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Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe

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  • Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe
  • Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe
  • Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe

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Our pursuit and company goal is to Always satisfy our customer requirements. We continue to develop and design superior quality products for both our old and new customers and achieve a win-win prospect for our clients as well as us for Alloy Seamless Steel Pipe, Alloy Pipe Material, Seamless Galvanized Pipe, Our tenet is evident all of the time: to deliver high quality solution at competitive price tag to clients throughout the planet. We welcome potential customers to get in touch with us for OEM and ODM orders.
Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe Detail:

Overview

Application

It is mainly used to make high-quality carbon structural steel, alloy structural steel and stainless heat-resistant steel seamless steel pipes for high pressure and above steam boiler pipes.

Main Grade

Grade of high-quality carbon structural steel: 20g、20mng、25mng

Grade of alloy structural steel15mog、20mog、12crmog、15crmog、12cr2mog、12crmovg、12cr3movsitib, etc

Grade of rust-resistant heat-resistant steel1cr18ni9     1cr18ni11nb

Chemical Component

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，供方可添加其中 一种或几种细化晶粒元素，最大值应符合表中规定。组合加入时，Nb+V+Ti<0.22%°

* 对于 Q345、Q390、Q420 和 Q46O 牌号，Mo+Cr<0.30%o

°各牌号的Cr、Ni作为残余元素时，Cr、Ni含量应各不大于0.30%；当需要加入时，其含量应符合表中规定或由 供需双方协商确定。

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Al、Nb、V、Ti等具有固氮作用 的合金元素，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

Mechanical Property

No

Grade

Mechanical Property

 

 

Tensile
MPa

Yield
MPa

Extend
L/T

Impect (J)
Vertical/ Horizontal

Handness
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

Test Requirement

In addition to ensuring chemical composition and mechanical properties, hydrostatic tests are performed one by one, and flaring and flattening tests are performed. . In addition, there are certain requirements for the microstructure, grain size, and decarburization layer of the finished steel pipe.

Supply Ability

Supply Ability: 2000 Tons Per Month Per Grade of GB/T5310-2017 Alloy Steel Pipe

Packaging

In Bundles And In Strong Wooden Box

Delivery

7-14 days if in stock, 30-45 days to produce

Payment

30% depsoit, 70% L/C or B/L copy   or  100% L/C at sight

Product Detail

Seamless Steel Tubes For High-Pressure Boilers


1


GB/T5310-2017


A106 Boiler Pipe


ASME SA-106/SA-106M-2015


carbon steel pipe


ASTMA210(A210M)-2012


2


ASME SA-213/SA-213M


boiler pipe IBR


ASTM A335/A335M-2018

Product detail pictures:

Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe detail pictures

Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe detail pictures

Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe detail pictures

Related Product Guide:
We've been committed to offering easy,time-saving and money-saving one-stop purchasing service of consumer for Wholesale Discount Alloy Boiler Tube Factory - Seamless steel tubes for high-pressure boilers in GB/T5310-2017 Standard – Sanonpipe , The product will supply to all over the world, such as: Turin, Holland, Albania, The credibility is the priority, and the service is the vitality. We promise we have now the ability to offer excellent quality and reasonable price items for customers. With us, your safety is guaranteed.

    • The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
    5 Stars By Deborah from Berlin - 2017.05.21 12:31
    The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.
    5 Stars By Kevin Ellyson from Bhutan - 2018.11.04 10:32
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