• HS Code：7304419000
• Origin：Mainland China
• Transport Package：Standard Export Package or as Required
• Delivery Time：Depend on Quantity
• Model NO.：300 series
• Production Capacity：5000 Tons,Month

Name
 304 stainless steel pipe
Standard
ASTM A554, A249, A269 and A270, A312
Material Grade
201 ( Ni 0.8%),
202 (Ni 3.5%~4.5%),
301(Ni 5%)
304 (Ni 8%, Cr 18%),
316 (Ni 10%, Cr 18%),
316L (Ni10%~14%),
Outer Diameter
6mm-1020mm
Thickness
0.5mm-30mm
Length
6m or as request
 
Tolerance
a) Outer Diameter:  +/- 0.2mm
b) Thickness: +/- 0.02mm
c) Length: +/- 5mm
Application
A) General Service Industries (Petroleum, Food, Chemical, Paper, Fertilizer, Fabric, Aviation and Nuclear) B) Fluid, gas and oil transport
C) Pressure and Heat Transmission
D) Construction and Ornament
E) Boiler Heat Exchanger
 
Chemical composition
 
 
 
 
Chemical Composition of Material
  Material
 
Composition
201
202
304
316
C
≤0.15
≤0.15
≤0.08
≤0.08
Si
≤1.00
≤1.00
≤1.00
≤1.00
Mn
5.5-7.5
7.5-10
≤2.00
≤2.00
P
≤0.06
≤0.06
≤0.045
≤0.045
S
≤0.03
≤0.03
≤0.030
≤0.030
Cr
16-18
17-19
18-20
16-18
N
3.5-5.5
4-6
8-10.5
10-14
Mo
   
2.0-3.0
 
Mechanical Property
Material Item   
201
202
304
316
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 FinishDefinitionApplication2BThose 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 201 / 304 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.