GNDC GLOBAL EXCHANGE IS A TRADING COMPANY OPERATING OUT OF LAUREL MARYLAND IN THE USA. WE WORK WITH SUPPLIERS AND LARGE MANUFACTURERS TO SELL PRODUCTS AND SERVICES.OUR PRIMARY PRODUCTS FROM THE MANUFACTURER ARE:CARBON STEEL(S10~60 SAE 1018)ALLOY STEEL(SCR415~440 SCM415~440, SAE8620)COLD HEADING STEEL(CK10~CK45)SPRING STEEL(SUP9 SAE5160)ANCHOR CHAIN STEEL(LR UR U3)STRUCTURAL STEEL WITH HARDEN-ABILITY BANDS(SCM420H SAE8620H) NONTEMPERED AND QUENCHED STEELTUBE BILLET STEELAUTO STEELTHE MANUFACTURER HOLDS THE FOLLOWING QUALITY CERTIFICATIONSISO9002S FOR PIPE STEEL AND ANCHOR STEELLR/GL/DNV/ABS/CCS/KR FOR ANCHOR CHAIN STEEL AND MOORING STEELVW FROM VOLKSWAGEN COMPANY IN GERMANY FOR GEAR STEELGM FROM GENERAL MOTORS COMPANY IN AMERICA FOR SPRING STEELOUR SUPPLIERS ARE HIGHLY REPUTABLE AND OFFER:HMS-1, HMS-2, HMS1&2, STEEL SCRAP FROM CARS, USED RAILS, CO