Kobelco; AWS ER 90SB91; TGS 90B91; GTAW (Tig welding rod); P91 Welding Filler Wire


Description

Features:
  • Applied for ASTM A387 Gr.91 and equivalents
  • Excellent creep rupture strength
Classification: AWS A5.28 ER90S-B91
Shielding gas: Ar
Identification color: 1st Purple Blue
Polarity: DCEN

 

Packaging data


Spool
Tube
φ mm
kg kg Length mm g/piece
1.0
10
-
-
-
1.2
10
-
-
-
1.6
10
5 1,000 16
2.0
-
5
1,000
25
2.4
-
5
1,000
35
3.2
-
5
1,000
63
Volume mm 240W, 110H, 230L
40W, 35H, 1015L

Composition (wire mass%)


Typical
Guarantya
C 0.10
0.07~0.13
Si
0.29 0.15~0.50
Mn 0.72
1.20
P 0.004
0.010
S 0.005
0.010
Cu 0.01
0.20
Cr 8.36
8.00~10.50
Mo 0.97
0.85~1.20
Ni 0.15
0.80
Co 0.41
-
V 0.18
0.15~0.30
Al <0.01
0.04
Nb 0.06
0.02~0.10
N 0.04
0.03~0.07
Mn+Ni 0.87
1.50
Note: aSingle values are maximium.

All-weld mechanical properties


Typical
Guaranty
0.2%YS (MPa) 620 414min.
TS (MPa)
750
621min.
El on 4d (%) 25 16min.
IV 0℃ (J) 150 -
PWHT (°Cxh) 760x2
760±15x2

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