Basic Info.
After-sales Service
24hours
Surface Treatment
Polished
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose, Water
Process
Annealing Passivate
Transport Package
Wooden Case
Product Description
High Precision Super Duplex Steel Astm A790 A789 S32205 Piping for Offsore Industrial
Stainless steel seamless tubing is available in specifications:
- ASTM A21
- ASTM A269
- ASTM A790
- ASTMB444
- ASTM A312
- ASTM B622
- ASTMA789...
Seamless tubing grades available:
304/304/L, 316/316/L, 309/S, 310/S, 317/L, 321/H, 347/H, Alloy 20, Duplex 2205, Duplex 2507 Ask us about Nickel alloy grades including; Alloy 200, 201, 400, 600, 625, 800HT, 254 SMU, AL6XN and C276Seamless tubing sizes:
1/8" to 42" Diameters
Tck: 6-65mmAll our stainless seamless tubing can be supplied in mill finish and as polished finishes.Industries served:
- Marine applications
- Food & Beverage processing
- Pharmaceuticals
- Power generation
- Chemical and petrochemical
- Mechanical and plant engineering
- Oil and gas
| NOMINAL PIPE SIZE ASME Thickness |
| DN | NPS inch | OD | SCH5s | SCH10s | SCH10 | SCH20 | SCH30 | Sch40s | STD | SCH40 | SCH60 | Sch80s | XS | SCH80 | SCH100 | SCH120 | SCH140 | SCH160 | XXS |
| 6 | 1/8 | 10.3 | - | 1.24 | - | - | - | 1.73 | 1.73 | 1.73 | - | 2.41 | 2.41 | 2.41 | - | - | - | - | - |
| 8 | 1/4 | 13.7 | - | 1.65 | - | - | - | 2.24 | 2.24 | 2.24 | - | 3.02 | 3.02 | 3.02 | - | - | - | - | - |
| 10 | 3/8 | 17.1 | - | 1.65 | - | - | - | 2.31 | 2.31 | 2.31 | - | 3.2 | 3.2 | 3.2 | - | - | - | - | - |
| 15 | 1/2 | 21.3 | 1.65 | 2.11 | - | - | 2.41 | 2.77 | 2.77 | 2.77 | - | 3.73 | 3.73 | 3.73 | - | - | - | 4.78 | 7.47 |
| 20 | 3/4 | 26.7 | 1.65 | 2.11 | - | - | 2.41 | 2.87 | 2.87 | 2.87 | - | 3.91 | 3.91 | 3.91 | - | - | - | 5.56 | 7.82 |
| 25 | 1 | 33.4 | 1.65 | 2.77 | - | - | 2.9 | 3.38 | 3.38 | 3.38 | - | 4.55 | 4.55 | 4.55 | - | - | - | 6.35 | 9.09 |
| 32 | 1 1/4 | 42.2 | 1.65 | 2.77 | - | - | 2.97 | 3.56 | 3.56 | 3.56 | - | 4.85 | 4.85 | 4.85 | - | - | - | 6.35 | 9.7 |
| 40 | 1 1/2 | 48.3 | 1.65 | 2.77 | - | - | 3.18 | 3.68 | 3.68 | 3.68 | - | 5.08 | 5.08 | 5.08 | - | - | - | 7.14 | 10.15 |
| 50 | 2 | 60.3 | 1.65 | 2.77 | - | - | 3.18 | 3.91 | 3.91 | 3.91 | - | 5.54 | 5.54 | 5.54 | - | - | - | 8.74 | 11.07 |
| 65 | 2 1/2 | 73 | 2.11 | 3.05 | - | - | 4.78 | 5. 16 | 5.16 | 5.16 | - | 7.01 | 7.01 | 7.01 | - | - | - | 9.53 | 14.02 |
| 80 | 3 | 88.9 | 2.11 | 3.05 | - | - | 4.78 | 5.49 | 5.49 | 5.49 | - | 7.62 | 7.62 | 7.62 | - | - | - | 11.13 | 15.24 |
| 90 | 3 1/2 | 101.6 | 2.11 | 3.05 | - | - | 4.78 | 5.74 | 5.74 | 5.74 | - | 8.08 | 8.08 | 8.08 | - | - | - | - | - |
| 100 | 4 | 114.3 | 2.11 | 3.05 | - | - | 4.78 | 6.02 | 6.02 | 6.02 | - | 8.56 | 8.56 | 8.56 | - | 11.13 | - | 13.49 | 17.12 |
| 125 | 5 | 141.3 | 2.77 | 3.4 | - | - | - | 6.55 | 6.55 | 6.55 | - | 9.53 | 9.53 | 9.53 | - | 12.7 | - | 15.88 | 19.05 |
| 150 | 6 | 168.3 | 2.77 | 3.4 | - | - | - | 7. 11 | 7.11 | 7.11 | - | 10 .97 | 10.97 | 10.97 | - | 14.27 | - | 18.26 | 21.95 |
| 200 | 8 | 219.1 | 2.77 | 3.76 | - | 6.35 | 7.04 | 8.18 | 8.18 | 8.18 | 10.31 | 12.7 | 12.7 | 12.7 | 15.09 | 18.26 | 20.62 | 23.01 | 22.23 |
| 250 | 10 | 273.1 | 3.4 | 4.19 | - | 6.35 | 7.8 | 9.27 | 9.27 | 9.27 | 12.7 | 12.7 | 12.7 | 15.09 | 18.26 | 21.44 | 25.4 | 28.58 | 25.4 |
| 300 | 12 | 323.9 | 3.96 | 4.57 | - | 6.35 | 8.38 | 9.53 | 9.53 | 10.31 | 14.27 | 12.7 | 12.7 | 17.48 | 21.44 | 25.4 | 28.58 | 33.32 | 25.4 |
| 350 | 14 | 355.6 | 3.96 | 4.78 | 6.35 | 7.92 | 9.53 | - | 9.53 | 11.13 | 15.09 | - | 12.7 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | - |
| 400 | 16 | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | 9.53 | - | 9.53 | 12.7 | 16.66 | - | 12.7 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | - |
| 450 | 18 | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | 11.13 | - | 9.53 | 14.27 | 19.05 | - | 12.7 | 23.83 | 29.36 | 34.93 | 39.67 | 45.24 | - |
| 500 | 20 | 508 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | - | 9.53 | 15.09 | 20.62 | - | 12.7 | 26.19 | 32.54 | 38.1 | 44.45 | 50.01 | - |
| 550 | 22 | 558.8 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | - | 9.53 | - | 22.23 | - | 12.7 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | - |
