so sánh giữa ống thép và ống thép
Thứ sáu, 10 Tháng mười một 2017
bởi admin
One of the most frequent questions we get from customers is “What’s the difference between pipe and tube”? since they are looks like the same products, round shape, hollow in the middle, material in steel metals. Shape Pipes are always round in shape. Tubes can be square, rectangular or round, as shown in the image
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