EN 10305-2 34MnB5 ERW Welded Cold Drawn Precision steel Tubes For Automotive Industry
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
Minimum Order Quantity : | 0.5 Ton | Price : | USD 3000-4000 Per Ton |
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Packaging Details : | In bundles | Delivery Time : | 4-6 Weeks |
Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability : | 500 Tons Per Month |
Place of Origin: | Zhejiang China | Brand Name: | TORICH |
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Certification: | ISO 9001 | Model Number: | ASTM A519 |
Detail Information |
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High Light: | 4130 seamless steel tube,bmx frames seamless steel tube,ASTM A519 seamless steel tube |
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Product Description
4130 CHROMOLY TUBE/ HIGH RIGIDITY SEAMLESS STEEL PIPE FOR BMX FRAMES
4130 Alloy Chromoly Steel Pipe
Chemical Composition(%) | Mechanical Property | |||||||||
C | Si | Mn | S | P | Cr | Ni | Cu | Mo | Yield Strength | Tensile Strength |
( σs ) | ( σb ) | |||||||||
0.28~0.33 | 0.15~0.30 | 0.40~0.60 | ≤0.04 | ≤0.035 | ≤0.15 | 0.80~1.10 | / | 0.15~0.25 | ≥785(80) (MPa) |
≥930(95) |
(MPa) | ||||||||||
End Shape | Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements | |||||||||
Surface | Oiled, Galvanized, Phosphate etc | |||||||||
Treatment | ||||||||||
Technique | Cold drawn | |||||||||
Application | 1. Automotive and mechanical pipes | |||||||||
2. Petroleum cracking pipes | ||||||||||
3. High Pressure Boiler Pipe | ||||||||||
4. Low and middle pressure fluid transportation pipeline | ||||||||||
5. Chemical fertilizer equipment pipes | ||||||||||
6. Heat exchanger pipes | ||||||||||
Delivery | 1. BK (+C) | No heat treatment after last cold forming process. | ||||||||
Conditions | 2. BKW (+LC) | After last heat treatment there is a light finishing pass (cold drawing) | ||||||||
3. BKS (+SR) | After the final cold forming process the tubes are stress relieve annealed. | |||||||||
4. GBK (+A) | After the final cold forming process the tubes are annealed in a controlled atmosphere. | |||||||||
5. NBK (+N) | After the final cold forming process the tubes are annealed above the upper transformation point in acontrolled atmosphere. | |||||||||
Package | 1. Bundle Packing. | |||||||||
2. Plain end or vanished as per customer's request. | ||||||||||
3. Wrapped in waterproof paper. | ||||||||||
4. Sackcloth with several steel strips. | ||||||||||
5. Pack in heavy tri-wall boxes |
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