| 600 | 24 | 609.6 | 5.54 | 6.35 | 6.35 | 9.53 | 14.27 | - | 9.53 | 17.48 | 24.61 | - | 12.7 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | - |
| 650 | 26 | 660.4 | - | - | 7.92 | 12.7 | - | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 700 | 28 | 711.2 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 750 | 30 | 762 | 6.35 | 7.92 | 7.92 | 12.7 | 15.88 | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 800 | 32 | 812.8 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | 17.48 | - | - | 12.7 | - | - | - | - | - | - |
| 850 | 34 | 863.6 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | 17.48 | - | - | 12.7 | - | - | - | - | - | - |
| 900 | 36 | 914.4 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | 17.48 | - | - | 12.7 | - | - | - | - | - | - |
| 950 | 38 | 965.2 | - | - | - | - | - | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 1000 | 40 | 1016 | - | - | - | - | - | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 1050 | 42 | 1066.8 | - | - | - | - | - | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 1100 | 44 | 1117.6 | - | - | - | - | - | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 1150 | 46 | 1168.4 | - | - | - | - | - | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
| 1200 | 48 | 1219.2 | - | - | - | - | - | - | 9.53 | - | - | - | 12.7 | - | - | - | - | - | - |
FAQ
Are you a factory or a trading company?
- We are a company with two mill and one warehouse,produce Stainless Steel/(Super)Duplex Steel/ Nickel Alloy seamless tube&pipes.
- But we also can provide welded stainless steel pipes and pipe fittings, coils, sheets, bar, plates etc. if you need. Because we know this market well
Do you have any certificate?
- We have approvals of ISO9001:2015,ISO14001:2015,ISO45001:2018, BV Ocean& Offshore Ship Classification Societies, GOST, TUV, PED AD2000 etc.
- And will get ABS/NORSOK/DNV/CU-TR(EAC) soon.
What is your delivery time?
- It mainly depends on your demanded volume and material grade. The time of delivery is usually around0.5- 1 month(1*40HT as usual).
- We can send it out in 5 days if it has stock.
What is your payment terms?
- Our usual payment term is 30% deposit and the rest against B/L. L/C is also acceptable. And the shipping terms are EXW,FOB, CFR,CIF.Whichever you like.
How can you guarantee the quality of my goods?
- All material are 100% PMI tested and measured before shipping. We also accept third part inspection andEN10204.3.1B Mill test certificate for all materials.
How do you make our business long-term and good relationship?
- We keep good quality and competitive price to ensure our customers benefit.
- We respect every customer and we sincerely do business with them, sustain our service level before and after every deal.
Address:
No. 209 Ruiyang Road Songyang County Lishui Province Zhejiang, Wenzhou, Zhejiang, China
Business Type:
Manufacturer/Factory
Business Range:
Construction & Decoration, Industrial Equipment & Components, Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy
Management System Certification:
ISO 9001, ISO 14001, GMP
Company Introduction:
Zhejiang Xintongda Special Steel Manufacturing Co., Ltd. is located in Songyang, Zhejiang province of China.
We are a large- scale seamlesspipes & Tubes manufacturer in materials of duplex stainless steel 2205, UNS 31803; Super duplex stainless steel 2507, UNS 32750. UNS32760austentic stainless steel 310S, 904L, 316Ti, 317L, 347H, nickle-based and high temperature resistance alloy steel Incoloy 800, Incone1600, Hastelloy C276, ect.
We have more than 20 cold-drawn and cold-rolled production machines which can achieve about 12000mt annual output
Our products comply with ASTM A312, ASTM A789, ASTM A790, GB/T13296-2013, GB/T14976- 2013, ect.
Size range:
OD: 18"--20"(6mm--530mm)
WT: 10S- -XXS (1mm-- 30mm)
Length: 18000mm
"Surviving on quality, developing on benefits, serving customers with honesty and trustworthiness" is our motto. We are looking forward toestablishing long-term and win-win relationship.
We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.