Reference Source

A268 · TP405

For A268 · TP405, astm specification is A268; class or grade is TP405; esab preheat group is C; esab-recommended smaw (stick) filler is OK 68.17; esab-recommended gmaw/gtaw filler is Autrod/Tigrod 410NiMo, recorded from its source on 2026-09-16.

ASTM specification
A268 verified
Class or grade
TP405 verified
ESAB preheat group
C verified
ESAB-recommended SMAW (stick) filler
OK 68.17 verified
ESAB-recommended GMAW/GTAW filler
Autrod/Tigrod 410NiMo verified
ESAB-recommended SAW (submerged arc) filler
10.93/Autrod 410NiMo verified
Suggested preheat, low hydrogen (H8 and less), by thickness
T < .75: 200, .75 < T < 1.5: 300, 1.5 < T < 2.5: 300, T > 2.5: 350 our reading
Suggested preheat, hydrogen above H8, by thickness
T < .75: NR, .75 < T < 1.5: NR, 1.5 < T < 2.5: NR, T > 2.5: NR our reading
Sourceassets.esab.com
Verified
Review by
DatasetESAB recommended filler metals and suggested preheat group, by ASTM steel grade

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

A268 TP405 C OK 68.17 Autrod/Tigrod 410NiMo

assets.esab.com, retrieved 2026-09-16

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

ESAB-recommended SAW (submerged arc) filler

10.93/Autrod 410NiMo

Suggested preheat, low hydrogen (H8 and less), by thickness and Suggested preheat, hydrogen above H8, by thickness

Preheat A B C D Low Hydrogen H8 and less T < .75 70 70 200 300 .75 < T < 1.5 70 125 300 400 1.5 < T < 2.5 150 200 300 400 T > 2.5 225 300 350 500 Hydrogen > H8 T < .75 175 175 NR NR .75 < T < 1.5 225 225 NR NR 1.5 < T < 2.5 275 275 NR NR T > 2.5 300 300 NR NR

— all from assets.esab.com, retrieved 2026-09-16

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.