• Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
  • Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
  • Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
  • Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
  • Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
  • Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum

Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum

Type: Stainless Steel Pipes
Standard: ASTM, AISI, GB, JIS, DIN, EN
Grade: 300 Series
Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
Shape: Round
Technique: Welded
Diamond Member Since 2024

Suppliers with verified business licenses

Manufacturer/Factory
  • Overview
  • Product Description
  • Detailed Photos
  • Product Parameters
  • 3D Custom Drawing
  • Application
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
Large Diameter Welded Pipe
Surface Treatment
Pickling
Product Name
Welded Stainless Steel Pipe
Keywords
Stainless Steel Welded Tube
Steel Pipe Brand
Tisco/Baosteel/Lisco/Zpss/Hongwang, etc
Material
304,304L,309S,310S,316,316ti,317,317L,321,347,347H
Thickness
2mm - 100mm
Diameter
108mm - 3000mm (DN100-DN2000)
Testing Standards
Radiographic Testing, Ultrasonic Flaw Detection
Surface
Pickling, Solid Solution
Application
Petroleum, Petrochemical, Boiler Heat Exchanger
20FT Gp Container Size
5898mm(Length)X2352mm(Width)X2393mm(High) 24-26cbm
40FT Gp Container Size
12032mm(Length)X2352mm(Width)X2393mm(High) 54cbm
40FT Hc Container Size
12032mm(Length)X2352mm(Width)X2698mm(High) 68cbm
Pipe Standard
ASTM A213,A312,ASTM A269,ASTM A778,ASTM A789
Sample
Accept
MOQ
1 Ton
Transport Package
Standard Packaging or Customized
Specification
Standard Specifications or Customized
Trademark
NOVA GROUP
Origin
Jiangsu, China
Production Capacity
500 Tons/ Month

Product Description

LONGYU 2mm-100mm Thickness BAOSTEEL Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe For Petroleum

Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum

 

Product Description

Jiangyin Longyu - a pipe and fitting factory that can process various materials.

10-year pipe material customization: ordinary stainless steel, duplex steel, super austenitic stainless steel, ferritic steel, alloy steel, titanium alloy steel, etc.

We are an all-in-one factory that combines welded pipes, seamless pipes, precision pipes, pipe fittings, etc. We have relatively fast delivery speed and control over product quality. "Guaranteed by the quality and developed by science", "Customer needs are the company's pursuit", we pursue "first-class products", "first-class reputation" and "first-class service". Our company is willing to establish honest cooperative relationships with friends from all walks of life for mutual benefit and common development. Welcome customers to Jiangyin Longyu Stainless Steel Welded Pipe Co., Ltd. for a visit and guidance.

 

Large Diameter Welded Steel Pipes are used to transport fluids or gases over long distances. These are commonly used in the oil and gas industries. Stainless large-diameter pipes are also used in a variety of structural applications. That includes oil rigs, ships, pressure vessels, and machinery parts. Several factors need to be considered before purchasing a large-diameter pipe. Stainless steel is a very versatile material. It can be forged into various shapes and is oxidation-resistant. Because of its durability, it is often used for piping. Many industrial sectors use it for various applications, including the petroleum, food, and chemical industries. In addition, it's a relatively low-maintenance metal.

Large Diameter Pipes are designed to carry more fluids or gases at a given flow rate, which is a significant advantage. For example, they can carry oil, fuel, or other liquids from a refinery to a tank farm. Using this kind of pipe can also help prevent abrasion damage. Moreover, it can help keep the pressure down. Since the diameter of these pipes is significant, they can withstand intense weather conditions. While selecting a large-diameter stainless pipe, selecting a grade with the strength and corrosion-resistance properties required for the application is essential. If the application involves high pressures, it is better to choose a grade that has higher strength. Alternatively, a grade that has a high wall thickness can also be selected. A high wall thickness can reduce the amount of traffic passing through the system.

