The company established a sound quality management and quality assurance system,not only has highly skilled professionals responsible for quality testing,and configuration of a large number of advanced production equipment and testing instruments.
GB/T16270 Q690C carbon and low alloy steel plate can be supplied with good quality and good price by KUNFENG. Q690C belong to china standard and has widely uses in china.
EN10025 S355JR Steel Work Symbol: S symbol for Structure Steel; JR symbol 20 degree temperature impact test; J0 symbol 0 degree temperature impact test; J2 symbol -20 degree temperature impact test.
This specification covers structural quality carbon steel plates furnished to chemical composition requirements. ASTM A 830 SAE1050 steel is available in several standard steel grades and non-standard grades.
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