30
2022-4Introduction to the working principle and structure of the ball valve The ball valve is a kind of operation that only needs to rotate 90 degrees and a small torque
Introduction to the working principle and structure of the ball valve The ball valve is
2022-4-3030
2022-4At present, the transaction in the welded pipe market has turned into a flat period Downstream users have prepared a proper amount of stocks. At present, the welded pipe market
At present, the transaction in the welded pipe market has turned into a flat period
2022-4-3030
2022-4Welded pipe sales pressure is still not small With the gradual recovery of the construction site and downstream demand after the "15th lunar month", there is a possibility that the
Welded pipe sales pressure is still not small With the gradual recovery of the construction
2022-4-3030
2022-4Welded pipe market trend gradually stabilized On the whole, when demand gradually weakens, it is expected that the local market price may still be adjusted in the short term, but
Welded pipe market trend gradually stabilized On the whole, when demand gradually weakens, it is
2022-4-3030
2022-4The general transaction situation in the welded pipe market is general Today, the quotations of mainstream cities in China are still relatively stable, and quotations in key cities are stable.
The general transaction situation in the welded pipe market is general Today, the quotations of
2022-4-3030
2022-4Welded steel pipe corrosion performance When Ni is contained in the T-shaped welded steel pipe, the corrosion resistance is strong in an acidic environment. In an environment containing sulfuric acid
Welded steel pipe corrosion performance When Ni is contained in the T-shaped welded steel pipe,
2022-4-30
30
2022-4Introduction to the working principle and structure of the ball valve The ball valve is a kind of operation that only needs to rotate 90 degrees and a small torque
Introduction to the working principle and structure of the ball valve The ball valve is
2022-4-3030
2022-4At present, the transaction in the welded pipe market has turned into a flat period Downstream users have prepared a proper amount of stocks. At present, the welded pipe market
At present, the transaction in the welded pipe market has turned into a flat period
2022-4-3030
2022-4Welded pipe sales pressure is still not small With the gradual recovery of the construction site and downstream demand after the "15th lunar month", there is a possibility that the
Welded pipe sales pressure is still not small With the gradual recovery of the construction
2022-4-3030
2022-4Welded pipe market trend gradually stabilized On the whole, when demand gradually weakens, it is expected that the local market price may still be adjusted in the short term, but
Welded pipe market trend gradually stabilized On the whole, when demand gradually weakens, it is
2022-4-3030
2022-4The general transaction situation in the welded pipe market is general Today, the quotations of mainstream cities in China are still relatively stable, and quotations in key cities are stable.
The general transaction situation in the welded pipe market is general Today, the quotations of
2022-4-3030
2022-4Welded steel pipe corrosion performance When Ni is contained in the T-shaped welded steel pipe, the corrosion resistance is strong in an acidic environment. In an environment containing sulfuric acid
Welded steel pipe corrosion performance When Ni is contained in the T-shaped welded steel pipe,
2022-4-30