DALING SPECIAL STEEL, manufacturing and exporting Piping materials for more than 30 years, including Austenitic Stainless Steel, Super Duplex Steel, Nickel Alloy Steel (Hastelloy/Monel/Inconel/Incoloy), Copper and Copper Alloy Steel. DALING has the most advanced producing and testing equipments, our factory have been approved by: ABS, DNV.GL, BV, LR, NK, PED, AD2000, CCS, TS, ISO9001, ISO 14001, ISO18001, API, CRN No etc. 

So far, more than 3200 companies from 56 countries trust us, such as Italy, UK, Germany, USA, Canada, Chile, Colombia, Saudi Arabia, Russia, Korea, Singapore, Australia, New Zealand, Poland, France etc, the count is increasing.

DALING is not just producer, we are more like problem solvers and focus on creating value for customers.

Material Grade:

ASTM B111 ASME SB 111 C44300 Admiralty Brass is ideal for heat exchanger tubes. Normally made in order to meet engineering requirements, you will find this alloy often be used in oil and gas applications that require its non corrosive properties. C44300 and C68700 have good corrosion resistance. C44300 Admiralty Brass Seamless Tubes Tensile strength minimum is 310Mpa, Yield Strength minimum is 105Mpa.

ASTM B111 / ASME SB 111 C44300 Admiralty Brass Chemical Composition

ASTM B111 / ASME SB 111 C44300 Admiralty Brass Mechanical Properties

Advantage of CuNi Tubes:

• Simple alloying system with good weldability
• Excellent ductility and toughness
• Outstanding erosion corrosion performance
• Resistant to uniform and localised corrosion
• No effect of ambient seawater temperatures
• No effect of seawater chlorination
• Resistant to biofouling
• Resistant to stress-corrosion cracking
• Low maintenance costs
• A lot of design experience

Applications:

• Onshore and Off-Shore Applications
• Ship-building
• Petrochemicals
• Gas Processing
• Specialty Chemicals
• Pharmaceuticals
• Pharmaceutical Equipment
• Chemical Equipment
• Sea Water Equipment
• Heat Exchangers
• Condensers
• Sea water cooling