• Model NO.：321
• Surface Treatment：Polished
• Product：321 Stainless Steel Pipe Tube
• Surface：Polish, 2b, Brush, 8k Mirror.
• Thickness：0.3-100mm
• out Diamter：1-600mm
• OEM Accept：Yes
• Welded Line Type：ERW
• Alloy or Not：Not Alloy
• Anti-Corrosion：Good
• Application：Construction, Wall, Petrochemical, etc
• Steel Grade：321
• Transport Package：Woven Bags
• Specification：CE, SGS, ISO, BV
• Trademark：Galaxy
• Origin：Wuxi, Jiangsu
• HS Code：730661000
• Production Capacity：2500tons,Month

Name
Stainless Steel pipe tube
Standard
ASTM A554, A249, A269 and A270, A312
Material Grade
201 ( Ni 1.096%),
202 (Ni 3.5%~4.5%),
301(Ni 5%)
304 (Ni 8%, Cr 18%),
316 (Ni 10%, Cr 18%),
316L (Ni10%~14%),
430
Outer Diameter
1-600mm
Thickness
sch40
Length
6m or as customers' request
 
Tolerance
a) Outer Diameter: +/- 0.2mm
b) Thickness: +/- 0.02mm
c) Length: +/- 5mm
Surface
180G, 320G, 400G Satin / Hairline
400G, 500G, 600G or 800G Mirror finish
Application
Decoration construction, upholstery, industry instrument
Test
Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT
 
 
 
 
Chemical Composition of Material
Material
 
Composition
201
202
304
316
430
C
≤0.15
≤0.15
≤0.08
≤0.08
≤0.12
Si
≤1.00
≤1.00
≤1.00
≤1.00
≤1.00
Mn
5.5-7.5
7.5-10
≤2.00
≤2.00
≤1.00
P
≤0.06
≤0.06
≤0.045
≤0.045
≤0.040
S
≤0.03
≤0.03
≤0.030
≤0.030
≤0.030
Cr
16-18
17-19
18-20
16-18
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

 We can produce diferent standard stainless steel pipe, the mainly material and the standard is as following. we can also produce special material pipes, like 904L duplex steel 2205 2507.etc
 
Character
General Code
UNS Code
Standard
Application
Stainless Steel Pipe
304
S30400
ASTM A312
Chemical, Oil chemical, Heat exchange, Liquid transfer,Machinery, Paper making, Power station, Construction and etc.
304L
S30403
ASTM A213
316L
S31603
ASTM A269
316Ti
S31635
ASTM A511
321
S32100
ASTM A778
321H
S32109
ASTM A554
310
S31000
ASTM A249
310S
S31008
GOST9941
317
S31700
JIS3459
317L
S31703
EN10216-5
347
S34700
DIN17458
 
Material analysis  of our seamless stainless steel pipe
 
GradeChemical CompositionC maxSi maxMn maxP maxS maxNiCrMoOthersTP 3040.080.7520.040.038 - 1118 - 20  TP 304L0.0350.7520.040.038 - 1318 - 20  TP 310S0.080.7520.0450.0319 - 2224 -260.75 max TP 3160.080.7520.040.0310 - 1416 - 182 - 3 TP 316L0.0350.7520.040.0310 - 1516 - 182 - 3 TP 3170.080.7520.040.0311 - 1418 - 203 - 4 TP 3210.080.7520.040.039 - 1317 - 20 Ti: 5×C%
 
Mechanical PropertiesGradeTensile Strength Mpa, (Min)Yield Strength  Mpa, (Min)%Age Elongation in 50mm gauge length minHardness (Max)BHNRb30158524456197753045852445619172304L5852105619172310S61524556197753166152455719775316L58521556197753216152455619775
 
Packing: 
Export standard package for woven bag, bundled or as required
 
Delivery:
10-15 days after received the deposit 
The inner size of container is below: 
20 ft GP:5.8m(length)x 2.13m(width)x 2.18m(high) about 24-26 CBM 
40 ft GP:11.8m(length)x 2.13m(width)x 2.72m(high)about 68 CBM


Our main products:
Cold rolled stainless steel plate/sheet
Hot rolled stainless steel plate/sheet
Cold rolled stainless steel coil/roll
Hot rolled stainless steel coil/roll
Stainless steel strip
Stainless steel tube/pipe


Why choose us?
 
ISO System
 
We have the most convenient transport and prompt delivery
 
We use the best raw material 
 
We have high technical production line with top quality products
  
We are the professional manufacturer to product the stainless steel pipes over 10 years. 
 
We can supply stainless steel plate and stainless steel sheet; stainless steel pipe and stainless steel tube; stainless steel bar and stainless steel rod; stainless steel coil and stainless steel strip; stainless steel flat and stainless steel angle; stainless steel flange and so on. We have some references taking from our ware house shown in above, we are welcome you to visit our showroom and warehouse for a kind inspection.
 
We offer competitive price with best service
 
 
 
Choose US ,Choose Top Guarantee !!!



Contact information:
Galaxy International Trade Wuxi Co.,Ltd
Contact person:Angelina Gu
Mobile:+0086 18262294060