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| Categories | Seamless Mechanical Tubing | 
|---|---|
| Brand Name: | New Era | 
| Model Number: | ASTM A519 | 
| Certification: | ISO9001,TS16949 | 
| Place of Origin: | China | 
| MOQ: | 1 tons | 
| Price: | Negotiation | 
| Payment Terms: | T/T | 
| Supply Ability: | 3000 tons/month | 
| Delivery Time: | 45 days | 
| Packaging Details: | Bundles Package, Wooden Box Package | 
| Material: | 1020,1026,1045,4130,4140 | 
| Delivery Condition: | HR, CW, SR, A, N | 
| OD Size: | 6-88mm | 
| WT Size: | 1-15mm | 
| Surface: | Free of oxide scale | 
| Application: | Mechanical Purpose | 
| Product Name: | Round Steel Tubing | 
| Advantage: | Excellent Strength and Durability | 
| Company Info. | 
| NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Product Name: ASTM A519 4130 , Chrome , Seamless Round Mechanical
Tubing with Good Durability
Material:1010, 1020, 4130
Size Range: OD: 6-88mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m
Delivery Condition: CW, SR, A, N
Application: For mechanical application
Round steel tubing exhibits excellent strength and durability, is easy to cut, bend, and form, and is versatile and affordable enough for a broad spectrum of applications. Multiple styles and alloys are available, including seamless 4130 steel tubing.
4130 Round Steel Tube Applications
Quality Control:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing or Cold Rolling, On line inspection
5. Heat Treatment: SR, A, N
6. Straightening/Cutting to specified length/Finished Measuring
Inspection
7. Quality Testing in own lab with Tensile Strength, Yield
Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.
| Product Name | ASTM A519 4130 Seamless Mechanical Alloy Round Steel Tubing | 
| Material | 1010, 1020, 1026, 1045, 4130, 4140 | 
| Delivery Condition | HR, CW, SR, A, N | 
| Standard | ASTM A519 | 
| Application | Mechanical usage | 
| Certificate | TS16949, ISO 9001 | 
| HS code | 7304319000 | 
| Delivery Time | 45 days | 
| Pakcing | Bundles or Woodern Boxes | 
| Grade | C | Mn | P ≤ | S ≤ | Si | Cr | Mo | 
| 1010 | 0.08--0.13 | 0.30--0.60 | 0.40 | 0.05 | -- | -- | -- | 
| 1020 | 0.18--0.23 | 0.30--0.60 | 0.40 | 0.05 | -- | -- | -- | 
| 1026 | 0.22--0.28 | 0.60--0.90 | 0.40 | 0.05 | -- | -- | -- | 
| 1045 | 0.43--0.50 | 0.60--0.90 | 0.40 | 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 | 
| Grade | Condition | Tensile Strength (Mpa) | Yield Strength (Mpa) | Elongation (%) | HRB | 
| 1020 | HR | 345 | 221 | 25 | 55 | 
| CW | 483 | 414 | 5 | 75 | |
| SR | 448 | 345 | 10 | 72 | |
| A | 331 | 193 | 30 | 50 | |
| N | 379 | 234 | 22 | 60 | |
| 4130 | HR | 621 | 483 | 20 | 89 | 
| SR | 724 | 586 | 10 | 95 | |
| A | 517 | 379 | 30 | 81 | |
| N | 621 | 414 | 20 | 89 | 



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