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Nowadays, the demand for spiral steel pipes is increasing. In order to win the initiative in the competition, many manufacturers produce and sell unqualified spiral steel pipes in quality. Here is how to distinguish spiral steel pipes,Prevent you from being deceived in the purchase.
1. The principle requirement of spiral steel pipe stacking is to stack according to varieties and specifications under the premise of stable stacking and ensuring safety. Different types of materials should be stacked separately to prevent muddling and mutual erosion;2. It is forbidden to store item