  
Processable Materials
Gade EN TP UNS   STANDARD
1.4301 TP304 S30400   EN 10217/7TC1&TC2
1.4306 TP304L     EN 10296-2
1.4307 TP304L S30403   EN10357
1.4311 TP304LN S30453   DIN11850
1.4404 TP316 S31600   AD2000W2-W4-W10
1.4404 TP316L S31603   ASTM/ASME A/SA249
1.4406 TP316LN S31653   ASTM A269
1.4432 TP316L     ASTM A270
1.4435 TP316L     ASTM A554
1.4436 TP316     ASTM A632
1.4438 TP317L S31703   ASTM A778
1.4439 TP317LNM S31726   ASTM/ASME B/SB674
  TP317 S31700   ASTM/ASME A/SA312
1.4449 TP317     ASTM/ASME A/SA688
1.455 TP347 S34700   ASTM/ASME B/SB676
1.4541 TP321 S32100    
1.4571 TP316TI S31653    
1.4828 TP309      
1.4833 TP309S S30908    
1.4845 TP310S S31008    
1.4878 TP321H S32109    
1.4948 TP304H S30409    
1.4835 253MA S30815    
  ALLOY840 S33400    
   
Ferritic Steel EN TP UNS   STANDARD
1.4016 TP430 S43000   ASTM/ASME A/SA268
1.4509 TP441     ASTM/ASME A/SA249
1.4512 TP409     EN10357
1.4521 TP444     ASTM A/SA803
  TP439M S43932   EN 10296-2
1.451 TP439M     ASTM A554
1.452 TP430Ti      
  TP439 S43035    
  TP410S S41008    
2.463   GH3030    
   
Duplex Steel EN TP UNS GRADE STANDARD
1.4362   S32304 DSS 2304 EN 10217/7 TC1&TC2
1.4162   S32101 DSS 2101 ASTM/ASME/SA789
    S32003 DSS 2003 EN10357
1.441   S32750 DSS 2507 AD 2000 W2
1.4501   S32760   EN 10296-2
    S82031   ASTM A554
1.4462   S31803 DSS 2205 ASTM/ASME A/SA790
1.4462   S32205 DSS 2205  
1.4481   S31260    
1.4424   S31500    
1.4466   S31050    
   
Superaustenitic Steel EN TP UNS GRADE STANDARD
1.4529   N08926 1925HMO EN10217/7 TC1&TC2
    N08367   EN10296-2
1.4562   N08031 ALLOY 31 ASTM/ASME/SA249
1.4539   N08904 904L ASTM A269
1.4547   S31254 254SMO ASTM A270
        ASTM/ASME A/SA312
        ASTM/ASME B/SB676
        AD 2000 W2
        ASTM A632
        ASTM/ASME B/SB674
        ASTM/ASME A/SA688
        ASTM/ASME B/SB674
        ASTM/ASME A/SA468
   
Nickel Alloys EN TP UNS GRADE STANDARD
2.4602   N06022 ALLOY 22 ASTM/ASME B/SB515
2.4605   N06059 ALLOY 59 ASTM/ASME B/SB516
2.466   N08020 ALLOY 20 ASTM/ASME B/SB626
2.4633   N06025 ALLOY 25 ASTM/ASME B/SB704
1.4563   N08028 ALLOY 28 ASTM B/SB751
1.4876   N08800 ALLOY 800 ASTM/ASME B/SB730
2.4858   N08825 ALLOY 825 ASTM/ASME B/SB468
2.436   N04400 ALLOY 400 AD 2000 W2
2.4816   N06600 ALLOY 600 EN 10217/7 TC1&TC2
2.4851   N06601 ALLOY 601  
2.47   N06058 ALLOY 2120  
2.4675   N06200 ALLOY C2000  
2.4068   N02201 ALLOY 201  
2.4733   N06230 ALLOY 230  
2.4819   N10276 C-276  
2.4856   N06625 ALLOY 625  
1.4959   N08811 INCOLOY 800HT  
2.4060    N02200 NICKEL 200  
2.4600    N10675 Hastelloy B-3  
2.4617   N10665 Hastelloy B-2  
   
