we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
we have obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc.
ASTM A519 covers several grades of carbon and alloy steel seamless mechanical tubing.
ASTM A519 covers both seamless hot-finished mechanical tubing and seamless cold-finished mechanical tubing in sizes up to and including 12 3⁄4 in. (323.8 mm) outside diameter for round tubes with wall thicknesses as required.
Size range(mm):
Out diameter:10-324mm
Wall Thickness:1-30mm
Length:14000mm max
Outside Diameter Tolerances for Round Hot-Finished Tubing A, B, C |
||
Outside Diameter Size Range, |
Outside Diameter Tolerance, in. (mm) |
|
In. (mm) |
Over (+) |
Under (-) |
up to 2.999 (76.17) |
0.020 (0.51) |
0.020 (0.51) |
3.000-4.499 (76.20-114.27) |
0.025 (0.64) |
0.025 (0.64) |
4.500–5.999 (114.30–152.37) |
0.031 (0.79) |
0.031 (0.79) |
6.000–7.499 (152.40–190.47) |
0.037 (0.94) |
0.037 (0.94) |
7.500–8.999 (190.50–228.57) |
0.045 (1.14) |
0.045 (1.14) |
Grade:
ASTM A519 Tubing, Seamless Tubing, AISI 4130 Tube, Seamless Tube, 1008, 1010, 1012, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1025, 1026, 1030, 1035, 1040, 1045, 1050, 1518, 1524, 1541, ASTM A519 4130, ASTM A519 4140
Chemical Requirements of Low-Carbon Steels
Grade Designation |
Chemical Composition Limits, % |
|||
CarbonA |
ManganeseB |
Phosphorous,B |
Sulfur,B |
|
|
|
|
|
|
MT 1010 |
0.05–0.15 |
0.30–0.60 |
0.040 |
0.050 |
MT 1015 |
0.10–0.20 |
0.30–0.60 |
0.040 |
0.050 |
MT X 1015 |
0.10–0.20 |
0.60–0.90 |
0.040 |
0.050 |
MT 1020 |
0.15–0.25 |
0.30–0.60 |
0.040 |
0.050 |
MT X 1020 |
0.15–0.25 |
0.70–1.00 |
0.040 |
0.050 |
(A) Limits apply to heat and product analyses.
(B) Limits apply to heat analysis; except as required by 6.1, product analyses are subject to the applicable additional tolerances given in Table 5.
Chemical Requirements of Other Carbon Steels
Grade Designation |
Chemical Composition Limits, %A |
|||
Carbon |
Manganese |
Phosphorous, |
Sulfur, |
|
|
|
|
|
|
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 |
1518 |
0.15–0.21 |
1.10–1.40 |
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 |