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Cold drawn St45 20# Mild Steel Tubing Honing Steel Pipes For Hydraulic Cylinder , DIN 2391 EN 10305
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Product Details
| Brand Name | JIANGSU HUACHENG | Place of Origin | China | |
| Model Number | HC |
Product Description
Certification:ISO9001 14001 BV TUV PED DNV etc
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) |
|
Cold-rolled |
30-100 |
≤24M |
0.3-1.0/1000 |
H8-H10 |
0.4-1.6um |
|
Cold-drawn |
30-250 |
≤24M |
H8-H10 |
0.8-1.6um |
|
|
Hone |
40-500 |
≤24M |
H8-H9 |
0.4-0.8um |
|
|
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?(%)
|
Steel grade |
Chemical composition,% |
|||||
|
C |
Si |
Mn |
P |
S |
Cr |
|
|
≤ |
||||||
|
St45 |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
0.250 |
|
ST52(E355) |
≤0.22 |
≤0.55 |
≤1.6 |
0.025 |
0.025 |
0.25 |
|
SAE1026 |
0.22-0.28 |
0.15-0.35 |
0.60-0.90 |
0.040 |
0.050 |
/ |
|
27SiMn |
0.24-0.32 |
1.10-1.40 |
1.10-1.40 |
0.035 |
0.035 |
0.300 |
|
20# |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
0.250 |
4.?Mechanical Properties
|
Delivery condition |
BK Cold finished(hard) |
BKS Cold drawn and stress-relieved |
|||
|
Steel grade |
Rm Mpa |
Elongation |
Rm?MPa |
ReH?MPa |
Elonggation |
|
ST45 |
≥550 |
Contact Us
- Jiangsu Huacheng Industry Pipe Making Company Limited
- Contact nameMr Charlie Zhu Chat Now
- Phone86-512-58439035
- Address337 Renmin(E), Tangqiao Town, Zhangjiagang City, Ningbo, Zhejiang
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| Bearing Steel Tube | ERW Steel Tube | Mild Steel Tubing | Seamless Alloy Steel Tube |
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