Titanium(Titanium Alloy) GRADE (ISO 18762)       STANDARD
Chinese Standard American Standard Russian Standard Japan Standard ASTM/ASME B/SB338
        ISO18762
TA1 GR1 BT1-0 TP270  
TA1-1 GR1 BT1-100    
TA2 GR2   TP340  
TA3 GR3   TP450  
TA4 GR4   TP550  
TA7 GR6 BT5-1 TAP5250  
TA8 GR16      
TA8-1 GR17      
TA9 GR7   TP340Pb  
TA9-1 GR11      
TA10 GR12      
TA11 Ti-811      
TA15   BT-20    
TA17   πT-3B    
TA18 GT9 OT4-B TAP3250  
TB5 Ti-15333      
TC1   OT4-1    
TC2   OT4    
TC3   BT6C    
TC4 GR5 BT6 TAP6400  
TC10 Ti-662      
TC24     SP-700  
Detailed Photos

Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum

Product Parameters
Diameter
DN
in Outer Diameter (mm) SCH    5S SCH    10S SCH    40S SCH     80S SCH     10 SCH     20 SCH     30 STD SCH     40 SCH     60 XS SCH     80 SCH     100 SCH     120 SCH     140 SCH     160 XXS
90 3.1/2 Φ101.6 2.11  3.05  5.74  8.08  - - - 5.74  5.74  - 8.08  8.08  - - - - -
100 4 Φ114.3 2.11  3.05  6.02  8.56  - - - 6.02  6.02  - 8.56  8.56  - 11.13  - 13.49  17.12 
125 5 Φ141.3 2.77  3.40  6.55  9.53  - - - 6.55  6.55  - 9.53  9.53  - 12.70  - 15.88  19.05 
150 6 Φ168.28 2.77  3.40  7.11  10.97  - - - 7.11  7.11  - 10.97  10.97  - 14.27  - 18.26  21.95 
200 8 Φ219.08 2.77  3.76  8.18  12.70  - 6.35  7.04  8.18  8.18  10.31  12.70  12.70  15.09  18.26  20.62  23.01  22.23 
250 10 Φ273.05 3.40  4.19  9.27  12.70  - 6.35  7.80  9.27  9.27  12.70 12.70  15.09  18.26  21.44  25.40  28.58  25.40 
300 12 Φ323.85 3.96  4.57  9.53  12.70  - 6.35  8.38  9.53  10.31  14.27  12.70  17.48  21.44  25.40  28.58  33.32  25.40 
350 14 Φ355.6 3.96  4.78  *9.53 12.70  6.35  7.92  9.53  9.53  11.13  15.09  12.70  19.05  23.83  27.79  31.75  35.71  -
400 16 Φ406.4 4.19  4.78  *9.53 12.70  6.35  7.92  9.53  9.53  12.70  16.66  12.70  21.44  26.19  30.96  36.53  40.49  -
450 18 Φ457.2 4.19  4.78  *9.53 12.70  6.35  7.92  11.13  9.53  14.27  19.05  12.70  23.83  29.36  34.93  39.67  45.24  -
500 20 Φ508 4.78  5.54  *9.53 12.70  6.35  9.53  12.70  9.53  15.09  20.62  12.70  26.19  32.54  38.10  44.45  50.01  -
550 22 Φ558.8 4.78  5.54  *9.53 12.70  6.35  9.53  12.70  9.53  - 22.23  12.70  28.58  34.93  41.28  47.63  53.98  -
600 24 Φ609.6 5.54  6.35  *9.53 12.70  6.35  9.53  14.27  9.53  17.48  24.61  12.70  30.96  38.89  46.02  52.37  59.54  -
650 26 Φ660.4 - *7.92 *9.53 12.70  7.92  12.70  - 9.53  - - 12.70  - - - - - -
700 28 Φ711.2 - *7.92 *9.53 12.70  7.92  12.70  15.88  9.53  - - 12.70  - - - - - -
750 30 Φ762 6.35  *7.92 *9.53 12.70  7.92  12.70  15.88  9.53  - - 12.70  - - - - - -
800 32 Φ812.8 - *7.92 *9.53 12.70  7.92  12.70  15.88  9.53  17.48  - 12.70  - - - - - -
850 34 Φ863.6 - *7.92 *9.53 12.70  7.92  12.70  15.88  9.53  17.48  - 12.70  - - - - - -
900 36 Φ914.4 - *7.92 *9.53 12.70  7.92  12.70  15.88  9.53  19.05  - 12.70  - - - - - -
950 38 Φ965.2 - *7.92 *9.53 12.70  - - - 9.53  - - 12.70  - - - - - -
1000 40 Φ1016 - *7.92 *9.53 12.70  - - - 9.53  - - 12.70  - - - - - -
1050 42 Φ1066.8 - *7.92 *9.53 12.70  - - - 9.53  - - 12.70  - - - - - -
1100 44 Φ1117.6 - *7.92 *9.53 12.70  - - - 9.53  - - 12.70  - - - - - -
1150 46 Φ1168.4 - *7.92 *9.53 12.70  - - - 9.53  - - 12.70  - - - - - -
1200 48 Φ1219.2 - *7.92 *9.53 12.70  - - - 9.53  - - 12.70  - - - - - -
1300 52 Φ1320.8 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
1350 54 Φ1371.6 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
1400 56 Φ1422.4 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
1500 60 Φ1524 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
1600 64 Φ1625.6 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
1700 68 Φ1727.2 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
1800 72 Φ1828.8 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
1900 76 Φ1930.4 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
2000 80 Φ2032 - *7.92 *9.53 12.70  - - - *9.53 - - 12.70  - - - - - -
 
