we focus on r&d and keep improving the quality of our products. our company selects the high quality seamless steel phosphating pipe, seamless steel tube billet, on the basis of din 2391 and en10305 precision seamless steel tube standard. we meet the special requirements of various sectors of seamless steel tubes with high-precision and high cleanliness. our products are resistance to high pressure, tensile, impact resistant, with cold bending deformation, flaring, flattening without cracks and other mechanical properties.