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DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE

  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
  • DIN 2391,EN 10305-1 HONED & SRB(SKIVED & ROLL BURNISHED) TUBE
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Product Description

 

Honed Tube St 52 / E355 for hydraulic and pneumatic cylinder

 Product Description:Applicable to hydraulic pressure, pneumatic cylinder, oil pump barrel, motor body, transmission shaft, etc.

Quality Standard:DIN 2391, EN 10305-1, SAE J524, ASTM A519 and GB3639.

Process:Raw materials- Cold drawn/rolled- Heat treatment (BKS)- Honed or SRB- packing.

Steel Grade:ST52, ST52.3, E355, SAE1026, Q345B.

*Low temperature impact test upon request (27J/-40°C). 

Size

Processing

Cylinder diameter

Length /mm

Straightness

Size accuracy

Wall thickness/mm

Inner bore roughness

Cold Drawn/Rolled

ID28~OD400

≤12M

0.3~1.0m m/m

 H8-H11

±5%

0.8~1.6um

Honed/SRB

ID30~OD500

≤12M

0.3~1.0m  m/m

  H8

±5%

0.4~0.8um

Honed Tube ST52 Mechanical Properties 

Delivery Condition

Cold Finished (BK)

Stress relieved (BKS)

Rm

Elongation

Rm

ReH

Elongation

MPA

%

MPA

MPA

%

ST52

≥640

≥5

600

520

14

 

Honed Tube
ID OD wall unit ID OD wall unit ID OD wall weight
mm mm thickness weight mm mm thickness weight mm mm thickness kg/m
　 　 mm kg/m 　 　 mm kg/m 　 　 mm 　
32 40 4 3.55 60 70 5 8.01 90 114 12 30.18
40 45 2.5 2.62 63 70 3.5 5.74 100 108 4 10.26
40 50 5 5.55 63 72 4.5 7.49 100 114 7 18.47
40 51 5.5 6.17 63 76 6.5 11.14 100 121 10.5 26.61
45 53 4 4.83 63 80 8.5 14.99 100 127 13.5 37.79
45 55 5 6.17 63 83 10 18 100 130 15 42.54
45 57 6 7.55 70 83 6.5 12.26 110 119 4.5 12.71
45 60 7.5 9.71 70 86 8 15.39 110 127 8.5 24.84
50 55 2.5 3.24 75 86 5.5 10.92 110 128 9 26.41
50 58 4 5.33 80 86 3 6.14 110 133 11.5 34.46
50 60 5 6.78 80 92 6 12.73 110 135 12.5 37.76
50 63 6.5 9.06 80 95 7.5 16.18 110 140 15 46.24
50 65 7.5 10.63 80 102 11 24.68 120 140 10 32.06
50 70 10 14.8 90 100 5 11.71 120 146 13 42.64
55 65 5 7.4 90 103 6.5 15.47 125 133 4 12.72
55 70 7.5 11.56 90 105 7.5 18.03 125 135 5 16.03
56 68 6 9.17 90 108 9 21.97 125 140 7.5 24.51
56 70 7 10.88 90 112 11 27.4 125 146 10.5 35.09
125 152 13.5 46.11 160 180 10 41.92 280 351 35.5 276.2
125 159 17 59.53 160 194 17 74.2 300 351 25.5 204.68
130 152 11 38.25 180 192 6 27.52 300 377 38.5 321.38
130 156 13 45.84 180 194 7 32.28 320 377 28.5 244.93
140 152 6 21.6 180 203 11.5 54.31 320 402 41 364.99
140 159 9.5 35.02 180 219 19.5 95.93 400 426 13 132.4
140 164 12 44.98 200 245 22.5 123.45 400 500 50 554.85
140 168 14 53.17 220 273 26.5 161.09 500 540 20 256.46
150 160 5 19.11 220 299 39.5 252.77 500 600 50 678.15
150 168 9 35.29 250 299 24.5 165.84 600 720 60 976.54
150 180 15 61.03 250 325 37.5 265.87 　 　 　 　
160 170 5 20.34 280 325 22.5 167.84 　 　 　 　
                       
