aisi4140 Seamless Steel Tube
Product Description
2.. hot finished, hot colled, cold drawn, cold finished process
3 surface:black painted
ASTM A519 SAE 1045,SAE 1020,aisi4140,aisi 4130 Seamless Steel Tube Astm A 519 Seamless Carbon and alloy steel mechanical tubing application: for mechanical engineering 1 standard Astm A 519
2 seamless carbon and alloy steel mechanical tubing, hot rolled or cold drawn produce flow 3 chemical requirements of Low-carbon steels: MT 1010, MT 1015, MT 1020 Chemical requirement of other carbon steels 1008, 1010, 1015, 1020, 1025, 1030, 1045 Chemical requirement of alloy steels aisi4140 aisi4130 4 hot-finished tubing OD 21.3-273mm 5 delivery condition: sizing methods: HF-hot finished CW-cold worded RT-rough turned G-Ground
Grade and Chemical Composition (%) for ASTM A519 Seamless carbon and Alloy Steel Mechanical Tubing |
Grade C Mn P≤ S≤ Si Cr Mo |
1008 ≤0.10 0.30-0.50 0.040 0.050 - - - |
1010 0.08-0.13 0.30-0.60 0.040 0.050 - - - |
1018 0.15-0.20 0.60-0.90 0.040 0.050 - - - |
1020 0.18-0.23 0.30-0.60 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 - - - |
4130 0.28-0.33 0.40-0.60 0.040 0.040 0.15-0.35 0.80-1.10 0.15-0.25 |
4140 0.38-0.43 0.75-1.00 0.040 0.040 0.15-0.35 0.80-1.10 0.15-0.35 |
Mechanical Properties for ASTM A519 Seamless carbon and Alloy Steel Mechanical pipe |
Grade condition tensile pointe Yidld point Elongation |
1020 CW ≥414 ≥483 ≥5% |
SR ≥345 ≥448 ≥10% |
A ≥193 ≥331 ≥30% |
N ≥234 ≥379 ≥22% |
1025 CW ≥448 ≥517 ≥5% |
SR ≥379 ≥483 ≥8% |
A ≥207 ≥365 ≥25% |
N ≥248 ≥379 ≥22% |
4130 SR ≥586 ≥724 ≥10% |
A ≥379 ≥517 ≥30% |
N ≥414 ≥621 ≥20% |
4140 SR ≥689 ≥855 ≥10% |
A ≥414 ≥552 ≥25% |
N ≥621 ≥855 ≥20% |
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