Company Description: Jiangsu Zhenda Steel Tube Group was established in 1991. It is a specialized manufacturer of seamless steel tubes.Our main products are cold-drawn & hot-rolled seamless steel tubes, carbon alloy, ferrite alloy and austenitized alloy seamless steel tubes, OCTG pipes , etc. They can be utilized in liquid service, boilers, heat exchangers, petroleum cracking, chemical fertilizer equipment, and so forth. Our products follow ASME/ASTM,DIN,EN,JIS standards, as well as OCTG in API 5L, API 5CT standards |