Home > About Us> Tech & Service>

Steel tube processing defects

Steel tube processing defects are following belows:
1,Outside diameter tolerance: steel Outer over control standards than positive tolerance of foreign economic relations become large, become little more than a negative tolerance of foreign economic relations; tolerance of plus or minus tolerance of all, through the large oval.
2,Surface pitting: steel surface showing continuity pits.
3,External scarring: regular distribution pipe outer surface scars.
4,Green line: the outer surface of the steel pipe was presented symmetric or asymmetric linear bar marks.
5,Knock deflated: the outer pipe surface depressions, which raised a wall thickness of no damage.
6,Wall thickness tolerance: pipe wall thickness was straight, tube exceeds the tolerance range, mostly thin, occurred when the rack more.
7,Elbow: head or bend steel tube occurs in large cooling bed.
8,The appearance of scratches: straight outer surface of the pipe into the groove.

construction etc.

English Inglés SpanishEspañol
Sunny Steel Blog
Recommended products
Pipe fittings
Pipe fittings are used to connect pipes.
Welded steel pipes Weld steel pipes
We produce an extensive selection of weld steel pipe
Welded steel pipes Anti corrosion pipe
Anti-corrosio pipe is processed through the preservation
Ceramic-Lined Pipes
from a single spool piece to complete piping systems.
Pipe flanges
Pipe flange are a method of connecting pipes, valves.
Pipe Fitting Accessories
We are passionate in Stub Ends, Bolt Sets, Fasteners
Contac Us

About Sunny Steel

Our team are highly trained and experienced in servicing and producing all types of steel supplies. Whether you've got a large construction project, or need parts for industrial machinery, our team of steel fabrication consultants will ensure that your project is provided with the parts you need, when you need them.

Link exchange