We are specialized in manufacturing seamless steel tube for years in order to provide high quality products for clients. Our company is located in Ningb, near Beilun port and Ningbo airport with convenient transportation. Our company is mostly exported to Europe, USA and other countries and regions. With quality control in every technical procedure, AOD and VOD fumace, advanced automatic steel rolling line, punching device, cold rolling and cold drawn, we manufacture steel tubes with high precision and smooth surface. We have won good reputation among clients around the world with quality products, which makes it an important window for the world to know more about steel industry in China.1> Grade: TP304, 304L, 310s, 316, 316L, 317L, 321 , 321F and 347, 347H,UNS31803, 2205 and 904L,...... 1.4301,1.4306,1.4845,1.4401,1.4404,1.4436,1.4541,1.4550,1.4539,1.4571,...... 08X18H10,03X18H11,12X18H10T,10X17H13M3T,03X17H14M3T,20X23H18,20X23H13,06XH28MT,...... 2> Standards: DIN 17458,EN10045,EN10305,EN10216,SA/ASTM A312, SA/ASTM A213, SA/ASTM A269, SA/ASTM A511,SA/ASTM A789,SA/ASTM A790, SA/ASTM A268,SA/ASTM A450/A450M,JIS G3459, JIS G3463,DIN 17456 ,GB/T14975-2002, GB/T14976-2002, GB13296,GB5310,etc. 3> O.D. sizes range: 5mm------650mm. 4> wall thickness:0.8mm-------48mm. 5> Max. length under 17 meters. 6>.Capillary tube:O.D(0.5-----19.05MM),W.T(0.05----1.5MM),length max.:100 meters/pc stainless steel pipe, seamless steel tube, duplex steel pipe, duplex steel tube, capillary steel tube, precise steel pipe, pipe and tube, welded steel pipe, welde steel tube, tubing, steel pipe, steel tube, seamless pipe, seamless tube