leakage testing, magnetic penetration testing, magnetic powder testing.
Mechanical performance tests for tensile strength, impact test, yield point, elongation after fracture, area shrinkage, hardness index (Rockwell hardness, Brinell hardness, Vickers hardness, Leeb hardness, Vickers hardness).
Other items: metallographic structure, inclusions, decarburization layer, microstructure content determination, corrosion cause analysis, grain size and microscopic grade, low-grade structure, intergranular corrosion, high-temperature alloy microstructure, high-temperature metallographic structure, etc.

CENTERWAY STEEL----Professional Steel Pipe Integration Supporting Supplier Since 1996. If you have any questions, please feel free to contact us:sales@centerwaysteel.com