TOBO Super Duplex Stainless Steel Pipes | High Strength & Corrosion Resistant (ASME Standard)
TOBO Super Duplex Stainless Steel Pipes | High Strength & Corrosion Resistant (ASME Standard)
Product Introduction
Overview
1. Product Description
2. Key Specifications
- Material Standard: ASTM A790 / A928 UNS S32750 (2507)
- Size Range: Outer diameter from 1/2” to 16” (larger sizes available on request)
- Wall Thickness: SCH40S up to XXS, suitable for various pressure conditions
- Design & Manufacturing Standards: ASME B36.10M / ASME B36.19M for dimensions, ASME B16.9 for fittings
- Operating Temperature: -50°C to 250°C
-
3. Application
-
Oil, Gas & Offshore: Subsea pipelines, process piping, topside tubing and umbilicals for hydrocarbon transmission
-
Chemical & Petrochemical: Transport of aggressive media including acids, chlorides and corrosive process fluids
-
Seawater & Desalination: Intake and discharge pipelines, RO high‑pressure lines and cooling systems
-
Flue Gas Treatment: FGD systems and high‑chloride wastewater treatment
-
Pulp & Paper and Marine: Equipment exposed to corrosion and erosion
4. Key Advantages
-
Excellent Strength-to-Weight Ratio: High yield strength allows 30–50% thinner wall design versus conventional stainless steel, reducing material cost and simplifying installation
-
Premium Corrosion Resistance: Outstanding resistance to pitting, crevice corrosion and stress corrosion cracking, especially in chloride environments
-
Good Weldability & Workability: Stable welding performance and adaptability for complex fabrication
-
Thermal Expansion Close to Carbon Steel: Reduces thermal stress when connected to carbon steel pipelines, simplifying system design
5. Function
Payment & Invoicing
- First-Time Clients: 50% advance payment, 50% balance before shipment.
- Strategic Clients: 30% advance, 70% payment against copy of Bill of Lading.
- Long-Term Agreements: 60-day credit terms available (subject to credit approval).
- Invoicing: 13% VAT Special Invoice provided; FORM A Certificate of Origin for exports.
- fication System: Laser marking includes material code, pressure rating, and flow direction arrows.
FAQ
1. Are you trading company or manufacturer ?
We are manufacturer ,You can see the Alibaba certification.
2. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
3. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but need pay the cost of freight.
4. What is your terms of payment ?
Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.![]()
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.