BÖHLER Q G 308L-Si

Solid wire, high-alloy, austenitic stainless steel, heat-resistant

Standard

  • EN ISO 14343-A
  • AWS A5.9 / SFA-5.9
  • G 25 20 Mn
  • ER310 (mod.)

Class

G 25 20 Mn / ER310 (mod.) solid wire; suitable for joining and filler welding of heat-resistant rolled, forged, and cast steels with the same or similar properties.

For example;

  • Steam Boiler Manufacturing
  • Crude Oil Industry
  • The ceramics industry
  • Hardening Workshops
  • Annealing Workshops

650 and 900 ºC arasındaki servis sıcaklıklarından, gevrekleşme riski nedeniyle kaçınılmalıdır.
up to 1150 ºC (2102 ºF) kadar oksidasyona (tufallaşmaya) karşı dayanıklıdır.

Description

Böhler Thermanit 310 Mn ‘nin Maksimum Kullanım Sıcaklıkları

Atmosphere

Max. 2 g S/Nm³

Max. 2 g S/Nm³

Air and oxidizing combustion gases

1150 °C

1,100 °C

Reduced combustion gases

1080 °C

1040 °C

cast steels

  • 1.4586 X5NiCrMoCuNb22-18
  • 1.4710 GX30CrSi6
  • 1.4713 X10CrAl7
  • 1.4724 X10CrAl13
  • 1.4740 GX40CrSi17
  • 1.4742 X10CrAl18
  • 1.4762 X10CrAl25
  • 1.4826 GX40CrNiSi22-9
  • 1.4840 GX15CrNi25-20
  • 1.4841 X15CrNiSi25-20
  • 1.4845 X12CrNi25-21
  • 1.4828 X15CrNiSi20-12
  • 1.4837 GX40CrNiSi25-12
  • 1.4846 GX40CrNi25-21
  • Si: S31000, S31400, S44600
  • AISI: 305, 310, 314, 446

Typical Chemical Analysis

Weight %

C

Ni

Mon

Feature

Si

Weight %

0.13

0.9

3.2

24.6

20.5

Mechanical Properties of Full-Metal Welds – Typical Values (Minimum Values)

Description

Feature

Yield Strength Rp0.2

400 MPa (≥ 350 MPa)

Tensile Strength Rm

620 MPa (≥ 550 MPa)

Stretch A (L0 = 5d0)

38% (≥ 20%)

Impact Energy ISO-V kV

95 J (≥ 47 J)

Impact Energy –196 °C

≥ 32 J

Status:
u = Isıl işlem görmemiş, kaynak sonrası durum
Protective gas: Ar + 2.5% CO₂

Electrode Diameter (mm)

  • Current Type / Polarity: T 42 4 B C1 3 H5
  • Shielding Gas (EN ISO 14175):
    • 0.8
    • 1.0
    • 1.2
  • Inert Gas (EN ISO 14175): M13

for ferritic steels Shielding gas: 200–300 °C
Protective gas: Ar + 2–3% CO₂

Approvals

  • None

Date:

Sunulan tüm bilgiler dikkatli inceleme ve kapsamlı araştırmalara dayanmaktadır.
Bununla birlikte, bilgilerin doğruluğu konusunda herhangi bir sorumluluk kabul edilmez ve bilgiler önceden haber verilmeksizin değiştirilebilir.

Publication Date: 10/2023
Re-drying Metal-powder-filled wire, structural steel

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