
honing/skiving tube has closer dimensional tolerances, better surface finish and higher mechanical properties than corresponding grades of hot finished seamless.
Application
High Precision Cold Drawned Seamless Steel Tube is used in automotive industry, and in the occasion where the high accuracy, brightness, cleanness of the tube are required.
BS6323 Specification for Seamless and Welded Steel Tubes for Automobile, Mechanical and General Engineering Purposes
ASTM A519 Standard Specification for Seamless Carbon and Alloy Steel Mechanical Tubing
2. Delivery Condition: BKS, NBK, BK and BKW
Outer Diameter: 30-450 mm
Wall Thickness: 2-40 mm
Length Random Length, Fixed Length, etc.
3. Dimension tolerance:
I.D tolerance (mm) | O.D tolerance (mm) | I.D Roughness (µm) | Straightness (mm/meter) |
H7-H9 | -/+0.5% | 0.10-0.80 | 0.2-0.80 |
Grade | C | Si | Mn | P | S | Cr | Mo |
1020 | 0.18-0.25 | / | 0.30-0.60 | 0.040 max | 0.050 max | / | / |
5. Our Services
Third Party inspection acceptable. such as SGS, BV etc.
Supplying financial support with usance L/C 180 days after B/L date.
6.Our Advantages
1) Fast delivery
2) Non-standard sizes and made-to-order
3) Small min order quantity
4) Economical Pricing
5) Quality confirming to International Standards
6) Material Test Certificates for Quality Assurance
7) Technical Qualified After Sales
8) Excellent Delivery Conditions
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.
SHANGHAI UNITE STEEL
We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china, such as: DAYE Special Steel-a famous steel enterprise with the longest steelmaking history; BAO Steel, and Dongbei Special Steel Group-the biggest special steel manufacturer; TPCO, VALIN-largest seamless steel tube production enterprise; What's more, we have built long, deep and close business relationship with dozens of steel companies, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!