Home > Products > Hydraulic Cylinder Tube > DIN 2391 st52 steel tubes for construction machine
DIN 2391 st52 steel tubes for construction machine
- 30000 Ton / Tons per Month
- Qingdao or Tianjin
- T/T
Product Details
Thickness: | 4, 80 | ||||
Section Shape: | Round | Outer Diameter: | 27 - 508 mm | Place of Origin: | Shandong, China |
Secondary Or Not: | Non-secondary | Application: | Fluid Pipe | Technique: | Hot Rolled |
Certification: | API | Surface Treatment: | Other | Special Pipe: | API Pipe |
Alloy Or Not: | Non-alloy |
Product Description
Specifications
DIN 2391 st52 steel tubes for construction machine1. ST52 DIN2391 Honed Tube
2. ID30-500mm WT3-40mm
3. BKS
4.Length 5-5.8M
DIN 2391 st52 steel tubes for construction machine
Hydraulic Cylinder Honed Tube/Honed Tube/Burnished Tube
HONED TUBES FOR HYDRAULIC & PNEUMATIC CYLINDERS
1. MATERIAL SPECIFICATION AND REF. DOCUMENT
ST52,BK+S,DIN2391 OR Equivalent
2. CHEMICAL COMPOSITION (%)
C (Max) Mn(Max) Si(Max) S(Max) P(Max)
0.22 1.6 0.5 0.035 0.035
3. MECHANICAL PROPERTIES
Elongation(Min) Y.S (Min.) UTS (Min.)
≥15 470 N/MM2 580 N/MM2
4. SUPPLY CONDITION
Cold drawn seamless steel tube, stress relieved and honed or skived roller burnished
5. SURFACE ROUGHNESS
Ra = 0.4~0.8Micron
6. TOLERANCES ON INNER DIA
ISO H8
7.TOLERANCES ON WALL THICKNESS
≤ Dia120 +/-10 % of wall thickness
≥ Dia120 +/-10 % of wall thickness
8. STRAIGHTNESS
≤1 mm/M
9. OD TOLERANCE
≤ Dia 40 +/-0.2 mm
≥ Dia 40 ≤ Dia 100 +/-0.3mm
≥ Dia 100 +/-0.5mm
10. LENGTH AND CUT TOLERANCE
Length ≤ 500mm , +2mm
> 500mm ≤ 2000mm, +3mm
> 2000mm ≤ 5000mm, +5mm
> 2000mm ≤ 7000mm, +10mm
11. TUBE ENDS
Tube ends shall be cut nominally square to the axis and free from burs
12. APPEARANCE
Tube shall have a smooth internal and external surface consistent with cold working
process, tube inner surface should be free from rust, scratches and other surface
irregularities.
13. CERTIFICATION
Material certificates will be send to u if want.
14. PACKING
Anti rust oil to be applied on material and both ends closed by plastic cap and
bundled by steel strips,braiding parcel.
15. SCOPE
Hydraulic cylinder tube for swivel crane, injection machine and construction
machine application
Processing
| Cylinder diameter | Length /mm | Straightness | Size accuracy | Wall thickness/mm | Inner bore roughness |
Cold-drawn | ID30~OD250 | ≤13M | 0.3~1.0mm/m | H9-H11 | ±8% | 0.8~1.6um |
Honed tube | ID50~OD325 | ≤10M | 0.3~1.0mm/m | H7-H9 | ±8% | 0.4~0.8um |
Mechanics performance
Material | Tensile strength | Yield strength | Elongation
| Hardness |
Ck20 | 510 σ N/mm2 | 500σsN/mm2 | 5δs% | 175HB |
Ck45 | 660 σN/mm2 | 630σsN/ mm2 | 4δs% | 207HB |
ST52 | 580σ N/mm2 | 420σsN/ mm2 | 10δs% | 190HB |
27SiMn | 840σ N/mm2 | 805σsN/ mm2 | 7.5δs% | 230HB |
ID size | ID deviation (mm) | |||
H7 | H8 | H9 | H10 | |
30 | +0.021 0 | +0.033 0 | +0.052 0 | +0.084 0 |
>30~50 | +0.025 0 | +0.039 0 | +0.062 0 | +0.100 0 |
>50~80 | +0.030 0 | +0.046 0 | +0.074 0 | +0.120 0 |
>80~120 | +0.035 0 | +0.054 0 | +0.087 0 | +0.140 0 |
>120~180 | +0.040 0
| +0.063 0 | +0.100 0 | +0.160 0 |
>180~250 | +0.046 0 | +0.072 0 | +0.115 0 | +0.185 0 |
>250~315 | +0.052 0 | +0.081 0 | +0.130 0 | +0.210 0 |
>315~400 | +0.0527 0 | +0.089 0 | +0.140 0 | +0.230 0 |
honed tube honed tube honed tube din 2391 st52 honed tube din 2391 st52 honed tube din 2391 st52 honed tube
DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine
DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine DIN 2391 st52 steel tubes for construction machine
Contact Us
- Shandong Liaocheng Yuanhetai Steel Products Co., Ltd.
