Through the many types of challenging process conditions found in chemical production, from heat exchangers to process pipework to instrumentation & process equipment our experience and pedigree enables us to offer you a material solution.
For hydrocarbon processing applications from fired heaters to steam reformers, used in Syngas production, to subsequent refining processes our range of process piping, heat exchangers tubes, instrumentation & process equipment tubing provides a material solution.
Heat Exchanger
Straight or U tubes up to 43 m (110 ft) long combined with global production facilities which offer both the economies of volume production or the flexibility to service breakdown requirements.
| PRODUCT: U-BENT TUBES (up to 43 m / 141 ft long) | ||
|---|---|---|
| OD range | mm | Inch |
| min | 12.7 | 0.5 |
| max | 38.1 | 1.5 |
| WT range | mm | Inch |
| min | 0.89 | 0.035 |
| max | 4.5 | 0.177 |
| PRODUCT: STRAIGHT TUBES | ||
|---|---|---|
| OD range | mm | Inch |
| min | 9.5 | 0.374 |
| max | 50.8 | 2.0 |
| WT range | mm | Inch |
| min | 0.89 | 0.035 |
| max | 4.5 | 0.177 |
Austenitic Stainless
| DMV designation | Attribute | Nearest equivalent standard | Typical chemical composition 1) | Density | Min. mechanical prop. at RT | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | EN | JIS | Cmax | Cr | Ni | Mo | Cu | others | Rp0.2 Yield Strength | Rm Tensile Strength | ||||||
| g/cm3 | lb/in3 | MPa | ksi | MPa | ksi | |||||||||||
| DMV 304L | Corrosion Resistant | S30403 | 1.4306 | SUS 304L | 0.03 | 19.0 | 11.0 | 7.9 | 0.29 | 170 | 25 | 485 | 70 | |||
| DMV 316L | Corrosion Resistant | S31603 | 1.4404 | 0.03 | 17.0 | 12.0 | 2.25 | 8.0 | 0.29 | 170 | 25 | 485 | 70 | |||
| DMV 317L | Corrosion Resistant | S31703 | 1.4438 | SUS 317L | 0.03 | 18.0 | 14.5 | 3.5 | 8.0 | 0.29 | 205 | 30 | 515 | 75 | ||
| DMV 904 | Corrosion Resistant | N08904 | 1.4539 | 0.02 | 20.5 | 25.5 | 4.5 | 1.5 | 8.0 | 0.29 | 215 | 31 | 490 | 71 | ||
| DMV 926 | Corrosion Resistant | N08926 | 1.4529 | 0.02 | 20.0 | 25.0 | 6.5 | 0.8 | N 0.20 | 8.0 | 0.29 | 295 | 43 | 650 | 94 | |
| DMV 954 | Corrosion Resistant | S31254 | 1.4547 | 0.02 | 20.0 | 18.0 | 6.2 | N 0.20 | 8.0 | 0.29 | 310 | 45 | 655 | 95 | ||
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Minimum level of carbon content is mandatory.
Austenitic Ferritic
| DMV designation | Nearest equivalent standard | Typical chemical composition 1) | Density | Min. mechanical prop. at RT | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | EN | Cmax | Cr | Ni | Mo | Cu | others | Rp0.2 Yield Strength | Rm Tensile Strength | |||||
| g/cm | lb/in | MPa | ksi | MPa | ksi | |||||||||
| DMV 18.5 | S31500 | 1.4424 | 0.03 | 18.5 | 4.8 | 2.7 | Si 1.7; N 0.1 | 7.8 | 0.28 | 440 | 64 | 630 | 92 | |
| DMV 22.5 | S31803 | 1.4462 | 0.03 | 22.0 | 5.5 | 3.0 | N 0.172) | 7.8 | 0.28 | 450 | 65 | 620 | 90 | |
| DMV 25.7 | S31260 | 0.03 | 25.0 | 6.5 | 3.0 | 0.5 | N 0.20; W 0.5 | 7.8 | 0.28 | 450 | 65 | 690 | 100 | |
| DMV 25.7Cu | S32550 | 1.4507 | 0.03 | 25.0 | 7.0 | 3.5 | 1.5 | N 0.222) | 7.8 | 0.28 | 550 | 80 | 760 | 110 |
| DMV 25.7N | S32760 | 1.4501 | 0.03 | 25.0 | 7.0 | 4.0 | 0.5 | N 0.25; W 0.52) | 7.8 | 0.28 | 550 | 80 | 750 | 109 |
| DMV 25.7NS | S32750 | 1.4410 | 0.03 | 25.5 | 7.0 | 4.0 | 0.25 | N 0.32) | 7.8 | 0.28 | 550 | 80 | 750 | 109 |
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Min PRE value controlled.
