01-2008, equipped with complete testing facilities, including spectral analysis, intergranular corrosion, and mechanical property. The product technology complies with the standards of GB/T 12771-2008, ASTM of USA, DIN of Germany, EN of EU, JIS of Japan. We provides high-qualified products and services to both domestic and foreign customers.China StandardGB/T2770GB/T2771HG20537GB/T24593GB/T192283American StandardA249/A249MA269/A269MA312/A312MA358/A358MA554/A554MA668/A668MA789/A789MA790/A790MA928