One-stop solution for oil&gas pipeline

DLSS - One-stop solution for oil&gas pipeline

Trusted Pipe Supplier for the Oil & Gas Industry Globally Delivered, Quality Assured

Carbon Pipe and Tube

Carbon Pipe&Tube for the Oil & Gas Industry

Built to perform in corrosive and high-pressure oil & gas systems, our carbon steel pipes offer smooth flow, excellent resistance to sour media, and dependable performance in both onshore and offshore applications.

Stainless Steel Pipe & Tube for the Oil & Gas Industry 

Engineered to withstand extreme pressure, temperature, and corrosive media, our stainless steel pipes are ideal for offshore platforms, buried pipelines, and sour service conditions. They comply with API and ASME standards, offering exceptional stress corrosion resistance and long service life in critical oil & gas infrastructure.

4-DLSS
7711748691595_.pic

Finned tubes for the Oil & Gas Industry

Tailored for oil & gas thermal systems, our finned tubes support enhanced heat recovery in glycol reboilers, process gas heaters, and crude stabilization units. They are built to withstand H₂S, CO₂, chlorides, and high cycling stress — meeting ASME and API material standards.

Flanges for the Oil & Gas Industry

Our precision-engineered flanges ensure leak-tight connections and pressure integrity in demanding oil & gas applications. Compliant with ASME B16.5, B16.47, and API 6A standards, they are designed to withstand extreme pressures, corrosive media such as H₂S and CO₂, and harsh offshore or cryogenic conditions — providing long-term reliability for pipelines, pressure vessels, and process equipment.

IMG_5287 2

Oil&Gas Industry Market Research Reports

Regular updates on industry market insights — empowering our clients to capture opportunities and succeed.

Dedicated Support for Seamless Integration

Accurate ordering

Accurately and clearly, we input all order details, including the customer's special requirements, into our internal system to prevent any errors after production is scheduled.

Production Control

Each order is assigned a unique tracking number to ensure meticulous management, with every stage strictly recorded and signed for full traceability. Comprehensive inspections, including HT, ET, UT, RT, and PT, are conducted to guarantee superior performance and quality.

After-sales service

Responsive After-Sales Service, Offering Free Exchange or Replenishment of Your Stainless Steel Tubes to Ensure High-Quality Heat Exchanger Installation and Timely Order Fulfillment.

Technical Support

Technical support is provided promptly via phone, email, and online chat to efficiently address your technical issues and inquiries.

Company News

ccus-carbon-capture-stainless-steel-pipe-requirements

Stainless Steel Tube Requirements in Carbon Capture

As countries ramp up efforts to reach net-zero emissions, Carbon Capture, Utilization, and Storage (CCUS) technologies are being deployed at scale. These systems capture CO₂ from industrial processes or power generation and inject it deep underground—or repurpose it for industrial use. But behind every CCUS facility lies a network of high-performance stainless steel piping and […]

Read More
ASTM B163 Incoloy 825 (UNS N08825) Seamless Tube – 25.4 × 2.11 × 5555 mm, Bright Annealed Surface

ASTM B163 Incoloy 825 (UNS N08825) Seamless

Product Details Chemical Composition of Incoloy 825 (UNS N08825) Element Composition (%) Nickel (Ni) 38.0 – 46.0 Chromium (Cr) 19.5 – 23.5 Iron (Fe) Balance Molybdenum (Mo) 2.5 – 3.5 Copper (Cu) 1.5 – 3.0 Titanium (Ti) 0.6 – 1.2 Carbon (C) ≤ 0.05 Incoloy 825 is a nickel-iron-chromium alloy with added molybdenum, copper, and titanium for enhanced corrosion […]

Read More
avoid steel pipe shipment delays

How to Avoid Delays in International Steel

For overseas buyers of stainless steel pipes, tubes, fittings, flanges, and alloy materials, shipment delay is more than a logistics problem. It can affect project installation, plant maintenance, commissioning schedules, and client commitments. In international steel pipe trade, delay can happen at many stages: specification confirmation, raw material preparation, production, inspection, document review, packing, customs […]

Read More
Hygienic Stainless Steel Seamless Tubes for Food and Pharmaceutical Industries in South America

Hygienic Stainless Steel Tubes for Food &

Hygienic stainless steel tubes are used in clean process systems. They are common in food, beverage, dairy, cosmetics, biotechnology, and pharmaceutical plants. These systems need clean inner surfaces, good corrosion resistance, and safe material traceability. For buyers, tube selection is not only about size and price. The key question is: Can this tube stay clean […]

Read More

Welcome To Send Us An Inquiry,
We Have Prepared A Surprise Gift For You

Request A Quote

*We respect your confidentiality and all information are protected.