Nickel Based Alloys
| DMV designation | Attribute | Nearest equivalent standard | Typical chemical composition 1) | Density | Min. mechanical prop. at RT | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | EN | Cmax | Cr | Ni | Mo | Cu | others | Rp0.2 Yield Strength | Rm Tensile Strength | ||||||
| g/cm3 | lb/in3 | MPa | ksi | MPa | ksi | ||||||||||
| DMV 928 | Corrosion Resistant | N08028 | 1.4563 | 0.02 | 27.0 | 31.0 | 3.5 | 1.2 | N 0.10 | 8.0 | 0.29 | 210 | 31 | 500 | 73 |
| DMV 931 | Corrosion Resistant | N08031 | 1.4562 | 0.015 | 27.0 | 31.0 | 6.5 | 1.2 | N 0.20 | 8.1 | 0.29 | 280 | 41 | 650 | 94 |
| DMV 4692 | Corrosion Resistant | N08034 | 2.4692 | 0.01 | 27.0 | 35.0 | 6.5 | 1.5 | N 0.20 | 8.1 | 0.29 | 310 | 45 | 750 | 108 |
| DMV 800 | Corrosion Resistant | N08800 | 1.4876 | 0.08 | 21.0 | 32.0 | Ti < 0.40 | 8.0 | 0.29 | 210 | 31 | 500 | 73 | ||
| DMV 59 | Corrosion Resistant | N06059 | 2.4605 | 0.01 | 23.0 | 59.0 | 16.0 | Al | 8.6 | 0.31 | 340 | 50 | 690 | 100 | |
| DMV C4 | Corrosion Resistant | N06455 | 2.4610 | 0.01 | 16.0 | 66.0 | 16.0 | Ti | 8.6 | 0.31 | 280 | 41 | 700 | 102 | |
| DMV C276 | Corrosion Resistant | N10276 | 2.4819 | 0.01 | 16.0 | 57.0 | 16.0 | W | 8.4 | 0.30 | 350 | 51 | 750 | 109 | |
| DMV 800H | Heat Resistant | N08810 | 1.4958 | 0.10 2) | 21.0 | 32.0 | (Al.Ti) 0.15 - 0.60 | 8.0 | 0.29 | 170 | 25 | 500 | 73 | ||
| DMV 811 | Heat Resistant | N08811 | 1.4959 | 0.10 2) | 21.0 | 32.0 | 0.85 < Ti + Al < 1.20 | 8.0 | 0.29 | 170 | 25 | 500 | 73 | ||
| DMV 625 | Heat Resistant | N06625 Gr.2 | 2.4856 | 0.025 | 22.0 | 63.0 | 9.0 | Nb 3.5 | 8.4 | 0.30 | 276 | 40 | 690 | 100 | |
| DMV 601 | Heat Resistant | N06601 | 2.4851 | 0.08 | 23.0 | 62.0 | Al 1.2; Ti 0.3 | 8.1 | 0.29 | 240 | 35 | 600 | 87 | ||
| DMV 400 | Nickel-Copper | N04400 | 2.4360 | 0.15 | 65.0 | 30.0 | Fe 2; Mn 1.5 | 8.8 | 0.32 | 180 | 26 | 450 | 65 | ||
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Minimum level of carbon content is mandatory.
Process Pipe & Tubes
Our range of austenitic duplex stainless and nickel alloys provides material solutions across a diverse size range, supported by global production sites to offer our customers both the economies of volume production or the flexibility to service breakdown requirements.
Piping
Our process piping is manufactured according to leading standards with flexibility to support individual customer requirements with close dimensional tolerances, tight UT (Ultrasonic Testing) control, controlled surface finishes and a high degree of cleanliness.
We work in close partnership with fabricators and designers.
We collaborate closely with fittings manufacturers to supply them with raw material for their fittings manufacture.
| PRODUCT: PIPING | ||
|---|---|---|
| OD range | mm | Inch |
| min | 6.0 | 0.236 |
| max | 280.0 | 11.024 |
| WT range | mm | Inch |
| min | 0.5 | 0.02 |
| max | 50.0 | 1.969 |
Austenitic Stainless
| DMV designation | Attribute | Nearest equivalent standard | Typical chemical composition 1) | Density | Min. mechanical prop. at RT | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | EN | JIS | Cmax | Cr | Ni | Mo | Cu | others | Rp0.2 Yield Strength | Rm Tensile Strength | ||||||
| g/cm3 | lb/in3 | MPa | ksi | MPa | ksi | |||||||||||
| DMV 304H | Heat Resistant | S30409 | 1.4948 | 0.08 2) | 18.5 | 9.5 | 7.9 | 0.29 | 205 | 30 | 515 | 75 | ||||
| DMV 304HCu | Heat Resistant | 1.4907 | 0.13 2) | 18.5 | 9.5 | 3.0 | N 0.10; Nb 0.5 | 7.9 | 0.29 | 235 | 34 | 590 | 85 | |||
| DMV 321H | Heat Resistant | S32109 | 1.4940 | 0.08 2) | 18.5 | 11.0 | Ti > 4 x C < 0.6 | 7.9 | 0.29 | 170 | 25 | 480 | 70 | |||
| DMV 347H | Heat Resistant | S34709 | 1.4912 | 0.08 2) | 18.5 | 11.0 | Nb > 8 x C < 1.0 | 7.9 | 0.29 | 205 | 30 | 515 | 75 | |||
| DMV 347HFG | Heat Resistant | 1.4908 | 0.10 2) | 18.5 | 11.0 | Ti+Nb > 8xC < 1.0 | 7.9 | 0.29 | 205 | 30 | 550 | 80 | ||||
| DMV 310H | Heat Resistant | S31009 | 1.4845 | SUS 310 TB | 0.10 2) | 25.0 | 20.0 | 8.0 | 0.29 | 205 | 30 | 515 | 75 | |||
| DMV 310N | Heat Resistant | S31042 | 1.4952 | 0.10 2) | 25.0 | 20.0 | N 0.20; Nb 0.40 | 8.0 | 0.29 | 295 | 43 | 655 | 95 | |||
| DMV 4841 | Heat Resistant | 1.4841 | 0.10 | 25.0 | 20.5 | Si 2.0 | 8.0 | 0.29 | 205 | 30 | 515 | 75 | ||||
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Minimum level of carbon content is mandatory.
