Reactor

Kobe Steel, as reactor manufacturer and welding expert, develop and provide high quality welding materials which meet the stringent requirement under high-temperature and high-pressure hydrogen environment.

Welding Consumables for Pressure Vessel

Welding Consumables for Pressure Vessel
Cr-Mo steel petroleum refinery reactor

Welding Applied to Reactor

list of welding materials
*Source: Welding Technique Vol. 47, The Japan Welding Engineering Society

Welding Consumables for Reactor - Products and Features

Type of Welding Materials
Type of Welding Materials
  • *Measurement of temper embrittlement properties with step cooling
US-521H Charpy impact test result
US-521H Charpy impact test result
Charpy impact test result of TRUSTARC™PF-500 / TRUSTARC™US-521H weld metal after SR and SR + Step cooling

Welding Consumables for Cr-Mo Steel

Type of Steel Process Porality Product ASME / AWS
1.25Cr-0.5Mo SAW AC SFA / A5.23 F8P2-EG-B2
SMAW AC SFA / A5.5 E8016-B2
GTAW DCEN SFA / A5.28 ER80S-G
2.25Cr-1Mo SAW AC SFA / A5.23 F9P2-EG-B3
SMAW AC SFA / A5.5 E9016-B3
GTAW DCEN SFA / A5.28 ER90S-G
2.25Cr-1Mo-V SAW AC SFA / A5.23 F9P2-EG-G
(ASME Sec.Ⅷ Div.2)
SMAW AC SFA / A5.5 E9016-G
(ASME Sec.Ⅷ Div.2)
GTAW DCEN SFA / A5.28 ER90S-G
(ASME Sec.Ⅷ Div.2)
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.

Welding Consumables for Cr-Mo Steel and Mechanical Properties

Product PWHT 0.2%YS MPa T.S. MPa EL.(4D)% vE J
680°C × 6h 490 595 29 152 (-18°C)
680°C × 6h 479 582 29 152 (-18°C)
680°C × 6h 509 612 28 166 (-18°C)
690°C × 8h 550 661 25 150 (-29°C)
690°C × 8h 512 653 28 166 (-29°C)
690°C × 8h 538 677 26 244 (-29°C)
705°C × 7h 620 710 26 83 (-29°C)
705°C × 7h 609 708 24 90 (-29°C)
705°C × 7h 623 718 23 208 (-29°C)
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.

Welding Consumables for Mn-Mo-Ni Steel

Type of Steel Process Porality Product ASME / AWS
80ksi class
Mn-Mo-Ni
SAW AC / DCEP
SMAW AC / DCEP SFA / A5.5 E9016-G
GTAW DCEN SFA / A5.28 ER80S-G
90ksi class
Mn-Mo-Ni
SAW AC / DCEP SFA / A5.23 F10P2-EG-G
SMAW AC / DCEP SFA / A5.5 E10016-G
GTAW DCEN SFA / A5.28 ER90S-G
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.

Line-up as per Type of Steel / Process

SMAW

Grade
(Type of Steel)
DCEP AC
AWS Class. Product AWS Class. Product
Gr.11
(1.25Cr-0.5Mo)
E8016-B2 E8016-B2
Gr.22
(2.25Cr-0.1Mo)
E9015-B3
E9016-B3 E9016-B3
Gr.22V
(2.25Cr-1Mo-V)
E9016-G E9016-G
Gr.5
(5Cr)
E8018-B6 E8018-B6
Gr.9
(9Cr)
E8018-B8 E8018-B8
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.

SAW

Grade
(Type of Steel)
DCEP AC
AWS Class. Product AWS Class. Product
Gr.11
(1.25Cr-0.5Mo)
F8P2-EG-B2 F8P2-EG-B2
F8P2-EB2R-B2R
Gr.22
(2.25Cr-0.1Mo)
F9P2-EG-B3 F9P2-EG-B3
Gr.22V
(2.25Cr-1Mo-V)
F9P2-EG-G
Gr.5
(5Cr)
F7P2-EG-B6
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.

GMAW and GTAW

Grade
(Type of Steel)
AWS Class. Product
GMAW GTAW
Gr.11
(1.25Cr-0.5Mo)
ER80S-G
Gr.22
(2.25Cr-0.5Mo)
ER90S-G
Gr.22V
(2.25Cr-1Mo-V)
ER90S-G
Gr.5
(5Cr)
ER80S-B6
Gr.9
(9Cr)
ER80S-B8
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.

Welding Consumables for Overlay Cladding

For corrosion resistance, Austenite stainless are overlayed on inner wall of reactor.

Type of Steel Base Metal Layer SAW ESW
SUS 308 1st
2nd
SUS 316 1st
2nd
SUS 317 1st
2nd
SUS 347 1st
2nd
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.

Chemical Composition of Overlaid Weld Metal

(%)
Product C Si Mn P S Ni Cr Mo Nb

Base metal: A533-B-1 1layer
0.01 0.51 1.4 0.02 0.01 10.6 20.8 0.05 < 0.01

Base metal: A387-22 1layer
0.02 0.53 1.5 0.02 < 0.01 10.1 18.2 0.18 0.45
  • *Fstands for FAMILIARC™, Tstands for TRUSTARC™, and Pstands for PREMIARC™.
Claddding with PREMIARC™PF-B7FK / PREMIARC™US-B309LCb

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