3D Custom Drawing
Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
6000 tons of oil press flanging machine

The whole machine adopts a steel plate welding structure, eliminating internal stress when using vibration, the machine has high strength and good rigidity; Hydraulic double cylinder (using Japanese seals) upper transmission, mechanical block, torsion shaft synchronization, reliable movement balance, high precision;

The rear stop distance and slide stroke adopt electric adjustment and manual fine adjustment, and are equipped with a digital display device, easy to use; The upper die is equipped with a deflection compensation device. Bending machine mold selection of high-quality materials for processing, bending machine manufacturers have good wear resistance after heat treatment, and can be customized according to customer requirements, to provide specific molds (select configuration). Moreover, our equipment is a 6,000-ton press, which can be heated to fold edges, so the maximum folding thickness is 120mm, and the length can be 5 meters.
 
Application
Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
Company Profile
 Longyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for PetroleumLongyu 2mm-100mm Thickness Baosteel Large Diameter Welded Stainless Steel Pipe China Factory AISI DIN 304 304L 309S Stainless Steel Round Pipe for Petroleum
FAQ

Q1: Are you a trading company or manufacturer?

We are a processing type company specializing in processing stainless steel for 304/304L large diameter thick wall stainless steel welded pipe and other materials. Prompt delivery, low price, high quality, unique insight into various materials of stainless steel, rolled round, straight seam, ring seam.

Q2: What are the company's main products?

304/304L stainless steel welded pipe processing, Thick-walled stainless steel welded pipe processing, Large diameter stainless steel welded pipe processing, Customizable stainless steel shrimp elbow, etc.

Q3:What are the advantages of your company?

We have many professionals, technical personnel, more competitive prices, and better after-sales service than other stainless steel companies.

Q4: What do you do to control product quality?

Before loading into the container, all products will go through a pre-shipment inspection by our professional QC group. UT test is called is applied to steel material, according to Sep 1921 C/c, D/d, or E/e level based on different types of steel.

Q5:What is your MOQ?

Our MOQ for each order is around 25 Tons(one container), customers can mix different types of steel to reach this quantity.

Q6: Can we visit your company and factory? 

Yes, warmly welcome! We can book the hotel for you before you come to China and arrange for our driver to our airport to pick you up when you come.

Send your message to this supplier

*From:
*To:
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now