Austenitic Ferritic
| DMV designation | Nearest equivalent standard | Typical chemical composition 1) | Density | Min. mechanical prop. at RT | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | EN | Cmax | Cr | Ni | Mo | Cu | others | Rp0.2 Yield Strength | Rm Tensile Strength | |||||
| g/cm3 | lb/in3 | MPa | ksi | MPa | ksi | |||||||||
| DMV 22.5 | S31803 | 1.4462 | 0.03 | 22.0 | 5.5 | 3.0 | N 0.17 2) | 7.8 | 0.28 | 450 | 65 | 620 | 90 | |
| DMV 25.7N | S32760 | 1.4501 | 0.03 | 25.0 | 7.0 | 4.0 | 0.5 | N 0.25; W 0.5 2) | 7.8 | 0.28 | 550 | 80 | 750 | 109 |
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Min PRE value controlled.
Nickel Based Alloys
| DMV designation | Attribute | Nearest equivalent standard | Typical chemical composition 1) | Density | Min. mechanical prop. at RT | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UNS | EN | Cmax | Cr | Ni | Mo | Cu | others | Rp0.2 Yield Strength | Rm Tensile Strength | ||||||
| g/cm3 | lb/in3 | MPa | ksi | MPa | ksi | ||||||||||
| DMV 928 | Corrosion Resistant | N08028 | 1.4563 | 0.02 | 27.0 | 31.0 | 3.5 | 1.2 | N 0.10 | 8.0 | 0.29 | 210 | 31 | 500 | 73 |
| DMV 931 | Corrosion Resistant | N08031 | 1.4562 | 0.015 | 27.0 | 31.0 | 6.5 | 1.2 | N 0.20 | 8.1 | 0.29 | 280 | 41 | 650 | 94 |
| DMV 4692 | Corrosion Resistant | N08034 | 2.4692 | 0.01 | 27.0 | 35.0 | 6.5 | 1.5 | N 0.20 | 8.1 | 0.29 | 310 | 45 | 750 | 108 |
| DMV 800 | Corrosion Resistant | N08800 | 1.4876 | 0.08 | 21.0 | 32.0 | Ti < 0.40 | 8.0 | 0.29 | 210 | 31 | 500 | 73 | ||
| DMV 59 | Corrosion Resistant | N06059 | 2.4605 | 0.01 | 23.0 | 59.0 | 16.0 | Al | 8.6 | 0.31 | 340 | 50 | 690 | 100 | |
| DMV C4 | Corrosion Resistant | N06455 | 2.4610 | 0.01 | 16.0 | 66.0 | 16.0 | Ti | 8.6 | 0.31 | 280 | 41 | 700 | 102 | |
| DMV C276 | Corrosion Resistant | N10276 | 2.4819 | 0.01 | 16.0 | 57.0 | 16.0 | W | 8.4 | 0.30 | 350 | 51 | 750 | 109 | |
| DMV 800H | Heat Resistant | N08810 | 1.4958 | 0.10 2) | 21.0 | 32.0 | (Al.Ti) 0.15 - 0.60 | 8.0 | 0.29 | 170 | 25 | 500 | 73 | ||
| DMV 811 | Heat Resistant | N08811 | 1.4959 | 0.10 2) | 21.0 | 32.0 | 0.85 < Ti + Al < 1.20 | 8.0 | 0.29 | 170 | 25 | 500 | 73 | ||
| DMV 625 | Heat Resistant | N06625 Gr.2 | 2.4856 | 0.025 | 22.0 | 63.0 | 9.0 | Nb 3.5 | 8.4 | 0.30 | 276 | 40 | 690 | 100 | |
| DMV 601 | Heat Resistant | N06601 | 2.4851 | 0.08 | 23.0 | 62.0 | Al 1.2; Ti 0.3 | 8.1 | 0.29 | 240 | 35 | 600 | 87 | ||
| DMV 400 | Nickel-Copper | N04400 | 2.4360 | 0.15 | 65.0 | 30.0 | Fe 2; Mn 1.5 | 8.8 | 0.32 | 180 | 26 | 450 | 65 | ||
1) All figures in weight percentage. In case of order, the limits of the order specification will apply.
2) Minimum level of carbon content is mandatory.
