What Makes Our pipe fittings Stand Out for you?
Every product undergoes rigorous quality control and 100% nondestructive testing, ensuring defect-free products and minimizing risks.
Strictly control dimensional accuracy to ensure seamless connection, improve assembly efficiency and reduce leakage risks.
We provide competitive pricing without compromising on quality, offering excellent value for money in every product.
We offer quick response times and reliable delivery schedules to meet tight project timelines, enhancing your operational efficiency.
Product Cases
ASTM B167 Inconel 601 (UNS N06601)
ASTM B167 Inconel 601 (UNS N06601) seamless pipe, size 26.7×2.87×3000 mm. Bright annealed finish with 100% hydrostatic testing, supplied for Australian power and industrial projects.
Read MoreASTM A789 S32750 Super Duplex Seamless
ASTM A789 S32750 super duplex seamless tube, 19×2.4mm, bright annealed finish – high strength, superior corrosion resistance.
Read MoreEN10216-5 1.4841 (TP314) Seamless Pipe 60.3×10×4717mm
EN10216-5 1.4841 (TP314) seamless pipe, 60.3×10×4717mm, for heat exchangers and boilers. High-temperature stainless steel with excellent oxidation and carburization resistance.
Read MoreASTM A269 TP316L Seamless Tube –
ASTM A269 TP316L seamless tube, bright annealed, 22×2.0×6000MM, with 100% heat treatment and 100% eddy current testing. Ideal for shipbuilding, marine piping, and heat exchangers.
Read MoreDifferentiated Services: Precisely Meeting Your Business Needs
for Stockists
for End Users
for Traders
Fast Delivery
Efficient production and on-time delivery for your orders
Multiple Product Options
A wide range of seamless tubes to meet various project needs
Small Batch Logo Customization
Custom logos for small batch orders, enhancing your brand identity
Regional Pricing & Protection
Exclusive regional rights and strategic pricing to strengthen your market position
Cost-Effective Products
High-quality products at competitive prices to boost your margins
Flexible MOQ
Adaptable minimum order quantities to fit your business requirements
One-Stop Marketing Solutions
Boost your online image with a complete suite of product marketing visuals and videos
Fastest 7-Day Production Process
Delivery can be made within a minimum of 7 days based on your order size
Continuously upgraded packaging
We offer continuously upgraded packaging to ensure maximum protection and efficiency.
DLSS’s Core Principle: Never Leaving Problems For Clients
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Company News
Low-Fin vs Corrugated Tubes: Which Is
Low-fin tubes and corrugated tubes are both used to improve heat exchanger performance, but they do it in different ways. Low-fin tubes increase heat transfer mainly by adding more external surface area. Corrugated tubes improve heat transfer mainly by disturbing the flow and creating stronger turbulence inside or around the tube. Neither design is always […]
Read MoreCustom Finned Tube Solutions for Offshore
Offshore oil platforms, marine vessels, and coastal industrial facilities require custom finned tube solutions that can withstand the challenges of seawater corrosion, high humidity, and continuous operation. At DLSS, we specialize in designing and manufacturing offshore and marine finned tube heat exchanger components with precision engineering and enhanced durability. For understanding different finned tube types, […]
Read MoreHow to Interpret a Stainless Steel
When importing stainless steel pipes and tubes, one of the most important documents is the Mill Test Certificate (MTC). This document provides traceability and guarantees that the materials meet international standards. However, many buyers are not fully familiar with how to read and interpret an MTC correctly. In this article, we provide a detailed guide […]
Read MoreHeat Exchanger Tube Types Explained –
Introduction In the world of thermal systems, heat exchanger tubes are essential to transferring energy efficiently and reliably. From chemical processing to HVAC systems, selecting the correct tube type can directly affect performance, cost, and lifespan. At DLSS, we supply a wide range of custom-formed stainless steel tubes for heat exchangers. This article breaks down […]
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