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E355 Seamless Cylinder Tube

Changzhou Chengxin Metal Products Co., Ltd.
Changzhou Chengxin Metal Products Co., Ltd.
City: Changzhou
Province/State: Jiangsu
Country/Region: China
Tel: 86-519-88771678

E355 Seamless Cylinder Tube

Packaging Details : Standard Packing or as Per Customer′s Requirement
Payment Terms : L/C, T/T
Place of Origin : China
Diameter : 50-480
Trade Terms : FOB, CFR, CIF, CIP, CPT, FCA, EXW
Production Capacity : 16000m. Tons/Year
Brand Name : Chengxin
Standard : EN10305-1,DIN2391-2,ASTM A519
Min. order : 5 Tons
Main Markets : Global
Morphology : Liquid
HS Code : 73049000
Cross-Section Shape : Round
Type : Carbon Steel Seamless Tube
ID : 40mm-420mm
Connection Type : Seamless
Category : Primary & Dry Batteries
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Commodity: E355 seamless cylinder tube
Standard&material: EN10305-1 E355 or equivalent standard&material
Size range: 50mm*40mm-480mm*420mm
Manufacture process: Cold-drawn, cold rolled
Delivery condition: BK+S
Treatment method of internal surface: Honed, skived&roller burnished
Roughness of internal surface: 0.125um-0.4um
Tolerance of ID: H7, H8, H9, H10
Tolerance of W. T: +/-5%
Straightness of tube: 0.5mm/1000mm max.
Packing: In bundles tied with steel strips, oil coating, end plastic caps.
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Allowed  depth  of  internal  imperfection     
Scratch, indents
OD  ≤   63mm  20um    max
63mm< OD≤ 112mm40um  max
OD> 112mm50um  max
I. D 
Size  tolerance  and  its  designation
3< I. D≤ 6+18um/-0+30um/-0+48um/-0
6< I. D≤ 10+22um/-0+36um/-0+58um/-0
10< I. D≤ 18+27um/-0+43um/-0+70um/-0
18< I. D≤ 30+33um/-0+52um/-0+84um/-0
30< I. D≤ 50+39um/-0+62um/-0+100um/-0
50< I. D≤ 80+46um/-0+74um/-0+120um/-0
80< I. D≤ 120+54um/-0+87um/-0+140um/-0
120< I. D≤ 180+63um/-0+100um/-0+160um/-0
180< I. D≤ 250+72um/-0+115um/-0+185um/-0

DesignationAllowed  roughness  of  internal  surface 
Nominated  value0.125um0.2um0.4um0.8um1.6um3.2um
1.   Tolerance  can  be  +25%/-0
2.   Roughness  of  internal  surface  of  cold-drawn  seamless  tubes  should  reach  " f" ,   3.2um-4um

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