Payment Terms | L/C, T/T |
Supply Ability | 5000tons per year |
Delivery Time | 5-8 week days |
Packaging Details | In bundles or in wooden boxes packaging |
Material | E355 St52 16Mn |
Standard | EN10305-1 |
OD | 20-450mm |
WT | 0.5-20mm |
Length | 12m Max |
End | Plain |
Brand Name | Torich |
Model Number | EN10305-1 |
Certification | ISO 9001 TS16949 ISO14001 |
Place of Origin | China |
View Detail Information
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Product Specification
Payment Terms | L/C, T/T | Supply Ability | 5000tons per year |
Delivery Time | 5-8 week days | Packaging Details | In bundles or in wooden boxes packaging |
Material | E355 St52 16Mn | Standard | EN10305-1 |
OD | 20-450mm | WT | 0.5-20mm |
Length | 12m Max | End | Plain |
Brand Name | Torich | Model Number | EN10305-1 |
Certification | ISO 9001 TS16949 ISO14001 | Place of Origin | China |
High Light | precision seamless pipe ,precision pipes and tubes |
Hydraulic Cylinder steel tubes and pipes EN10305-1 E355 St52 16Mn
Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international
marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with
Carbon and Alloy Steel Grade, Welded Precision Steel Tubes,DOM Steel Tubes, Seamless & Welded Stainless
Steel Tubes with Nickel and Alloy Steel Grade. High precision steel tubes is our mainly products.
Standard : GB/T3639, GB/T8713, EN10305-1:2002, EN10305-2:2002,
ASTM A519-2006, ASTM A513-2007, GB/T1591-2008, GB/T17396-2009
Material: 20#, 45#, Q345B, Q345D, 25Mn, 27SiMn, E355
Hydraulic and pneumatic cylnder tube standard/size/tolerance | ||||||||||
Working method |
(mm) | Length (m) | Straightness (mm/m) | Tolerance on ID | Tolerance on WT |
(um) | ||||
Cold Draw | 40-400 | ≤12m | 0.2-0.5 | / | ±5% | ≤1.6 | ||||
Cold Rolled | 40-150 | ≤12m | 0.2-0.5 | / | ±5% | ≤0.8 | ||||
Cold Draw-Honed | 40-400 | ≤8m | 0.2-0.3 | H8-H9 | ±5% | ≤0.4 | ||||
Cold Draw-Rolling | 50-300 | ≤8m | 0.2-0.3 | H8-H9 | ±5% | ≤0.4 | ||||
Deep hole boring-Roing | 250-400 | ≤8m | 0.2-0.3 | H8-H9 | ±8% | ≤0.8 | ||||
Deep hole boring-Honed Roing | 250-400 | ≤8m | 0.2-0.3 | H8-H9 | ±8% | ≤0.4 |
Mechancial property | |||||||||
Final supply condition
Steel grade | Cold finished(hard)(BK) | (Cold drawn and stress-relieved(BK+S) | |||||||
T.S bN/mm2 | Elogation 5% | T.S bN/mm2 | Y.S Bn/mm2 | Elogation 5% | Hardness HB | Impact value(-20℃)J | |||
20 | ≥550 | ≥8 | ≥520 | ≥400 | ≥15 | 170 | / | ||
45 | ≥680 | ≥5 | ≥630 | ≥520 | ≥12 | 190 | / | ||
Q345B | ≥660 | ≥8 | ≥620 | ≥520 | ≥15 | 190 | / | ||
Q345D | ≥660 | ≥8 | ≥620 | ≥520 | ≥15 | 190 | ≥27 | ||
25Mn | ≥640 | ≥8 | ≥620 | ≥510 | ≥15 | 190 | / | ||
27SiMn | ≥780 | ≥5 | ≥700 | ≥580 | ≥10 | 210 | / | ||
E355 | ≥700 | ≥8 | ≥650 | ≥580 | ≥15 | 195 | ≥27 |
Chemecal composition | |||||||||
Steel grade | C | Si | Mn | P | S | Cr | Ni | Cu | V |
20 | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
45 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
Q345B | ≤0.20 | ≤0.50 | ≤0.17 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.15 |
Q345D | ≤0.18 | ≤0.50 | ≤0.17 | ≤0.030 | ≤0.025 | ≤0.30 | ≤0.50 | ≤0.30 | ≤0.15 |
25Mn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.30 | ≤0.20 | / |
27SiMn | 0.22-0.29 | 0.17-0.37 | 0.70-1.0 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 | / |
E355 | ≤0.22 | ≤0.50 | ≤1.60 | ≤0.035 | ≤0.025 | / | / | / | / |
(Tolerance on ID) um | |||||||||
ID Size | (Tolerance on ID)um | ||||||||
H7 | H8 | H9 | H10 | ||||||
30 | +21 0 | +33 0 | +52 0 | +84 0 | |||||
>30-50 | +25 0 | +39 0 | +62 0 | +100 0 | |||||
>50-80 | +30 0 | +46 0 | +74 0 | +120 0 | |||||
>80-120 | +35 0 | +54 0 | +87 0 | +140 0 | |||||
>120-180 | +40 0 | +63 0 | +100 0 | +160 0 | |||||
>180-250 | +46 0 | +72 0 | +115 0 | +185 0 | |||||
>250-315 | +52 0 | +81 0 | +140 0 | +210 0 | |||||
>315-400 | +57 0 | +89 0 | +170 0 | +230 0 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification:
Verified Supplier
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ...
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