OD 15-80mm wt 2-20
Free
Free
Seamless
Cold Drawn
Carbon Steel
Oiled
Boiler Pipe, Hydraulic/Automobile Pipe, Machinery Industry, Special Purpose
Round
Od15-70
Cold Drawn/Rolling
1-20mm
Yes
bluesky pipe
Bund
China
7304319000
Product Description
| steel grade | +C(BK) | +LC(BKW) | +SR(BKS) | +A(GBK) | +N(NBK) | |||||||
| Rm(Mpa) | A(%) | Rm(Mpa) | A(%) | Rm(Mpa) | Reh(Mpa) | A(%) | Rm(Mpa) | A(%) | Rm(Mpa) | Reh(Mpa) | A(%) | |
| 10 | 430 | 8 | 380 | 10 | 400 | 300 | 16 | 335 | 24 | 320~450 | 215 | 27 |
| 20 | 550 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440~570 | 255 | 21 |
| 35 | 590 | 5 | 550 | 7 | - | - | - | 510 | 17 | ≥460 | 280 | 21 |
| 45 | 645 | 4 | 630 | 6 | - | - | - | 590 | 14 | 540 | 340 | 18 |
| 25Mn | 650 | 6 | 580 | 8 | 580 | 450 | 10 | 490 | 18 | - | - | - |
| Q355B | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 450 | 22 | 490~630 | 355 | 22 |
| Q420B | 750 | 4 | 620 | 8 | 690 | 590 | 12 | 520 | 22 | 550~700 | 425 | 22 |
| 25CrMo | 720 | 4 | 670 | 6 | - | - | - | - | - | - | - | - |
| 42CrMo | 720 | 4 | 670 | 6 | - | - | - | - | - | - | - | - |
| Standards | GB/T8162,GB/T8163,GB/T3094,GB/T3639,JIS 3445,JIS3441,ASTM A519,AMS-T-6736,EN 10305,BS 6323,DIN 2391 |
| Steel Grade | 10#,20#,35#,45#,Q235,Q355, T35(E235) ,ST5(E255),ST52(E355),37Mn5, SAE1010,SAE1020,SAE1035,SAE1045, SAE4130,SAE4140,20Cr,40Cr, 20CrMo,20CrMnTi etc. |
| Material | 10#-45#, 16Mn, A53-A369, Cr-Mo alloy, Q195-Q345, ST35-ST52, 10#, 20#, 45#, 16Mn, A213, A315, 30CrMo, Q195, Q215, Q235, Q345, ST35, St37, St45, St52 |
| Surface | Black/ Bright |
| Standard | DIN, GB, JIS, DIN 17175, DIN 2391, GB 5310-1995, GB/T 13793-1992, GB/T 3094- 2000, GB/T 8163-1999, JIS G3101 |
| Size | OD 15mm-70mm |
| Thickness 1-12mm | |
| Processing | Cold rolled/ Cold drawn |
| 1. BK (+C) No heat treatment after last cold forming process. | |
| 2. BKW (+LC) After last heat treatment there is a light finishing pass ( cold drawing) | |
| 3. BKS (+SR) After the final cold forming process the tubes are stress relieve annealed. | |
| 4. GBK (+A) After the final cold forming process the tubes are annealed in a controlled atmosphere. | |
| 5. NBK (+N) After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere. | |
| Packing | Woven bag/ Wooden or crate carton/ Bundle Packing/ Plain end or vanished as per customer's request. |
| Delivery time | Normally 20-30 working days |
