产品描述
ASTM A519钢管为机械用无缝碳钢管、合金钢管。钢管碳钢材质常用牌号（化学成份）有1020，1025，1035，1045，1050，1118，1137等多种，采用热轧（挤压、扩）或冷拔（轧）工艺制造。
产品尺寸
外径：NPS 1/2～12；21.3～323.8mm
壁厚：SCH 20～160；2.77～33.32mm
端部：平端
长度：3～12米或SRL、DRL、倍尺和定尺
产品包装
外表面涂油，钢带捆扎。
部分产品化学成份
| 牌号 | C | Mn | P≤ | S≤ | Si | Ni | Cr | Mo |
| 1008 | 0.10 max | 0.30-0.50 | 0.040 | 0.050 | ||||
| 1010 | 0.08-0.13 | 0.30-0.60 | 0.040 | 0.050 | ||||
| 1012 | 0.10-0.15 | 0.30-0.60 | 0.040 | 0.050 | ||||
| 1015 | 0.13-0.18 | 0.30-0.60 | 0.040 | 0.050 | ||||
| 1016 | 0.13-0.18 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1017 | 0.15-0.20 | 0.30-0.60 | 0.040 | 0.050 | ||||
| 1018 | 0.15-0.20 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1019 | 0.15-0.20 | 0.70-1.00 | 0.040 | 0.050 | ||||
| 1020 | 0.18-0.23 | 0.30-0.60 | 0.040 | 0.050 | ||||
| 1021 | 0.18-0.23 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1022 | 0.18-0.23 | 0.70-1.00 | 0.040 | 0.050 | ||||
| 1025 | 0.22-0.28 | 0.30-0.60 | 0.040 | 0.050 | ||||
| 1026 | 0.22-0.28 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1030 | 0.28-0.34 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1035 | 0.32-0.38 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1040 | 0.37-0.44 | 0.60-0,90 | 0.040 | 0.050 | ||||
| 1045 | 0.43-0.50 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1050 | 0.48-0.55 | 0.60-0.90 | 0.040 | 0.050 | ||||
| 1515 | 0.13-0.18 | 1.10-1.50 | 0.040 | 0.050 | ||||
| 1518 | 0.15-0.21 | 1.10-1.50 | 0.040 | 0.050 | ||||
| 1524 | 0.19-0.25 | 1.35-1.65 | 0.040 | 0.050 | ||||
| 1541 | 0.36-0.44 | 1.35-1.65 | 0.040 | 0.050 | ||||
| 1118 | 0.14-0.20 | 1.30-1.60 | 0.040 | 0.08-0.13 | ||||
| 1137 | 0.32-0.39 | 1.35-1.65 | 0.040 | 0.08-0.13 |
部分产品机械性能
| 牌号 | 交货状态 | 抗拉强度 | 屈服强度 | 伸长率,% | 洛氏硬度HRB | ||
| ksi | MPa | ksi | MPa | ||||
| 1020 | HR | 50 | 345 | 32 | 220 | 25 | 55 |
| CW | 70 | 485 | 60 | 415 | 5 | 75 | |
| SR | 65 | 450 | 50 | 345 | 10 | 72 | |
| A | 48 | 330 | 28 | 195 | 30 | 50 | |
| N | 55 | 380 | 34 | 235 | 22 | 60 | |
| 1025 | HR | 55 | 380 | 35 | 240 | 25 | 60 |
| CW | 75 | 515 | 65 | 450 | 5 | 80 | |
| SR | 70 | 485 | 55 | 380 | 8 | 75 | |
| A | 53 | 365 | 30 | 205 | 25 | 57 | |
| N | 55 | 380 | 36 | 250 | 22 | 60 | |
| 1035 | HR | 65 | 450 | 40 | 275 | 20 | 72 |
| CW | 85 | 585 | 75 | 515 | 5 | 88 | |
| SR | 75 | 515 | 65 | 450 | 8 | 80 | |
| A | 60 | 415 | 33 | 230 | 25 | 67 | |
| N | 65 | 450 | 40 | 275 | 20 | 72 | |
| 1045 | HR | 75 | 515 | 45 | 310 | 15 | 80 |
| CW | 90 | 620 | 80 | 550 | 5 | 90 | |
| SR | 80 | 550 | 70 | 485 | 8 | 85 | |
| A | 65 | 450 | 35 | 240 | 20 | 72 | |
| N | 75 | 515 | 48 | 330 | 15 | 80 | |
| 1050 | HR | 80 | 550 | 50 | 345 | 10 | 85 |
| SR | 82 | 565 | 70 | 485 | 6 | 86 | |
| A | 68 | 470 | 38 | 260 | 18 | 74 | |
| N | 78 | 540 | 50 | 345 | 12 | 82 | |
| 1118 | HR | 50 | 345 | 35 | 240 | 25 | 55 |
| CW | 75 | 515 | 60 | 415 | 5 | 80 | |
| SR | 70 | 485 | 55 | 380 | 8 | 75 | |
| A | 50 | 345 | 30 | 205 | 25 | 55 | |
| N | 55 | 380 | 35 | 240 | 20 | 60 | |
| 1137 | HR | 70 | 485 | 40 | 275 | 20 | 75 |
| CW | 80 | 550 | 65 | 450 | 5 | 85 | |
| SR | 75 | 515 | 60 | 415 | 8 | 80 | |
| A | 65 | 450 | 35 | 240 | 22 | 72 | |
| N | 70 | 485 | 43 | 295 | 15 | 75 | |
注：交货状态，HR—热轧、CW—冷拔、SR—去应力、A—退火、N—正火
应用范围
通常用于机械零件的建造。
