| Place of Origin: | ZHEJIANG, CHINA |
|---|---|
| Brand Name: | TORICH |
| Certification: | ISO9001, ISO14001, TS16949 |
| Model Number: | ASTM A519 |
| Minimum Order Quantity: | 5Tons |
| Price: | negotiable |
| Packaging Details: | Alloy Steel Tubings are packed in wooden boxes or hexagonal bundles in seaworthy packing. |
| Delivery Time: | 30-45 work days |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability: | 2000Tons per Year |
| Keyword: | Alloy Steel Tubing | Grade: | 4130 , 4140, 42CrMo |
|---|---|---|---|
| OD: | 6mm-450mm | WT: | 1mm-50mm |
| Length: | Max12000mm | Production Method: | Hot Rolled, Cold Drawn, Cold Rolled |
| High Light: | alloy steel tube,seamless alloy steel pipe |
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Standard
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ASTM A519 SeamlessCarbonandAlloySteelMechanicalTubing
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Key Word
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Alloy Steel Tubing
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Material
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4130,4340,42CrMo
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Size
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OD: 6-450mm; WT: 1-50mm; Length: max12000mm
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Production method
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Hot Rolled, Cold drawn, Cold Rolled
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Chemical Requirement
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Steel Grade
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C
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Mn
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P, max
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S, max
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Si
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Cr
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Mo
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SAE 4130
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0.28-0.33%
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0.40-0.60%
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0.40%
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0.40%
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0.15-0.35%
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0.80-1.10%
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0.15-0.25%
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SAE4140
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0.38-0.43%
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0.75-1.00%
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0.40%
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0.40%
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0.15-0.35%
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0.80-1.10%
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0.15-0.25%
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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 and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us
