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Duplex Steel Seamless Tube ASTM A789 UNS32750(2507/1.4410)

  • Duplex Steel Seamless Tube ASTM A789 UNS32750(2507/1.4410)
  • Duplex Steel Seamless Tube ASTM A789 UNS32750(2507/1.4410)
  • Duplex Steel Seamless Tube ASTM A789 UNS32750(2507/1.4410)
  • Duplex Steel Seamless Tube ASTM A789 UNS32750(2507/1.4410)

Duplex Steel Seamless Tube ASTM A789 UNS32750(2507/1.4410)

    Payment Type: T/T,L/C,Western Union
    Min. Order: 100 Kilogram
    Delivery Time: 20 Days
    Packaging: Export Standard Packing
    Productivity: 1500 Tons per month
    Brand: YUHONG
    Transportation: Ocean,Land,Air
    Place of Origin: CHINA
    Certificate: ABS, GL, BV, PED, AD2000, GOST, TS, CCS, CNNC, ISO

Basic Info

Model No.: Duplex Seamless Boiler Tube ASTM A789 UNS32750

Product Description

Detailed Product Description

Duplex Stainless Steel Seamless Pipe,PED 97/23/EC, AD2000-WO, GOST 9941-81 , ASTM A789,A790, UNS32750, UNS32760


YUHONG GROUP deal with Austenitic Stainless Steel, Nickel Alloy Steel (Hastelloy , Monel, Inconel, Incoloy ) seamless and welded pipe and tube already more than 25 years, every year sell more than 80000 tons of steel pipe and tube. Our client already cover more than 45 countries, Like Italy, UK, Gernmany, USA, Canada, Chile, Colombia, Saudi Arabia, Russia, Korea, Singapore, Austrial, Poland, France , ....And our group branch company and factory have been already approved by : ABS, DNV, GL, BV, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9001-2008, ISO 14001-2004.


Detailed Product Description

Super Duplex Stainless Steel Pipe ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410)


Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530

Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205, UNS S32750(1.4410), UNS S31500(Cr18NiMo3Si2), UNS32760(1.4501)


Chemical Composition

Grade

C

max

Si

max

Mn

max

P

max

S

max

Cr

Ni

Mo

N

UNS S32750

0.030

0.8

1.2

0.030

0.015

24.0-26.0

6.0-8.0

3.0-5.0

0.24-0.32

UNS S31803

0.030

1.0

2.0

0.020

0.020

21.0-23.0

4.5-6.5

2.5-3.5

0.08-0.20

UNS S31500

0.030

1.0

1.2-2.0

0.030

0.030

18.0-19.0

4.5-5.5

2.5-3.5

0.05-0.10


Physical Properties

Grade

Y.S.MPa min

T.S.Mpa min

Elongation %

Hardness HRC

UNS S32750

550

800

15

20

UNS S31803

450

620

25

20

UNS S31500

440

630

30

20



Duplex Stainless Steel Pipe Application:

Chemical processing, Transport and Storage.

Oil and gas exploration and offshore rigs.

Oil and gas refining.

Marine environments.

Pollution control equipment.

Pulp and paper manufacturing

Chemical process Plant


Some of the quality tests carried out by us includes:

Corrosion Test Conducted only when specially requested by the client
Chemical Analysis Test done as per required quality standards
Destructive / Mechanical Testing Tensile | Hardness | Flattening | Flare | Flange
Reverse-bend and Re. flat tests Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end
Eddy Current Testing Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System
Hydrostatic Testing 100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s .
Air Under Pressure Test To check any evidence of air leakage
Visual Inspection After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections

Supplementary Testing : Apart from the above mentioned tests, we also carry out on the manufactured products supplementary testing. The tests conducted under this include:

  • Eddy Current Testing
  • O.P Testing
  • Radiography Testing
  • Corrosion Testing
  • Micro Testing
  • Macro Testing
  • IGC Testing
  • Ultrasonic testing
  • Liquid Penetrate testing

Duplex Steel Tube ASTM A789 UNS S32750 for condenser

Hydrostatic Test-suppiler Duplex Steel Seamless Tube A789 S32750 for heat exchanger

PMI Testing Duplex Steel Seamless Tueb A789 UNS S32750 2507 for heat exchanger suppiler



YUHONG GROUP CO.,LIMITED

 

Yuhong Group Co.,Limited is one of the largest Procurement Engineering and Contracting Group companies in China. Our group branch company and factory have been already approved by : ABS, DNV, GL, BV, PED 97/23/EC, AD2000-WO, GOST9941-81, CCS, TS, CNNC, ISO9001-2008, ISO 14001-2004. Yuhong Group has expanded its field of activities and entered in trade and supply of tubular & flat products in Stainless Steel, Carnon steel, Alloy Steel as well as a series of special materials for our reputed clients worldwide. These products are widely used in various important sectors like Mining, Energy, Petrochemical, Chemical Industry, Food Plant, Paper Plant, Gas and Fluid Industry etc.

Yuhong Group has gained rich experience in Pipes, Fittings, Flanges, Valves, Structural steel, Coils and Plates in past seven years. In a short span of time, Yuhong Group has marked its global presence in more than 30 countries. We have successfully implemented the orders of Cross Country Pipelines for our valuable customers. In addition, we have also developed a huge network of contacts and strategic alliances with most important manufacturers an stockists around the world.

It allows us to offer highly competitive solutions with certified quality, complying with high standard of today's industry. In the supply chain of Yuhong Group,Stainless Steel Pipe and Tube, which are produces by our factories : Zhejiang Yuhongwell Steel Co.,Ltd , Zhejiang Zhongwu Tube Manufacturing Co.,Ltd , Jiangsu New Zhongzhou Special Alloy Materials Co.,Ltd etc. And all of other products' suppliers are approved by our QC department. About Stainless Steel Fittings & Flanges, our suppliers are approved by PED, AD2000, DNV, ABS, TS, GL, LR, KR, GOST, NK, etc. Similarly in Carbon steel pipe/tube/fitting, our suppliers are approved by API5L, API 5CT,API 5D, PED etc. When we place the order, it is our practice to follow the order start from raw material. After getting the material ready, our QC people make strict inspection again before loading the material. We will follow the whole processing of producing, marking ,packing and inspection before deliver to customer.

Company Info

  • Company Name: YUHONG GROUP CO.,LIMITED
  • Representative: Bing Chen
  • Product/Service: Heat Exchange Tube , Boiler Tube , Nickel Alloy Steel Pipe & Tube , Duplex Steel Pipe & Tube , Forged Flange , Butt Welding Fitting
  • Capital (Million US $): 200,000,000RMB
  • Year Established: 2007
  • Total Annual Sales Volume (Million US $): US$10 Million - US$50 Million
  • Export Percentage: 61% - 70%
  • Total Annual Purchase Volume (Million US $): US$1 Million - US$2.5 Million
  • No. of Production Lines: 54
  • No. of R&D Staff: 11 -20 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 30,000-50,000 square meters
  • Factory Location: MoCheng Industrial Park, Aojiang Town, Wenzhou City, Zhejiang.
  • Contact Person: Mr. Luis Bao
  • Tel: 86-574-88013900
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