U 39 (G I)
Gas welding rods for mild and low alloyed steel

Classification DIN EN

20378 - I

Material No.

1.0324

Classification AWS

A5.2 ~R45

Approvals

TÜV 06258.01, CE, DB 70.045.06

Characteristics and application

Rod for gas welding suitable for joining tubes and plates. Highly fluid weld metal.

Base materials

Steels up to a yield strength of 235MPa (34 ksi).
S185, S235JR
ASTM: A36, A106 grades A/B, A139 grade A, A216 grades WCA/WCB/WCC, A234 grade WPB

Typical analysis in %

C: 0,08
Si: 0,10
Mn: 0,50

Yield strength in Mpa

≥ 260

Tensile strength in Mpa

≥ 360

Elongation in %

4d/5d: ≥ 20

Charpy-V-Value (ISO-V) in J

RT ≥ 30

Typical heat treatment

Preheat and PWHT are generally not necessary but actual requirements will depend on the grade and thickness of material being welded and any design codes that apply.

Other products

SAW: UP-99/UP-100/UP-101/UP-102/UP-100Si
MIG/GMAW: ED-SG 1/ED-SG 1 A/ED-SG 2/ED-SG
TIG/GTAW: WSG 1/WSG 1 A/WSG 2/WSG 3
Gas welding: U 40/U 40 Ni