Umbhobho wentsimbi weCarbon ongenamthungo A53

Inkcazelo emfutshane:

Umgangatho ophezulu we-carbon structural steel, i-alloy structural iron, kunye nentsimbi yensimbi engenasici ekwazi ukumelana nobushushu, umbhobho wensimbi ongenamthungo woxinzelelo oluphezulu nangaphezulu kwemibhobho yebhoyila yomphunga kwi-GB/T5310-2007 standard.


Iinkcukacha zeMveliso

Iithegi zeMveliso

Ukubambelela kwimbono yakho "yokwenza izisombululo ezikumgangatho ophezulu kunye nokwenza ubuhlobo nabantu abavela kwihlabathi liphela", sihlala sibeka umnqweno wabathengi ukuba baqale ngeCarbon Seamless Steel Pipe A 53, ngoku sinomthombo wempahla kunye ireyithi inzuzo yethu. Wamkelekile ukubuza malunga nempahla yethu.
Ukubambelela kwimbono yakho "yokwenza izisombululo ezikumgangatho ophezulu kunye nokwenza abahlobo nabantu abavela kwihlabathi liphela", sihlala sibeka umnqweno wabathengi ukuqala ngawo.Umbhobho wentsimbi we-A53, Asme Sa106 Low Carbon Steel Umbhobho Umthungo, Umbhobho wentsimbi ongenamthungo weSt52, Bonke oomatshini abangenisiweyo balawula ngokufanelekileyo kwaye baqinisekise ukuchaneka komatshini kwiimveliso. Ngaphandle koko, sineqela labasebenzi bolawulo olukumgangatho ophezulu kunye neengcali, abenza iimveliso ezikumgangatho ophezulu kwaye banamandla okuphuhlisa iimveliso ezintsha ukwandisa ikhaya lethu lemarike nakwamanye amazwe. Silindele ngokunyanisekileyo ukuba abathengi beze kwishishini elikhulayo kuthi sobabini.

Isishwankathelo

Isicelo

Isetyenziswa ikakhulu ukwenza umgangatho ophezulu wekhabhoni yentsimbi, intsimbi yesakhiwo sealloyi kunye nentsimbi engatyiwa ngumthungo yemibhobho yentsimbi engenamthungo yoxinzelelo oluphezulu nangaphezulu kwemibhobho yebhoyila yomphunga.

IBanga eliPhambili

IBanga le-carbon high-quality steel structure: 20g, 20mng, 25mng

IBanga le-alloy structural steel15mog, 20mog, 12crmog, 15crmog, 12cr2mog, 12crmovg, 12cr3movsitib, njl.

Ibakala lentsimbi enganyangekiyo kubushushu1cr18ni9 1cr18ni11nb

ICandelo leMichiza

牌号

质量

等级

化学成分(质量分数广小/%

C

Si

Mn

P

S

Nb

V

Ti

Cr

Ni

Cu

Nd

Mo

B

Als”

