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News - Product news

BS3059 Seamless Boiler Tube

Date:2016-12-07      Views:423Time(s)      Label:seamless steel pipe, carbon seamless steel pipe, boiler tube    

BS3059 Seamless Boiler Tube


Specification:

BS3059 seamless boiler tube used for heat-exchange, steam, condensers and similar heat transfer apparatus.

Grade: 360, 440,243,620-460,622-490,629-470,629-590,762

OD: 6mm – 16”mm

Wall thickness: 1mm-36mm

Length: Max length 12M


Chemical Composition (%)

Grade

C

Si

Mn

P

S

Cr

Mo

360

≤0.17

0.10~0.35

0.40~0.8

≤0.035

≤0.035

-

-

440

0.12~0.18

0.10~0.35

0.90~1.2

≤0.035

≤0.035

-

-

243

0.12~0.2

0.10~0.35

0.40~0.8

≤0.035

≤0.035

-

0.25~0.35

620-460

0.10~0.15

0.10~0.35

0.40~0.7

≤0.030

≤0.030

0.70~1.10

0.45~0.65

622-490

0.08~0.15

≤0.50

0.40~0.7

≤0.030

≤0.030

2.00~2.50

0.90~1.2

629-470

≤0.15

0.25~1

0.3~0.6

≤0.030

≤0.030

8~10

0.9~1.1

629-590

762

0.17~0.23

≤0.50

≤1.00

≤0.030

≤0.030

10.00~12.5

0.80~1.2

 

Mechanical Properties:

Grade

Tensile Strength

(MPa)

Yield Strength

(Mpa)

Elongation

(%)

360

360~500

235

24

440

440~580

245

21

243

480~630

275

22

620~460

460~610

180

22

622~490

490~640

275

20

629~470

470~620

185

20

629~590

590~740

400

18

762

720~870

470

15

 

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