BS970 080M15 Seamless Steel Tube 8-630mm OD for Mechanical Engineering
Product Details
BS970 seamless steel tube
,080M15 steel tube for mechanical engineering
,seamless steel tube 8-630mm OD
BS970 Structural Steel Tubing – Seamless Carbon Steel Tubes for Mechanical Engineering
Material
BS970 structural steel tubing is manufactured from seamless carbon steel, providing excellent machinability, reliable strength, and uniform performance. These steels are widely used in mechanical engineering applications due to their balanced combination of toughness, ductility, and hardness.
Specifications
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Product: Seamless Carbon Steel Tube
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Grades: BS970 080M15, 070M20, 080M30, 635M15, 637M17
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Form: Tubing / Hollow sections
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Application: Mechanical engineering, precision components, structural use
Chemical Composition
| Grade | C (%) | Mn (%) | Si (%) | P (%) max | S (%) max | Cr (%) | Mo (%) | Ni (%) |
|---|---|---|---|---|---|---|---|---|
| 080M15 | 0.13–0.18 | 0.70–1.00 | 0.10–0.35 | 0.05 | 0.05 | – | – | – |
| 070M20 | 0.17–0.23 | 0.30–0.60 | 0.10–0.35 | 0.05 | 0.05 | – | – | – |
| 080M30 | 0.25–0.35 | 0.50–0.80 | 0.10–0.35 | 0.05 | 0.05 | – | – | – |
| 635M15 | 0.13–0.18 | 0.60–0.90 | 0.10–0.35 | 0.05 | 0.05 | 0.90–1.20 | – | – |
| 637M17 | 0.15–0.20 | 0.50–0.80 | 0.10–0.35 | 0.05 | 0.05 | 0.90–1.20 | 0.20–0.30 | – |
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) | Impact (J) |
|---|---|---|---|---|---|
| 080M15 | 430–580 | 250 min | 23–25 | 130–170 | Good |
| 070M20 | 440–600 | 280 min | 22–25 | 140–180 | Good |
| 080M30 | 500–650 | 300 min | 20–23 | 150–190 | Good |
| 635M15 | 550–700 | 320 min | 20–22 | 160–200 | Good |
| 637M17 | 600–750 | 350 min | 18–22 | 170–210 | Good |
Key Features
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Excellent machinability for mechanical processing
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Balanced strength and toughness
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Good weldability and formability
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Available in seamless tubing for structural integrity
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Suitable for precision parts and load-bearing applications
Standards
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BS970: British Standard for wrought steels
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ASTM A519: Seamless carbon and alloy steel mechanical tubing
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EN 10294 / EN 10297: Seamless steel tubes for mechanical and engineering applications
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JIS G4051: Japanese standard for carbon steels for machine structural use
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GB/T 8162: Seamless steel tubes for structural purposes
Applications
BS970 seamless structural steel tubes are widely used in mechanical engineering and precision equipment manufacturing. Typical applications include:
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Automotive industry: Axles, drive shafts, steering components
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Machinery: Gear parts, spindles, shafts, bushings
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Construction & structures: Load-bearing frameworks, welded assemblies
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Energy & power: Mechanical components in turbines and equipment
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General engineering: Fasteners, pins, precision mechanical tools
Q: Are you trading company or manufacturer ?
A: manufacturer,also can do trading.
Q: How long is your delivery time?
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock,
it is according to quantity.
Q: Do you provide samples? 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<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
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