The quality inspection department is responsible for the inspection management of raw materials and finished products, and the quality inspection and acceptance of products and raw materials. Strictly abide by the company's management system, conscientiously exercise the management power given by the company, and put an end to all ultra vires; be responsible for the inspection of all kinds of raw materials entering the company, and put forward quality problems and handling opinions.
As a common steel plate in the steel market, S420ML steel plates, manganese steel plate has the following characteristics. First, good toughness, stretching and crimping can be done well. Second, the bearing strength of manganese steel plate is good and it can bear a lot of gravity. Third, the S420ML steel plates, manganese steel plate is easy to weld, easy to process finished products, and its price is relatively low. Fourth, manganese steel plate has good corrosion resistance, and long service life. Fifth, the manganese steel plate has good mechanical properties, low temperature performance, good plasticity and weldability.
S420ML steel plates, SA387Gr11CL2 steel chemical composition(%): C: ≤0.15, Si: 0.44—0.86, Mn: 0.35—0.73, P: ≤0.10, S: ≤0.007, Cr: 0.94—1.56, Mo: 0.40—0.70, Ni: ≤0.25, Cu: ≤0.20, Sb: ≤0.0030, Sn: ≤0.015, As: ≤0.016.SA387Gr11CL2 steel mechanical properties: Tensile strength, ksi [MPa]: 75 to 100 [515 to 690]; Yield strength, min, ksi [MPa]: 43 [310]Elongation in 8 in. [200mm], min %: 18; Elongation in 2 in. [50mm], min, %: 22
In addition to quality assurance, service is also important for the competition of steel suppliers. All the after-sales service personnel of the company have received professional training and assessment. The steel products supplied by our company enjoy the life-long quality problem replacement service. In the process of using our steel S420ML steel plates products, if there is any problem, just contact us in time, and our after-sales service personnel will look for countermeasures and solve the problem with you as soon as possible.