Superior Copper & Copper-alloy Fittings and Flanges
We can produce up to 400A seamless pipes, 1000A Welded pipe. Copper-nickel alloys are
widely used in shipbuilding and offshore projects as well as other marine applications due to
their resistance to seawater corrosion, erosion and biofouling.
Nipple / Socket Welded Pipes Round Bar Bus Bar LWC, Coil
Stainless Steel Fittings and Flanges.
1. Copper Alloy Pipes
Material: C7060, C7150, C2600, C2700, C4430,
C6870, C6871, C6872
Copper alloy tubes for industry are superior in terms of
seawater resistance, corrosion, resistance, physical
properties and mechanical properties, while also
suitable for high - temperature applications.
2. Copper Pipes, ROD
Chromium Copper : C18200, C18150, C17200
Phosphor Bronze : C5111, C5102, C5191, C5212
Silicon Bronze : C6510, C6550
Oxygen-free electrolytic Copper : C10100, C10200, C10400, C10500, C10700
3. Copper & Copper Alloy Fittings and Flanges
Material: C71500, C1100, C1220, C70600,
CuNi10Fe1.6Mn (CuNi10Fe1Mn), YBSC2, Available
Sizes: 3/8"~ Max 24"
- Key Properties of Copper Alloy Fittings and Flanges
- Low corrosion in seawater/saltwater applications
- High resistance to stress corrosion cracking (SCC) in
- High general resistance to crevice corrosion and stress
corrosion due to chlorides
- Strong pitting resistance
- Ease of welding and fabrication
4. Stainless Steel Fittings and Flanges
Dong Hwa offers an extensive inventory of Stainless
Steel Fittings and Flanges including Stainless Steel Butt
Weld Fittings, Threaded & Socket Weld Fittings and
Flanges. It produces stainless steel pipe and fittings
including elbows, caps, tees, reducers, stub ends and
stainless steel pipe weld-o-lets. The company can accommodate any need
with its wide-ranging and hard to find sizes and angles. Good corrosion
resistance for many applications in many industries.