we could supply the seamless steel tube with the size range of OD5--720mmXWT0.5--70mm.and 7746specifications and in 191 grades including carbon steel,alloy steel,stainless steel .all the products are produced in accordance with applicable national and international standards,,they are widly used in such fields as petroleum industy,building structures and transportation.
Standard:GB/T8162/API5L/API5CT/ASME SA106/GB5310/ASTM A213/JIS G 3461 |
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