Bright Anneal Tube

Shelf time:
2023-12-30
OD Range:
5mm-830mm
WT Range:
0.5mm-45mm
Standard:
GB/T 5231-2022,ASTM A213, ASTM A312 etc.
Description:
Bright annealing (BA) refers to the stainless steel material in a closed furnace, heated in a reducing atmosphere of inert gas, ordinary hydrogen, after rapid annealing, rapid cooling, stainless steel, the outer surface of a protective layer, in the open environment without reflection, the layer can

Product details description

Delivery condition: AP, BA, CFA, CFP
Other sizes and material available upon request
OD: 1mm-250mm WT: 0.05mm- 50mm
Tolerance: OD +/-0.05mm ID +/-0.05mm Other sizes, grades and special tolerance available upon request
Advantage: Sophisticated bright annealing technology makes the tube good mechanical performance,the tube can be flared,flatten,bent freely.


Applications

Hydraulic/Automobile Pipe:

Good roughness enable tube withstand high pressure and good mechanical performance guarantee tube bent, flared, end process and
others freely,

Laboratory gas:

Puretube BA+ with special drawing procses to reach Ra ≤0.375 regular sizes like 6.35*1, 9.35*1, 12.7*1.24, 25.4*1.65 etc

Food/Beverage:

High precision with lower tolerance, good mechanical performance

pharmaceutical:

ID roughness Ra ≤0.6, OD tolerance≤±0.05mm, WT ≤±5% , sizes like 6*1, 8*1, 10*1 and others

Semiconductor:

Ra ≤0.375 special cleanness for inner diameter

Other application:

Guage, chemical industry, heat exchanger, precision equipments and others

 

Standard

Chemical Composition:

Grade

C

Si

Mn

P

S

Cr

Ni

Mo

 

ASTM

A269

ASTM

312

304

≤0.08

≤1.00

≤2.00

≤0.045

≤0.030

≤18.0-20.0

8.0-11


304L

≤0.03

≤1.00

≤2.00

≤0.045

≤0.030

16.0-18.0

8.0-12


SUS316

≤0.08

≤1.00

≤2.00

≤0.045

≤0.030

16.0-18.0

10.0-14.0

2-3

SUS316L

≤0.03

≤1.00

≤2.00

≤0.045

≤0.030

16.0-18.0

10.0-15.0

2-3

 

EN

10216-5

DIN

17458

1.4301

≤0.07

≤1.00

≤2.00

≤0.040

≤0.015

17-19.5

8.0-10


1.4307

≤0.03

≤1.00

≤2.00

≤0.040

≤0.015

17.5-19.5

8.0-10.5


1.4401

≤0.07

≤1.00

≤2.00

≤0.040

≤0.015

16.5-18.5

10.0-13.0

2-2.5

1.4404

≤0.03

≤1.00

≤2.00

≤0.040

≤0.015

16.5-18.5

10.0-13.0

2-2.5

 

Standard

Mechanical phosphated

YS(Mpa)

TS(Mpa)

EL(%)

HRB

 

ASTM

A269

ASTM

312

≥205

≥515

≥35

≤90

≥170

≥485

≥35

≤90

≥205

≥515

≥35

≤90

≥170

≥485

≥35

≤90

 

EN

10216-5

DIN

17458

≥195

500-700

≥35

≤90

≥180

460-680

≥35

≤90

≥205

510-710

≥35

≤90

≥190

490-690

≥35

≤90


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