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Good Selling Polished and Mill Finish Stainless Steel Tube

Material:
usd/ton:
Quantity:
  • 201,304,316,etc
  • 7304

Quick Details
Standard: ASTM, AISI, DIN, EN, GB, JIS
Place of Origin: Jiangsu, China (Mainland)
Model Number: 304
Type: Seamless Welded
Steel Grade: 300 Series
Application: Fluid, gas and oil transport,Construction
Certification: BV IBR ISO ROHS SGS
Thickness: 0.25mm to 6.0mm
Outer Diameter: 9.5mm to 219mm
color: natural color
process: cold-draw,extrude,polish
sample: free


Packaging & Delivery
Packaging Details:

woven bag, plastic wrapper and wooden packing or as your requirement


good selling polished and mill duplex stainless steel pipe/tube
Detailed information

Material304:0cr18ni9, 0cr17ni8
201:1cr17mn6ni5n,1cr13mn9ni1n
316:0cr17ni12 or as customer's request
Size(round pipe)9.5, 12.7, 15.9, 17, 18, 19.1, 20, 21, 22.2, 23, 25.4, 28, 318, 35, 60, 63.5, 73, 76.2, 88.9, 101.6,
114.3, 127, 133, 159, 168, 219 mm or customized
Size (square pipe)10×10,12×12,18×18,23×23,38×38,50×50,70×70,100×100,20×10,23×10,24×12,25×13,36×23,
40×20,50×20,60×15,75×45,80×60,95×45,100×60,150×100 mm or customized
Size (oval pipe)30×15,80×40 mm os customized
Thickness0.24-3 mm
Length6m or according to customer's request
Outer diameter6.35-219mm
ToleranceOuter diameter :±0.2mm
Thickness :±0.02mm
Length :±0.5mm
Process methodCode drawn, annealed with nitrogen protection, ultrasonic,automatic shape, polished
FinishingA: sanded  B: 400#-600# mirror  C: hairline brushed  D: TIN titanlum
E : HL brushed & mirror (two kinds of finishing for one pipe)
Chemical Composition
MaterialCSiMnPSCrNi
201≤0.12≤0.759.5-12.5≤0.045≤0.0313-160.8-1.5
304≤0.08≤0.75≤2.0≤0.045≤0.0318-198-10
316≤0.08≤1.00≤2.0≤0.035≤0.0310-1416.0-18.5
430≤0.12≤0.75≤2.0≤0.04≤0.0316-18≤0.6


Chemical composition





Chemical Composition of Material
Material

Composition
201202304316
C≤0.15≤0.15≤0.08≤0.08
Si≤1.00≤1.00≤1.00≤1.00
Mn5.5-7.57.5-10≤2.00≤2.00
P≤0.06≤0.06≤0.045≤0.045
S≤0.03≤0.03≤0.030≤0.030
Cr16-1817-1918-2016-18
N3.5-5.54-68-10.510-14
Mo


2.0-3.0

Mechanical Property
Material Item201202304316
Tensile Strength≥535≥520≥520≥520
Yield Strength≥245≥205≥205≥205
Extension≥30%≥30%≥35%≥35%
Hardness (HV)<253<253<200<200

Surface Finish

Surface FinishDefinitionApplication
2BThose finished, after cold rolling, by heat treatment, pickling or other equivalent treatment and lastly by cold rolling to given appropriate luster.Medical equipment, Food industry, Construction material, Kitchen utensils.
BAThose processed with bright heat treatment after cold rolling.Kitchen utensils, Electric equipment, Building construction.
NO.3Those finished by polishing with No. 100 to No. 120 abrasives specified in JIS R6001.Kitchen utensils, Building construction.
NO.4Those finished by polishing with No. 150 to No. 180 abrasives specified in JIS R6001.Kitchen utensils, Building construction, Medical equipment.
HLThose finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size.Building Construction.
NO. 1The surface finished by heat treatment and pickling or processes corresponding there to after hot rolling.Chemical tank, pipe.


Packaging & Transportation
Every round welded stainless steel pipe is sleeved in plastic bag individually, and several tubes are packed to be bundle without any logo.also pack as customer requirement
Our promise
We insist " quality first, reputation foremost "If you have any problem please feel free to contact us! We primose to service you with the best product of the most reasonbale, all the time ,offer our best service.

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