Zhangjiagang Bonded Area Henglong Steel Tube Co., Ltd.
Zhangjiagang Bonded Area Yaxin Precision Tube Co., Ltd. Zhangjiagang Bonded Area Henglong Steel Tube Co., Ltd. Steel Tubing for Automotive Powertrain, Shock Aborber, Steering And Steel Tubing for Heat
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ASTM A519 Cold Drawn Carbon And Alloy Steel Seamless Mechanical Tubing
SPECIFICATIONS:
Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling
Ends: BE/PE, ends caps
Marking: as per requirement
Size:(mm)
OD: 6~350mm WT: 0.8~35mm
As per standard or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length
Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement
CHEMICAL COMPOSITION (%):
| Grade | C | Mn | P≤ | S≤ | Si | Cr | Mo |
| 1008 | ≤0.10 | 0.30-0.50 | 0.04 | 0.05 | - | - | - |
| 1010 | 0.08-0.13 | 0.30-0.60 | 0.04 | 0.05 | - | - | - |
| 1015 | 0.13-0.18 | 0.30-0.60 | 0.04 | 0.05 | - | - | - |
| 1018 | 0.15-0.20 | 0.60-0.90 | 0.04 | 0.05 | - | - | - |
| 1020 | 0.18-0.23 | 0.30-0.60 | 0.04 | 0.05 | - | - | - |
| 1025 | 0.22-0.28 | 0.30-0.60 | 0.04 | 0.05 | - | - | - |
| 1035 | 0.32-0.38 | 0.60-0.90 | 0.04 | 0.05 | - | - | - |
| 1045 | 0.43-0.50 | 0.60-0.90 | 0.04 | 0.05 | - | - | - |
| 1026 | 0.22-0.28 | 0.60-0.90 | 0.04 | 0.05 | - | - | - |
| 4130 | 0.28-0.33 | 0.40-0.60 | 0.04 | 0.04 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
| 4140 | 0.38-0.43 | 0.75-1.00 | 0.04 | 0.04 | 0.15-0.35 | 0.80-1.10 | 0.15-0.25 |
MECHNICAL PROPERTIES (Minimum Values) :
| Grade | Delivery Condition | Tensile Strength | Yield Strength | Elongation | Rockwell Hardness | ||
| Ksi | Mpa | Ksi | Mpa | % | B scale | ||
| 1020 | HR | 50 | 345 | 32 | 221 | 25 | 55 |
| CW | 70 | 483 | 60 | 414 | 5 | 75 | |
| SR | 65 | 448 | 50 | 345 | 10 | 72 | |
| A | 48 | 331 | 28 | 193 | 30 | 50 | |
| N | 55 | 379 | 34 | 234 | 22 | 60 | |
| 1025 | HR | 55 | 379 | 35 | 241 | 25 | 60 |
| CW | 75 | 517 | 65 | 448 | 5 | 80 | |
| SR | 70 | 483 | 55 | 379 | 8 | 75 | |
| A | 53 | 365 | 30 | 207 | 25 | 57 | |
| N | 55 | 379 | 36 | 248 | 22 | 60 | |
| 1035 | HR | 65 | 448 | 40 | 276 | 20 | 72 |
| CW | 85 | 586 | 75 | 517 | 5 | 88 | |
| SR | 75 | 517 | 65 | 448 | 8 | 80 | |
| A | 60 | 414 | 33 | 228 | 25 | 67 | |
| N | 65 | 448 | 40 | 276 | 20 | 72 | |
| 1045 | HR | 75 | 517 | 45 | 310 | 15 | 80 |
| CW | 90 | 621 | 80 | 552 | 5 | 90 | |
| SR | 80 | 552 | 70 | 483 | 8 | 85 | |
| A | 65 | 448 | 35 | 241 | 20 | 72 | |
| N | 75 | 517 | 48 | 331 | 15 | 80 | |
| 4130 | HR | 90 | 621 | 70 | 483 | 20 | 89 |
| SR | 105 | 724 | 85 | 586 | 10 | 95 | |
| A | 75 | 517 | 55 | 379 | 30 | 81 | |
| N | 90 | 621 | 60 | 414 | 20 | 89 | |
| 4140 | HR | 120 | 855 | 90 | 310 | 15 | 100 |
| SR | 120 | 855 | 100 | 689 | 10 | 100 | |
| A | 80 | 552 | 60 | 414 | 25 | 85 | |
| N | 120 | 855 | 90 | 621 | 20 | 100 | |
INSPECTION AND TEST:
CHEMICAL COMPOSTION TEST. MECHANICAL PROPERTIES TEST(tensile strength, yield strength, elongation, flaring, flattening, hardness, etc). SURFACE AND DIMENSION CHECK. NON-DESTRUCTIVE TEST(eddy current test/ultrasonic test), HYDRAULIC TEST.
Description:
ASTM A519 SEAMLSS CARBON STEEL AND ALLOY STEEL TUBE FOR MECHANICAL PURPOSES.
Top quality products
Applications:
Mainly used for mechanical and engineering, auto parts, etc.
Competitive Advantage:
Always put quality on first consideration makes us keep our qulity stable and good. Always put customer’s benefit before ours makes our good service and gain us good reputation.
Advanced equipments. Sincere , truth and careful attitude on communication and production.