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The viscosity of the slag in the seamless steel pipe factory is too large

The viscosity of the slag in the seamless steel pipe factory is too large. The gas dissolved in the high-temperature liquid metal during welding will overflow in the form of bubbles during the cooling process

2022-03-29

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The first "Shanghai Cup" Chess Masters Open

The first "Shanghai Cup" Chess Masters Open kicked off today in Nanxiang, Jiading. In the two rounds of the professional group, a total of 32 first-class masters of both men and women in the domestic chess world fought fiercely.

2021-09-26

At present, 3PE anti-corrosion steel pipes are widely used in China

At present, the main popular type of domestic anti-corrosion steel pipe is 3PE anti-corrosion steel pipe

2021-09-26

WELCOME

WELCOME TO YANTAI LAIYI INTERNATIONAL TRADING CO., LTD

Yantai Laiyi International Trading Co.,Ltd. specializes in exporting GALVANIZED PIPE,PVC PIPE

2021-09-26

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