Special Steel
Reliable stock a wide range of engineering steels including carbon steel and alloy steel, key steel, Titanium, Tantalum, Nickel, Cupro - nickel, Zirconium, Hastelloy, Incolloy, HR Alloy, Alloy 20, Monel, Inconel, stainless Steel, Niobium, Nimonics, Duplex and Spring Steel products.
All grades can be supplied as bar, plate, sheet or cut from block. Non standard sizes can be produced as steel forgings.
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| GRADE | Duplex Alloy 19D | Duplex Alloy 2205 | Super Duplex Alloy 2507 | Alloy: 250 SMO Nominal Composition in Percent: |
| UNS No. | S32001 | S31803 | S32750 | Ni 18.00 |
| Carbon | 0.030 max. | 0.03 max. | 0.030 max. | Cr 20.00 |
| Manganese | 4.0 min. / 6.0 max. | 2.00 max. | 1.20 max. | Mo 6.25 |
| Phosphorus | 0.040 max. | 0.030 max. | 0.035 max. | Fe 53.00 |
| Sulfur | 0.030 max. | 0.020 max. | 0.020 max. | Si 0.80 |
| Silicon | 1.00 max. | 1.00 max. | 0.80 max. | Mn 1.00 |
| Chromium | 19.50 min. / 21.50 max. | 21.00 min. / 23.00 max. | 24.00 min. / 26.00 max. | C 0.020 |
| Nickel | 1.00 min. / 3.00 max. | 4.50 min. / 6.50 max. | 6.00 min / 8.00 max. | Cu 0.75 |
| Molybdenum | 0.600 max. | 2.50 min. / 3.50 max. | 3.50 min / 5.00 max. | P 0.030 |
| Nitrogen | 0.050 min. / 0.170 max. | .08 min. / .20 max. | 0.24 min / 0.32 max. | S 0.010 |
| Copper | 1.00 max. | *** | 0.50 max. | N 0.20 |
Specification:
OD: 6.35mm to 254mm
WT: 0.3mm to 20mm
Length: MAX 18000mm
International Standard:
ASTM B111 (ASTM B466, ASTM B359, ASTM 395), JIS H3300, BS 2871, BS EN 12451, EN 12449, GB/T8890 etc.
Available Materials:
UNS No. C 70600 (Cu -Ni- 90/10), C 71500 (Cu -Ni- 70/30) ,C71640, C68700, C44300, C26130 etc.
Grade |
USA |
U.K |
Germany |
Japan |
China GB |
ASTM |
BS |
DIN |
JIS H |
BFe10-1-1 |
C70600 |
CN102 |
CuNi10Fe1Mn |
C7060 |
BFe30-1-1 |
C71500 |
CN107 |
CuNi30Mn1Fe |
C7150 |
HAL77-2 |
C68700 |
CZ110 |
CuZn22Al |
C6870 |
HSn70-1 |
C44300 |
CZ111 |
CuZn28Sn1 |
C4430 |
H68A |
C26130 |
CZ126 |
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Remark: Subject to the buyer's appointment. |
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Application:
Steam Turbines, Seawater Desalination Equipments, Petrochemical Plants, Power Plants, Coolers, Boiler, Water Evaporators, Oil Refineries, Shipbuilding etc.
Heat Exchanger , Condenser, Distiller.
Titanium Tube
Standard:
ASTM B861, ASTMB337, ASTMB338,Q/BS5631-95,
Grade: GR1 GR2 GR3 GR7 GR9 GR12 GR16 GR17
Specification of Titanium Seamless Tube:
Description |
Grade |
Size (mm) |
Rolled Seamless Tube |
GR1 GR2 GR3 GR7 GR9 GR12 GR16 GR17 |
OD(3-114)*WT(0.2-6.0)*L |
Seamless Tube |
GR1 GR2 GR3 GR7 GR9 GR12 GR16 GR17 |
OD(10-159)*WT(0.5-5.0)* |
Extruded Tube |
GR2 |
OD(25-210)*WT(6.0-30) *L |
Quality Test of Titanium Seamless Tube:
Tests and inspections ensure the materials meet all of the tests specifications of International standard.
Third party inspection such as TUEV, SGS, LR, MOODY, ITS, DNV, as well as customers’ stage-wise inspection are warmly welcome by CDM.
CDM Provide following chemical and mechanical testing types for Ti TUBE |
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Chemical composition |
Ultrasonic Fracture |
Elongation |
Visual Inspection |
Eddy Current Fracture |
Flattening |
Annealing |
Annealing |
Flaring |
Dimensional inspect |
Tensile and Yield |
Hardness |