  Chemical Properties  
Steel Grade C Si Mn Cr Ni Mo p s Ti Cu  
Q195 0.06-0.12 =<0.3 0.25-0.50 =<0.3 =<0.3 　 =<0.045 =<0.05 　 =<0.3  
Q235 0.14-0.22 =<0.3 0.3-0.65 =<0.3 =<0.3 　 =<0.045 =<0.05 　 =<0.3  
Q3458 =<0.2 =<0.55 1-1.6 　 　 　 =<0.04 =<0.04 　 　  
10# 0.07-0.13 0.17-0.37 0.35-0.65 =<0.15 =<0.3 　 =<0.035 =<0.035 　 =<0.25  
20# 0.17-0.23 0.17-0.37 0.35-0.65 =<0.25 =<0.3 　 =<0.035 =<0.035 　 =<0.25  
35# 0.32-0.39 0.17-0.37 0.5-0.8 =<0.25 =<0.3 　 =<0.035 =<0.035 　 =<0.25  
45# 0.42-0.5 0.17-0.37 0.5-0.8 =<0.25 =<0.3 　 =<0.035 =<0.035 　 =<0.3  
20Cr 0.18-0.24 0.17-0.37 0.5-0.8 0.7-1 =<0.3 0.15-0.25 =<0.035 =<0.035 　 =<0.3  
40Cr 0.37-0.44 0.17-0.37 0.5-0.8 0.8-1.1 =<0.3 0.15-0.25 =<0.035 =<0.035 　 =<0.3  
20CrMo 0.17-0.24 0.17-0.37 0.4-0.7 0.8-1.1 =<0.3 0.15-0.25 =<0.035 =<0.035 　 =<0.3  
30CrMo 0.26-0.34 0.17-0.37 0.4-0.7 0.8-1.1 =<0.3 0.15-0.25 =<0.035 =<0.035 　 =<0.3  
35CrMo 0.32-0.40 0.17-0.37 0.5-0.8 0.8-1.1 =<0.3 0.15-0.25 =<0.035 =<0.035 　 =<0.3  
42CrMo 0.38-0.45 0.17-0.37 0.4-0.7 0.9-1.2 =<0.3 0.15-0.25 =<0.035 =<0.035 　 =<0.3  
20CrMoTi 0.17-0.23 0.17-0.37 1.4-1.8 0.45-0.75 1-1.4 　 =<0.035 =<0.035 　 =<0.3  
35Mn2 0.32-0.39 0.17-0.37 1.4-1.8 =<0.3 =<0.3 　 =<0.035 =<0.035 　 =<0.3  
40Mn2 0.37-0.44 0.17-0.37 1.4-1.8 =<0.3 =<0.3 　 =<0.035 =<0.035 　 =<0.3  
35SiMn 0.32-0.4 1.1-1.4 1.1-1.4 =<0.3 =<0.3 　 =<0.035 =<0.035 　 =<0.3  
15Mn 0.12-0.16 0.17-0.37 0.7-0 =<0.25 =<0.3 　 =<0.035 =<0.035 　 =<0.25  
20Mn 0.17-0.37 0.17-0.37 0.7-1 =<0.25 =<0.3 　 =<0.035 =<0.035 　 =<0.25  
                       
                       
Dimension & Precising          
Working Cylinder ID Length Straightness Tolerance Tolerance Roughness          
method (mm) （m） （mm/m） on ID on WT （μm）          
Cold drawn 40-320 ≤12M 0.2-0.5 / ±5% 0.8-1.6          
Cold drawn          
Cold rolling 30-100 ≥12M 0.2-0.5 / ±5% 0.8-1.2          
cold drawn-honed 40-500 8M 0.2-0.3 H8-H9 ±5% 0.2-0.8          
Cold drawn-roll 40-400 7M 0.2-0.3 H8-H9 ±5% ≤0.4          
Deep-hole 320-400 8M 0.2-0.3 H7-H9 ±8% ≤0.8          
Deep-rolling 320-400 7M 0.2-0.3 H8-H9 ±8% ≤0.4          
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