不大于

不小于

Q345 A

0.20

0.50

1.70

0.035 0.035

0.30

0.50

0.20

0.012

0.10

—- -
B 0.035 0.035
C 0.030 0.030

0.07

0.15

0.20

0.015

D

0.18

0.030 0.025
E 0.025 0.020
Q390 A

0.20

0.50

1.70

0.035 0.035

0.07

0.20

0.20

0.3

0.50

0.20

0.015

0.10

- -
B 0.035 0.035
C 0.030 0.030

0,015

D 0.030 0.025
E 0.025 0.020
Q42O A

0.20

0.50

1.70

0.035 0.035

0.07

0.2

0.20

0.30

0.80

0.20

0.015

0.20

—-

—-

B 0.035 0.035
C 0.030 0.030

0.015

D 0.030 0.025
E 0.025 0.020
Q46O C

0.20

0.60

1.80

0.030 0.030

0.11

0.20

0.20

0.30

0.80

0.20

0.015

0.20

0.005

0.015

D 0.030 0.025
E 0.025 0.020
Q500 C

0j8

0.60

1.80

0.025 0.020

0.11

0.20

0.20

0.60

0.80

0.20

0.015

0.20

0.005

0.015

D 0.025 0.015
E 0.020 0.010
Q550 C

0.18

0.60

2.00

0.025 0,020 0.11

0.20

0.20

0.80

0.80

0.20

0.015

0.30

0.005

0.015

D 0.025 0,015
E 0.020 0.010
Q62O C

0.18

0.60

2.00

0.025 0.020

0.11

0.20

0.20

1.00

0.80

0.20

0.015

0.30

0.005

0.015

D 0.025 0.015
E 0.020 0.010

1除Q345A、Q345B牌号外,钢中应至少含有细化晶粒元素Al、Nb、V、Ti中的一种,根据需要,供方粒元素晶粒元素,最大值应符合表中规定。组合加入时,Nb+V+Ti<0.22%°

* I-对于 Q345、Q390、Q420 kunye neQ46O 牌号,Mo+Cr<0.30%o

°各牌号的Cr, Ni作為残余元素时,Cr、Ni含量应各不大于0.30%方协商确定.

J如供方能保证氮元素含量符合表中规定,可不进行氮含量分析。如果钢中加入入入入入入、入入入, V, Tich素,氮元素含量不作限制,固氮元素含量应在质量证明书中注明.

'当采用全铝时,全铝含量Ait^0.020%B

IPropati yoomatshini

No

IBanga

IPropati yoomatshini

 

 

Ukuqina
MPa

Yima kancinci
MPa

Yandisa
L/T

Impembelelo (J)
Ngokuthe nkqo/ Ukuthe tye

Isandla
HB

1

20G

410-
550


245

24/22%

40/27

-

2

20MnG

415-
560


240

22/20%

40/27

-

3

25MnG

485-
640


275

20/18%

40/27

-

4

15MoG

450-
600


270

22/20%

40/27

-

6

12CrMoG

410-
560


205

21/19%

40/27

-

7

15CrMoG

440-
640


295

21/19%

40/27

-

8

12Cr2MoG

450-
600


280

22/20%

40/27

-

9

12Cr1MoVG

470-
640


255

21/19%

40/27

-

10

12Cr2MoWVTiB

540-
735


345

18/-%

40/-

-

11

10Cr9Mo1VNbN


585


415

20/16%

40/27


250

12

10Cr9MoW2VNbBN


620


440

20/16%

40/27


250

Imfuneko yoVavanyo

Ukongeza ekuqinisekiseni ukubunjwa kweekhemikhali kunye neempawu zemishini, iimvavanyo ze-hydrostatic zenziwa nganye nganye, kwaye iimvavanyo ze-flaring kunye ne-flattening ziyenziwa. . Ukongezelela, kukho iimfuno ezithile ze-microstructure, ubukhulu bengqolowa, kunye ne-decarburization layer yombhobho wensimbi ogqityiweyo.

Supply Ability

Amandla okubonelela: Iitoni ezingama-2000 ngeNyanga ngeBanga ngalinye le-GB/T5310-2017 i-alloy Steel Pipe

Ukupakishwa

Kwimiyanda kunye nakwiBhokisi yoMthi eyomeleleyo

Ukuhanjiswa

7-14 iintsuku ukuba isitokhwe, 30-45 iintsuku ukuvelisa

Intlawulo

30% idepsoit, 70% L/C okanye B/L ikopi okanye 100% L/C ngokubona

Iinkcukacha zeMveliso

Imibhobho yentsimbi engenamthungo yeeBoiler zoxinzelelo oluphezulu


GB/T5310-2017


ASME SA-106/SA-106M-2015


I-ASTMA210(A210M)-2012


ASME SA-213/SA-213M


I-ASTM A335/A335M-2018


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