Home > Products > MIld Seamless tubes > En10305-1 HYdraulic Cylinder Cold Drawing Steel Piping H8 Tolerance
En10305-1 HYdraulic Cylinder Cold Drawing Steel Piping H8 Tolerance
- Yantai/Qingdao
- T/T
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Product Details
| Thickness | 5, 25 | Section Shape | Round | |
| Outer Diameter | 50 - 250 mm | Place of Origin | Shandong, China | |
| Secondary Or Not | Non-secondary | Application | Hydraulic Pipe | |
| Technique | Cold Drawn | Certification | Other, ISO9001 | |
| Surface Treatment | Other, According to the request of the clients | Alloy Or Not | Non-alloy |
Product Description
En10305-1 HYdraulic Cylinder cold drawing steel piping H8 tolerance
1.Grade:20#,45#,Q345D,STKM13C-T(25Mn)
2.OD:30mm-250mm Hydraulic cylinder Cold Drawn honed tube Best reputation New Supplier
3.Technique:Cold drawn honed tubes
4.Suitable for hydraulic cylinder tubes,honing or skiving and roller burnishing cylinder tubes
Dimensions tolerance
Grade | OD(mm) | ID (mm) | Tolerance | ||||
OD (mm) | ID (mm) | Wall thickness deviation (mm) | Ovality (mm) | Curvature(mm/m) | |||
45# | 40-74 | 30-65 | ±.01 | -0.3,-0.5 | ≤0.5 | ≤0.1 | 0.3 |
74-98 | 65-85 | ±.01 | -0.4,-0.6 | ≤0.5 | ≤0.15 | 0.3 | |
100-116 | 85-100 | ±.02 | -0.4,-0.6 | ≤0.6 | ≤0.15 | 0.3 | |
124-134 | 110-115 | ±.02 | -0.6,-0.8 | ≤0.6 | ≤0.20 | 0.3 | |
140-158 | 120-135 | ±.02 | -0.7,-0.9 | ≤0.8 | ≤0.20 | 0.3 | |
165-176 | 140-150 | ±.02 | -0.7,-0.9 | ≤0.8 | ≤0.20 | 0.3 | |
188-203 | 160-180 | ±.02 | -0.7,-0.9 Honed | ≤0.8 | ≤0.20 | 0.3 | |
Mechanical properties
- Tensile strength:≥600Mpa
- Yield strength :≥520Mpa
- Elongation :>15%
- Hardness :HRB>85
- Supply condition:BKS(+SR)
Ready to hone tube (or ready to skiving tube)
| Grade | ST 52 |
| Inside diameter | 40 to 250mm |
| Max length | 14m. |
| Straightness | 0.5 /1000 |
| Type | cold drawing |
| ***Tubes are provided according to the norm EN10305-1 | |
CHEMICAL COMPOSITION (%)
Si(Max) | Mn(Max) | C(Max) | P (Max.) | S(Max) |
0.50 | 1.6 | 0.22 | 0.025 | 0.025 |
MECHANICAL PROPERTIES
Tensile strength Min | Yield Point Min | Elongation % Min |
580N/mm2 | 420N/mm2 | 10 |
EXCENTRICITY
Outer Diameter | Excentricity |
< =125 mm | 5 % |
> 125 mm | 7 % |
measured according to the formula:
E = (max Wt – min Wt)/( max Wt + min Wt) x 100 %
BORE OVALITY
The bore ovality is comprised in the 50 % of the inside diameter tolerances.
Marking:ID, OD
Length: unfixed length or fixed length
Package: banding with steel strips, braiding parcel at outside
Conservation: Anti rust oiled coating on the inside and outside of the surface, plastic caps at both ends
Main Production Progress:
| Raw material | → | Cold drawn | → | Heat treatment BK+S | → | Honed & SRB | → | Packing |
Finished products.
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Contact Us
- Yantai Xinpeng Steel Pipe Co., Ltd.
- Contact nameJudy Gao Chat Now
- Phone0086-535-6835398
- Address2th,Binglun Road,APEC Technology Industrial Park,Zhifu District,Yantai City, Yantai, Shandong
Product Categories
| Cold rolled/drawn Seamless tube | DOM Tube | main products | MIld Seamless tubes |
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