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Products
Model No.: St52 BKS
Brand: Hujie
Usage: Hydraulic/Automobile Pipe
Type: Seamless
Technique: Cold Drawn
Material: St35, St45, St52
Surface Treatment: Other
Section Shape: Round
Application: Hydraulic Cylinder
Delivery Condition: BK, BKW, BKS, GBK, NBK
Surface: Bright, Without Oxide Scale
Heat Treatment: Bright Annealing
RAW MATERIALS: Bao Steel, Huai Steel, Zhongtian Steel
OD Size: 40-380mm
WT Size: 1-35mm
Packaging: Bundles Package, Wooden Box
Productivity: 3000 tons/month
Transportation: Ocean
Place of Origin: Zhejiang, China
Supply Ability: 3000 tons/month
Certificate: ISO9001-2008, TS16949
HS Code: 73043190
Port: Shanghai,Ningbo
Payment Type: T/T
Incoterm: FOB,CFR,CIF,FCA
EN10305-1 Telescopic Cylinders Gas Cylinder Tube with Cold Processing Production
Standard: EN10305-1 Seamless Cold Drawn/Rolling Steel Tubes
Standard: DIN2391 St52+BKS St52.3+C
Steel Tubes for precision applications.
Applications: for Gas Cylinder Applications, Oil Cylinders/Telescopic Cylinders
Size Range: O.D.:40-380mm W.T.:1-35mm L:max12000mm
Steel Grade: St52.3 St52 E235, E355,E215 etc
Note: Special steel grade is also available, according to customer request.
aRm: tensile strength; ReH: upper yield strength; A: elongation after fracture
b 1Mpa=1N/mm2
c Depending on the degree of cold work in the finishing pass the yield strength may nearly be as high as the tensile strength.
For calculation purposes the following relations are recommended:
for delivery condition +C: ReH ≥0.8 Rm
for delivery condition +LC: ReH ≥0.7 Rm
Mechanical properties at room temperature Steel Grade Minimum values for the delivery condition Steel Name Steel Nubmer (+Cc) (+LCc) (+SR) (+Ad) (+N) NBK Rm Mpa A % Rm Mpa A % Rm Mpa ReH Mpa A % Rm Mpa A % Rm Mpa ReH Mpa A % E215 1.0212 430 8 380 12 380 280 16 280 30 290-430 215 30 E235 1.0308 480 6 420 10 420 350 16 315 25 340-480 235 25 E355 1.0580 640 4 580 7 580 450 10 450 22 490-630 355 22
Quality Control:
1. Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up
3. Heating and Hammering End for Cold Drawing
4. Cold Drawing or Cold Rolling, On line inspection
5. Heat Treatment:+SR, +A, +N
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects.
Product Name | Gas Hydraulic Cylinder Steel Tube St52 BKS |
Material | St35, St45, St52 |
Delivery Condition | BK, BKW, BKS, GBK, NBK |
Standard | EN10305-1 / DIN2391 / EN10305-4 |
Size Range | OD: 6-88mm, WT: 1-15mm |
Application | High precision purpose, auto parts, oil cylinder, etc |
Round Billet | Bao Steel, Xingcheng Steel, Zhongtian Steel |
Keyword | Seamless Steel Tube |
Certificate | TS16949, ISO 9001 |
HS code | 7304319000 |
Delivery Time | 45 days |
Pakcing | Bundles or Woodern Boxes |
Product Categories : Hydraulic Cylinder Tubes
Home > Products > Hydraulic Cylinder Tubes > Gas Hydraulic Cylinder Steel Tube St52 BKS
Send Inquiry
Mr. Kevin
Tel:86-0574-87491308
Fax:86-0574-87491848
Mobile Phone:+8613355844917
Email:sales@hjbearingtube.com
Address:Industrial Park, Zhangting Town,Yuyao City, Ningbo, Zhejiang
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.