· PLS1 AND PLS2 difference [2016-07-22 HITS：10]
API 5L seamless steel pipes, the line pipe have PLS1 and PLS2. PLS is the products standard brief name. It is also the quality grade. So when order the API pipes there should clear the material grade. It is pls1 or pls2. The difference between PLS1 And PL [READ]
API 5L seamless steel pipes, the line pipe have PLS1 and PLS2. PLS is the products standard brief name. It is also the quality grade. So when order the API pipes there should clear the material grade. It is pls1 or pls2. The difference between PLS1 And PL [READ]
· Stainless steel [2016-07-21 HITS：8]
People usually use a magnet to absorb stainless steel, to verify its merits and authenticity. If there is no suction that is good, attract each other, is fake. In fact, this way is not proper. It is a very one-sided, not practical error identification met [READ]
People usually use a magnet to absorb stainless steel, to verify its merits and authenticity. If there is no suction that is good, attract each other, is fake. In fact, this way is not proper. It is a very one-sided, not practical error identification met [READ]
· The function of component in the material [2016-07-20 HITS：6]
The function of component in the material [READ]
The function of component in the material [READ]
· What is anti-dumping? [2016-07-18 HITS：7]
Dumping is a price that is lower than the normal value in the world market to export to a certain country. Dumping fact is not easy to confirmed, It needs the specialized organizations to carry out a period of investigation, the normal value is generally [READ]
Dumping is a price that is lower than the normal value in the world market to export to a certain country. Dumping fact is not easy to confirmed, It needs the specialized organizations to carry out a period of investigation, the normal value is generally [READ]
