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管道容器設(shè)備結(jié)構(gòu)用管

發(fā)布日期:21-08-25 10:30:42 訪問次數(shù):3257

管道容器設(shè)備結(jié)構(gòu)用管

管道、容器、設(shè)備結(jié)構(gòu)用管
  Steel Pipes for Pipeline, Vessel and Equipment Structures.
  標(biāo)準(zhǔn):Standards:
  ASTM A519, DIN1629, DIN2391, ASTM A513, BS6323, EN10305-1, JIS3441
  用途Application:
  適用于制造管道、容器、設(shè)備、管件及鋼結(jié)構(gòu)
  It is used for manufacturing pipeline, vessel, equipment, pipe fittings and steel structure.
  主要生產(chǎn)鋼管牌號(hào) Main Steel Tube Grades:
  St37.0, St44.0, St52.0
  化學(xué)成份Chemical Composition (%):


標(biāo)準(zhǔn)Standard

牌號(hào)Grade

C

Si

Mn

P

S

Cr

Ni

Cu

V

Q/BQB 203
DIN1629

ST37.0

≤0.17

0.17-0.37

0.35-0.65

≤0.025

≤0.020

≤0.25

≤0.25

≤0.25

-

ST44.0

≤0.21

0.17-0.37

0.50-0.80

≤0.025

≤0.020

≤0.25

≤0.25

≤0.25

-

ST55

0.33-0.41

0.17-0.37

0.50-0.80

≤0.025

≤0.020

≤0.25

≤0.25

≤0.25

-

ST52.0

≤0.22

≤0.55

≤1.60

≤0.025

≤0.020

≤0.25

≤0.25

≤0.25

-

CK45

0.42-0.50

0.17-0.37

0.50-0.80

≤0.025

≤0.020

≤0.25

≤0.25

≤0.25

-

Note: Grades other than the a.m. chart can be made available through consultations.

機(jī)械性能Mechanical Properties:


標(biāo)準(zhǔn)Standard

鋼級(jí)
Grade

抗拉強(qiáng)度Tensile Strength
(MPa)

屈服強(qiáng)度Yield Strenght
Not less than

伸長(zhǎng)率Elongation
Not less than

沖擊試驗(yàn)Impact Test

≤16mm

>16-30mm

Temperature
(℃)

Absorbed Energy
(KV/J)

Q/BQB203
DIN1629

-

-

≤16mm

>16mm

-

-

-

ST37.0

350-480

235

225

25

-

-

ST44.0

420-550

275

265

21

-

-

ST55

540-645

295

285

17

-

-

ST52.0

500-650

355

345

21

-

-

CK45

590-730

335

325

14

-

-

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