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Huacheng Industry Pipe Making Corporation.
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Gold Index: 13928
Cold drawn St45 20# Mild Steel Tubing
| Place of Origin: | Jiangsu, China (Mainland) |
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Product Detail
Cold drawn St45 20# Mild Steel
Cold drawn St45 20# Mild Steel Tubing Honing Steel Pipes For Hydraulic Cylinder , DIN 2391 EN 10305
Quick Detail:
Products: Hydraulic cylinder tubes / Precision steel tube
Standard: DIN 2391 / EN 10305 /GB8713-88 / GB/T3639-2000
Grade: St52 / E355 / St45 / SAE1026 / 20# / 27SiMn
SIZE:(mm)
OD: 45mm ~ 500mm
WT: 3mm ~ 50mm
Description:
1. Variety
|
Processing form |
I.D.mm |
Length |
Straightness |
I.D.tolerance |
I.D.Roughness(RA) |
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Cold-rolled |
30-100 |
≤24M |
0.3-1.0/1000 |
H8-H10 |
0.4-1.6um |
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Cold-drawn |
30-250 |
≤24M |
H8-H10 |
0.8-1.6um |
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Hone |
40-500 |
≤24M |
H8-H9 |
0.4-0.8um |
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SRB |
50-250 |
≤24M |
H8 |
0.1-0.4um |
2. Material Specification and Ref. Document
ST52,BK+S OR NBK,DIN2391
OD:45-50mm WT:3-50mm
3. Chemical Compisition (%)
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Steel grade |
Chemical composition,% |
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C |
Si |
Mn |
P |
S |
Cr |
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≤ |
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St45 |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
0.250 |
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Huacheng Industry Pipe Making Corporation. [China (Mainland)]
Business Type:Manufacturer | ||||||
