- Product Details
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Quick Details
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Place of Origin:
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Jiangsu, China
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Product name of steel pipe tube:
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Bicycle Parts/Frame Fork/Cromoly Steel 4130 Cromo Steel Fork Parts
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Color of steel pipe tube:
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Slivery of steel pipe tube
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Tolerance of steel pipe tube:
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+/-0.03mm
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Shape of steel pipe tube:
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Round of steel pipe tube
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Technology of steel pipe tube:
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cold drawn & cold rolled
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Material of steel pipe tube:
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4130 Chromoly Alloy Steel Pipe
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Yield Strength of steel pipe tube:
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≥785(80) (MPa)
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Tensile Strength of steel pipe tube:
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≥930(95) (MPa)
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Length of steel pipe tube:
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Customers' request of steel pipe tube
-
Usage of steel pipe tube:
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Drill Pipe, Fluid Pipe, Hydraulic Pipe, Oil Pipe, Structure Pipe
Quick Details
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Material:
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Aluminum/Alloy
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Size:
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Other
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Use:
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BMX
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Place of Origin:
-
Jiangsu, China
-
Product name of steel pipe tube:
-
Bicycle Parts/Frame Fork/Cromoly Steel 4130 Cromo Steel Fork Parts
-
Color of steel pipe tube:
-
Slivery of steel pipe tube
-
Tolerance of steel pipe tube:
-
+/-0.03mm
-
Shape of steel pipe tube:
-
Round of steel pipe tube
-
Technology of steel pipe tube:
-
cold drawn & cold rolled
-
Material of steel pipe tube:
-
4130 Chromoly Alloy Steel Pipe
-
Yield Strength of steel pipe tube:
-
≥785(80) (MPa)
-
Tensile Strength of steel pipe tube:
-
≥930(95) (MPa)
-
Length of steel pipe tube:
-
Customers' request of steel pipe tube
-
Usage of steel pipe tube:
-
Drill Pipe, Fluid Pipe, Hydraulic Pipe, Oil Pipe, Structure Pipe
Bicycle Parts/Bicycle Frame and Fork/Cromoly Steel 4130 Cromo Steel Bicycle Frame Fork and Parts
Product Description
steel pipe seamless steel pipe chromoly
steel pipe seamless steel pipe chromoly
steel pipe seamless steel pipe chromoly
steel pipe seamless steel pipe chromoly
steel pipe seamless steel pipe chromoly
steel pipe seamless steel pipe chromoly
4130 Chromoly Alloy Steel Pipe Tube
| 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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