Thiele TWN 1472, Mounting Instructions

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MOUNTING INSTRUCTIONS
LASHING POINTS TWN 1472, TWN 1473
THIELE GmbH & Co. KG
# identifies revisions
www.thiele.de | info@thiele.de B09059-C replacement for B09059-B
© All rights reserved EN 08.2021 3 | 4
5.8 Welding process MAG
Welding process Metal active gas welding (MAG) EN ISO 9606-1; No. 135
Welding groove See sketch, taking into account EN ISO 9692-1
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Quality grade For all layers according to EN ISO 5817 - C
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Wire electrode
EN ISO 14341-A:2011: ISO 14341-A-G 46 4 M21 3Si1
Possible alternatives must be selected and checked by the welding supervisor on site.
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Welding position EN ISO 9606-1: PA, PB, PC, PF
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Preheating of parent metal Thickness ≥ 20 mm: 150 °C
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Interpass temperature ≤ 400 °C
Postweld heat treatment Thickness ≥ 40 mm: Tempering at max. 400 °C
1)
or apply quenching and tempering layer technology
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Pass Root run
Intermediate run/
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Final run
Temper pass
Wire electrode diameter 1 mm 1,2 mm 1 or 1,2 mm
Welding current (=) 130 – 200 A 135 – 290 A
See root run or stringer pass.
Note: The quench and temper
layer must only be applied to the
weld metal. Contact with the base
metal must be avoided.
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Electrode polarity (= +) (= +)
Voltage 19 – 25 V 19 – 32 V
Shield gas ISO 14175; M21 10 – 12 l/min 12 – 14 l/min
Kind of pass Stringer pass Stringer pass
1) but not more than 20 °C below the tempering temperature
5.9 Manual welding process MMA
Welding process Manual metal arc welding (MMA) EN ISO 9606-1; No. 111
Welding groove See sketch, taking into account EN ISO 9692-1
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Quality grade For all layers according to EN ISO 5817 - C
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Wire electrode
EN ISO 2560 A:2010: min. ISO 2560-A-E 38 4 B 42 H5
2) #
Possible alternatives must be selected and checked by the welding supervisor on site.
#
Welding position EN ISO 9606-1: PA, PB, PC, PF
#
Preheating of parent metal Thickness ≥ 20 mm: 150 °C
#
Interpass temperature ≤ 400 °C
Postweld heat treatment Thickness ≥ 40 mm: Tempering at max. 400 °C
3)
or apply quenching and tempering layer technology
#
Pass Root run
Intermediate run/
#
Final run
Alternative final run Temper pass
Wire electrode diameter 2,5 mm 3,2 mm 4,0 mm 2,5 or 3,2 or 4,0 mm
#
Welding current (=) 80 – 110 A 100 – 140 A 130 – 180 A See root run or stringer pass.
Note: The quench and temper layer
must only be applied to the weld
metal. Contact with the base metal
must be avoided.
#
Electrode polarity (= +) (= +) (= +)
Voltage - - -
Shield gas ISO 14175; M21 - - -
Kind of pass Stringer pass Stringer pass Stringer pass
2) Re-drying according to manufacturer's instructions
3) but not more than 20 °C below the tempering temperature