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Din 2391 EN 10305-1 1010 1020 E355 E235 24 mm High Precision Seamless Steel Tubes

Categories DOM Steel Tubes
Brand Name: Torich
Model Number: Din 2391 EN 10305-1
Certification: IS09001 ISO14001 TS16949
Place of Origin: China
MOQ: 2 tons
Price: Negotiation
Payment Terms: L/C, D/A, D/P, Western Union, Western Union, MoneyGram
Supply Ability: 60000tons per year
Delivery Time: 7-15 week days
Packaging Details: In bundles or in wooden boxes packaging
Production name: Din 2391 EN 10305-1 1010 1020 E355 E235 24 Mm High Precision Seamless Steel Tubes
Material: 1010 1020 E355 E235
Length: 6m or as per custom requests
Origin: China
Feature: High precison
Maching: Yes
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Din 2391 EN 10305-1 1010 1020 E355 E235 24 mm High Precision Seamless Steel Tubes

Din 2391 EN 10305-1 1010 1020 E355 E235 24 Mm High Precision Seamless Steel Tubes


Characteristic:

1.Bright annealing treatment on steel tubes, have a clean in side and out size diameter,Besides, what is suitable for bending any angle for your produce your production.

2.Galvanizing on tubes can bear the Salt spray test above 72 hours.

3.Steel tubes produce by cold drawn and cold rolled many times ,With a good tolerance on OD and WT.


Hydraulic and pneumatic cylnder tube standard/size/tolerance

Working method


Tube ID

(mm)

Length

(m)


Straightness
(mm/m)

Tolerance

on ID

Tolerance

on WT


ID Roughness

(um)

Cold Draw40-400≤12m0.2-0.5 /±5%≤1.6
Cold Rolled40-150≤12m0.2-0.5 /±5%≤0.8
Cold Draw-Honed40-400≤8m0.2-0.3H8-H9±5%≤0.4
Cold Draw-Rolling50-300≤8m0.2-0.3H8-H9±5%≤0.4
Deep hole boring-Roing250-400≤8m0.2-0.3H8-H9±8%≤0.8
Deep hole boring-Honed Roing250-400≤8m0.2-0.3H8-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/mm2Y.S Bn/mm2Elogation 5%Hardness HBImpact value(-20℃)J
20≥550≥8≥520≥400≥15170/
45≥680≥5≥630≥520≥12190/
Q345B≥660≥8≥620≥520≥15190/
Q345D≥660≥8≥620≥520≥15190≥27
25Mn≥640≥8≥620≥510≥15190/
27SiMn≥780≥5≥700≥580≥10210/
E355≥700≥8≥650≥580≥15195≥27

Application : Hydraulic tubes.

Material: St35 St45 St52 E355

Standard : DIN 2391 EN10305-1

Surface treatment: Galvanizing, to protect material from rust.


OD : 4- 20mm

WT :0.5-10 mm


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