Stainless steel seamless tube | ||
Material | TP304/L/H/N, TP310/S/H, TP316/L/H/Ti, TP317/L, TP321/H,TP347/H, TP410/S, TP405, TP430,1.4301, 1.4307, 1.4541, 1.4401, 1.4404, 1.4571, 1.4429, 1.4436, 1.4435, 1.4462, 1.4424, 1.4507 | |
Size | OD:6-711mm Wall thickness:0.5-45mm | |
Standard | ASTM A-312,ASTM A-269,ASTM A-632,ASTM A-213, ASTM A213, ASTM A789,ASTM A790, SB-167. ASTM BB29,EN10216-5.EN10217-7.EN 10305. EN10305. EN ISO 1127,DIN 2391,DIN 2462. DIN 17458,DIN17456,JIS3454. 3467.3466.3459,GB14976. GB13296.GB5310. GB9948. GB/T21833 | |
Surface treatment | 1.acid pickling 2.bright polished 3.heat treatment without oxidization | |
Application | Widely used for petroleum , food systems, boiler, pressure vessels, chemical industry. Pharmaceutical, ship building, train,engine, ect |
Steel seamless tube | ||
Material | ST35, ST37.4 (10#) ,ST45(20#), ST55(35#), CK45(45#), ST52.4 | |
Size | OD:4mm-76mm, Wall thickness: 0.5-8mm | |
Standard | DIN2391 Or EN 10305-1 | |
Surface treatment | 1. Black phosphated 2. Bright precision tube with anti-rust oil on the surface(NBK status) 3. Galvanized steel tube with zinc plated | |
Synopsis of process routing | Quality carbon steel- cold drawn- heat treatment without oxidization (NBK status)- nondestructive testing- flusting the internal hole with special equipment under the high pressure. -dealing with anti-rust oil surface -plastic capping on both ends. | |
Application | They are widely used in various of vehicle,chassis/hydraulic/airline system.They can also help to strengthen anti-rust,devices with good looking,superior quality. |