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Our main products' summary1) Cold drawn seamless steel tube2)Certificate: ISO9001-2000, API,3) Standard: ASTM A210,ASTM-A192, ASTM-A213(T11/T12/T22/T5/T23), ASTM-A333, ASTM-A335(P11/P12/P22/P5/P23),ASTM-A519, ASTM-A106, ASTM-A53, ASTM-A179, API 5L ,API5CT, EN-10216, BS-3059, DIN17175, DIN 2440,DIN2448/DIN1629 etc. 4) Size range: Out diameter:13.7-219.1mmWall thickness: 1.65-35mmMax length: 24m5) Package:bare packing/bundle packing/wooden carton packing6) Capacity:5500ton/month7) Delivery: 30-60 days after received your deposit8)Payment: T/T or L/C9) Min order: 5 tons ASTM A 213 seamless steel tubes for boiler superheater
