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5d pipe bending to indonesia 04

How do you know a 3d or 5d bend?

It is the radius of bend of the elbow with reference to a point,the point is determined by the intersection of two lines from the elbows socket end (which makes the shape of one quater of a circle).
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customized service

Customized service

Sunny Steel not only improve product production and sales services, but also provide additional value-added services.
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