Flange
DLSS Save Your Time & Cost
What Makes Our flanges Stand Out for you?
Our stainless steel flanges perfectly match our piping products, ensuring a one-stop solution.
Self-producing flanges reduces procurement costs, improves supply chain efficiency, and enhances quality control.
Standardized flanges streamline installation, minimize welding, and speed up construction.
Certified by ISO 9001, PED, and AD2000, ensuring compliance with global market standards.
Product Cases
ASTM B111 C44300 (O61) Seamless Tube
ASTM B111 C44300 (O61) Admiralty Brass seamless tube, size 20×2.0×6000 mm. Cold finished boiler tube with excellent seawater resistance and thermal conductivity for boilers, condensers, and heat exchangers.
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JIS NCF800HT – Incoloy 800HT Seamless
JIS NCF800HT Incoloy 800HT seamless tube, size 76.1×4.5×4520 mm, bright surface finish. High strength, oxidation resistance, and long-term stability for heat exchangers, chemical, and power plant applications.
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ASTM A815 WPS32205 Seamless 180° Bend
ASTM A815 WPS32205 seamless 180° bend, DN50 SCH10S, CD=143 mm, manufactured to ASME B16.9. Duplex stainless steel with excellent corrosion resistance, ideal for marine, offshore, and chemical plants.
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ASME SB111 C68700 (O61) Seamless Tube
ASME SB111 C68700 (O61) seamless aluminium brass tube, size 15.88×2.11×1840 mm. Excellent seawater resistance, anti-biofouling, and high thermal conductivity for cooling and heating systems, condensers, and marine equipment.
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
Definitions and Representation Methods for Brinell,
Introduction Hardness is one of the most important mechanical properties for evaluating metallic materials. It reflects a material’s resistance to deformation, wear, and penetration, which is critical for stainless steel seamless tubes used in boilers, heat exchangers, and petrochemical equipment. The most widely used hardness testing methods are Brinell (HB), Rockwell (HR), Vickers (HV), and […]
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Seamless vs Welded Stainless Steel Pipes:
Introduction One of the most common engineering decisions in piping systems is: “Should we use seamless or welded stainless steel pipes?” While both types comply with international standards, they differ significantly in: This article compares seamless vs. welded pipes in detail to help engineers, EPC contractors, and project managers select the best option for their […]
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Tuberías de Acero Inoxidable para Plantas
Meta descripción:Las plantas de GNL en Sudamérica exigen materiales con alta resistencia a presión, temperatura y corrosión. Descubra qué tuberías inoxidables son ideales para proyectos en Perú y Colombia. Introducción Perú y Colombia se están posicionando como centros estratégicos de exportación y distribución de GNL (Gas Natural Licuado).Con plantas como Melchorita LNG (Perú LNG) y […]
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Stainless Steel Tubes for Pharmaceutical and
Introduction In pharmaceutical production and cleanroom environments, the cleanliness and surface integrity of stainless steel tubing are paramount. Even microscopic contamination can compromise product quality, regulatory compliance, or batch sterility. DLSS manufactures high-purity stainless steel seamless tubes with surface finishes and certifications that meet the rigorous demands of pharma piping systems, WFI (Water For Injection) […]
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