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S960QL1 is a hot rolled structural steel, with high yield strength, delivered in the quenched and tempered condition.
S420NL is a weldable fine grain structural steel grade as per EN 10025-3. S420NL steel is intended for use in heavily loaded parts of welded structures such as, bridges, flood gates, storages tanks, water supply tanks, etc., for service at ambient and low temperatures.
S690QL is a hot rolled structural steel, with high yield strength, delivered in the quenched and tempered condition.
S355NL is a weldable fine grain structural steel grade as per EN 10025-3. S355NL steel is intended for use in heavily loaded parts of welded structures such as, bridges, flood gates, storages tanks, water supply tanks, etc., for service at ambient and low temperatures.
S460N steel is intended for use in heavily loaded parts of welded structures such as, bridges, flood gates, storages tanks, water supply tanks, etc., for service at ambient and low temperatures.
A302 Grade B owned tensile strength at 550-690 Mpa. there are different grades A302 Grade A,A302 Grade B,A302 Grade C and A302 Grade D.
ASME SA515 Grade 70 and ASTM A515 Grade 70 are carbon silicon steel plate for building boilers and pressure vessels in intermediate and higher temperature services.
A516Gr70 standard specification for pressure vessel plates, carbon steel for moderate and lower- temperature service.
A517 GrB steel is used for building boilers and pressure vessels. A517 GrB steel is high strength and quenched and tempered steel
ISO 9001 Quality control certified and ISO 14001 Environmental Management Systems
KUNFENG Steel offers one-stand steel machining service. More than 100 standard metals can be machined as required. From CNC machining service, metal welding & cutting, to custom metal machining service, etc.
