Detailed Product Description
| Features: |
Thick Wall|Thin Wall |
Application: |
Hydraulic Cylinder |
| Certificate: |
ISO|PED|BV|TUV |
Delivery Condition: |
Annealed|Normalized|Tempered |
| Product Name: |
Hydraulic Cylinder Pipe |
Section Shape: |
Round |
| Standard: |
JIS G3473|DIN2391|ASTM A519 |
Surface Treatment: |
Varnish|Oil-dip|Passivation|Phosphating|Shot Blasting |
| Technique: |
Seamless|Cold Drawn |
|
|
JIS G3473 DIN2391 Seamless Steel Pipe , Cold-Drawn Round Steel Tubes
Quick Detail:
Standards: JIS G3473
Material Grade: STC 370,STC 440,STC 510A,STC 510B,STC 540,STC 590,STC 590A,STC 590B
Size(mm):
ID :45mm – 500mm
WT:3mm – 50mm
Description:
Standards: JIS G3473
(GB/T8713 GB/T3639 DIN2391 EN10305 ASTM A519)
Inside Dimensions: 45mm ~ 500mm
Wall Thickness: 3mm ~ 50mm
Length: max 24000mm
Application: Hydraulic Cylinder
Packing: Beveled/black painting/ plastic caps/ in bundles/ steel strips/ wooden protection
Inspection and Test: Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength, Yield Strength,Elongation, Flaring, Flattening, Bending, Hardness, Impact Test),Surface and Dimension Test,Nodestructive Test, Hydrostatic Test.
Surface treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting.
Mark: As per customers’ requested.
Delivery Condition:Annealed, Normalized, Normalized and Tempered.
Processing Range And Precision:
|
Cold Drawn Tubes:
ID:45mm-630mm
Length:14,000mm
Straightness:0.3-1.0
Precision:H8-H10
Roughness:Ra0.8-Ra1.6
|
Honing Tubes:
ID:25mm-500mm
Length:10,000mm
Straightness:0.3
Precision:H7-H8
Roughness:Ra0.2-Ra0.8
|
ID Tolerance of Precision Honed Tubes:
|
SIZE of I.D
|
I.D.Tolerance
|
Tolerance of wall thickness
|
|
H8
|
H9
|
H10
|
|
30
|
+0.0330
|
+0.0520
|
+0.0840
|
<120mm(O.D) ±5%
≥120mm(D.D) to 210mm ±7.5%
>210mm ±10%
|
|
>30-50
|
+0.0390
|
+0.0620
|
+0.1000
|
|
>50-80
|
+0.0460
|
+0.0740
|
+0.1200
|
|
>80-120
|
+0.0540
|
+0.0870
|
+0.1400
|
|
>120-180
|
+0.0630
|
+0.1000
|
+0.1600
|
|
>180-250
|
+0.0720
|
+0.1150
|
+0.185
|
|
>250-315
|
+0.0810
|
+0.1300
|
+0.2100
|
|
>315-400
|
+0.0890
|
+0.1400
|
+0.2300
|
Grade and Designation:
The tubes shall be classified into 7 grades, and their designations shall be as given as below
|
Designation of Grade
|
Traditional symbol
|
|
STC 370
STC 440
STC 510A
STC 510B
STC 540
STC 590A
STC 590B
|
STC 38
STC 45
STC 52A
STC 52B
STC 55
STC 60A
STC 60B
|
Chemical Composition:
The tube shall be tested in accordance with the resulting ladle analysis values shall conform below
|
Designation of grade
|
C
|
Si
|
Mn
|
P
|
S
|
Nb or V
|
|
STC 370
|
0.25max
|
0.35max
|
0.30-0.90
|
0.040max
|
0.040max
|
-
|
|
STC 440
|
0.25max
|
0.35max
|
0.30-0.90
|
0.040max
|
0.040max
|
-
|
|
STC 510A
|
0.25max
|
0.35max
|
0.30-0.90
|
0.040max
|
0.040max
|
-
|
|
STC 510B
|
0.25max
|
0.55max
|
1.50max
|
0.040max
|
0.040max
|
-
|
|
STC 540
|
0.25max
|
0.55max
|
1.60max
|
0.040max
|
0.040max
|
0.15max
|
|
STC 590A
|
0.25max
|
0.35max
|
0.30-0.90
|
0.040max
|
0.040max
|
-
|
|
STC 590B
|
0.25max
|
0.55max
|
1.50max
|
0.040max
|
0.040max
|
-
|
About Hua Cheng Hydraulic Cylinder Branch Factory:
HuaCheng produce high quality hydraulic cylinder for our customers globally. Now having all kinds of advanced equiments morn than 200 sets, such as :hole grinding machine made in American, full-fuction machine, computer checking platform and so on. We can also provide the all kinds hydraulic cylinder parts.
Good choice for our hydraulic cylinder Tubes
1.Merge together with Europe security idea
Our whole set hydraulic cylinder system with multi-protection can protect the safety of worker &truck and cargo.
2.Specialized system configuration
Specialized system configuration that greatly improve work efficiency and reduce system weight .
3.custom made is available
We can design different hydraulic tubes for system applied for truck,lifting platform,hydraulic door and so on
Quality Control
Our Cylinder Tubes from purchased materials, processing, assembly, have strict quality control. (we passed the certification of ISO/ BV/TUV/PED etc)
Applications:
Our products are widely used in hydraulic and pneumatic power systems,petro-chemical and metallurgical fields, CNG cylinder productions and so on..
Competitive Advantage:
Huacheng Pipe Making Company is one of the largest seamless steel pipe manufacturers in China.We’ve passed API 5L,API 5CT, PED, BV, TUV certification and ISO quality system certification.With good quality and competitive price, we believe we could be your reliable supplier.
Factroy Pictures:
Pipe & Tube Processing
Factory Equipments:
Production Line:
Quality Control:
Steel Pipe & Tube Application:
Package:
Export Standard / Wooden Box
Main Certificates:
PED ISO BV TUV etc.
Main Customers:
