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Songshun Energy Equipment & Supplies
1 equipment items found
Manufactured by:Songshun Steel based inDongguan City, CHINA
40Cr steel material widely be used in the machine-building industry. 40Cr is a standard grade of GB. After quenching and tempering, it will get great comprehensive mechanical property and great low-temperature impact toughness. And its hardenability is good. After the oil quenching, the fatigue limit will be higher. But the fittings with complex shape is easy to get crack after the water ...