- Contact nameRobin Gao
- Phone86-635-8888909
- AddressSouth Side,Eastern End Of Liaohe Road,Liaocheng Development Zone Liaocheng,Shandong
- A106 Hot Rolled Seamless Steel Pipe A53 Carbon Tube
- ATSM A53/A106 carbon seamless square and rectangular steel tube with low price
- Mining machinery cold bending welded square and rectangular steel tube with high performance and low price
- China factory direct cold bending round welded steel pipe with high precision
- Non-Alloy Cold drawn seamless round steel pipe with China factory direct and high precision
- SA106C high-temperature and high-pressure seamless steel pipe 273 * 14 American standard seamless pipe execution standard ASME SA106/SA106M
- 15crmoG alloy seamless steel pipe 60 * 4 seamless pipe for high-pressure boiler GB/T5310-2017
- Seamless steel pipe 325 * 8 for high-pressure fertilizer pipeline No. 20 GB/T6479-2013
- ASTM A53 Carbon Steel Seamless Pipe
- Carbon Steel Pipe A106 Gr. B
- High quality Stainless Steel Pipe Square/Round Steel Pipe High Quality Seamless Steel Pipe
- Good Quality 50mm*50mm 100mm*100mm Hollow Section Rectangular S235 S275 Stainless Steel Square Steel Pipe
- Hollow cross-section black iron square steel pipe ERW technology JIS certification structural application length 6m
- Best-Selling China Manufacture ASTM AISI A36 Carbon Square Steel Pipe
- ASTM/ASME A333GR.6 American Standard Seamless Steel Pipe 508 * 9.53 American Standard Seamless Pipe for Low Temperature Pipelines
- ASME A3335P91 alloy high-pressure boiler tube 114.3 * 8.56 seamless steel pipe
- SA-106Gr C seamless steel pipe 159 * 16 SA-106M standard
- 06Cr18Ni11Ti stainless steel seamless steel pipe 273 * 10 GB/T14976-2012
- Q345D seamless steel pipe 325 * 12 seamless pipe for high-pressure fertilizer equipment GB/T6479-2013
- Seamless steel pipes for 16MnDG low-temperature pipelines GB/T18984-2016 219 * 6
- 09crcusb alloy seamless steel pipe 38 * 3 ND steel
- Mining machinery cold drawn seamless square and rectangular steel tube with high performance and low price
- various specificatipns high strength special-shaped steel pipe with support customization and competitive price
- Specifications Seamless Pipe 45# Large Diameter Thin Wall Seamless Pipe Seamless Steel Pipe
Popular Searches
Recommended Products
- low sulphur calcined petroleum coke/CPC/GPC for graphite electrode/steel plants/calcined petcoke
- Incoloy 825/625/926/925/N08810 Nickel Alloy Rod/Bar Stock in Factory
- N10665/NS322/N10675/NS323/N06030 Nickel Alloy Rod/Bar Polished
- NS321/N10276/N06455/N10001/2.4617 Nickel Alloy Rod/Bar Manufacturer supplies
- NS333/2.4819/N06022/N10001/Hastelloy C-2000 Nickel Alloy Rod/Bar ASTM/AISI standard
- Hastelloy C-22/Hastelloy C-4/B-3/C-276/ C Nickel Alloy Rod Customized Surface
- Hastelloy X/25/S/G-30/Hastelloy C-2000 Nickel Alloy Rod/Bar Hot/Cold Rolled Manufacturer
- Cold Rolling Aluminum Tube for Cooling circulation system
- calciumsilicon ferroalloy powder 0-2mm 0-3mm / CaSi alloy powder
- Silicon Manganese 10-60mm 6517/SiMnFe alloy lump
- Silicon Calcium lump / SiCa lump/ Silico-calcium factory Si 55% Ca 30%
- Calcium ferro alloy cored wire / CaFe cored wire 13mm Ca 30 Fe 70 / Ca 40 Fe 60
Find Similar Products By Category
- Minerals & Metallurgy > Steel > Steel Pipes
- Buy on GoldSupplier.com
- How to Buy
- Browse by Catagories
- Browse by Hot Regoins
- Private Sourcing Events
- Sell on GoldSupplier.com
- How to Sell
- Post Products
- Manage Products
- Manage Groups
- About
- About Us
- Link to Us
- Contact Us
- Sitemap
- Please Enter your Email Address
- Please enter the content for your inquiry.
We will find the most reliable suppliers for you according to your description.
Send Now-
Robin Gao
Welcome to my shop! Glad to serve you!Please send your question!
Your message has exceeded the limit.
Your message has exceeded the limit.
-
-
Your inquiry content must be between 20 to 5000 characters.Send Now.
-
Please input the mailbox.
-