B2L

  • Process

Classification

SFA-AWS A5.28 ER70S-B2L EN ISO 21952-B- 1CML

Approvals

Application Areas

It replaces TD-B2 when the welding annealing is not possible; Insensitive to cracking. Pressure boilers, pipelines, chemical and petrolchemical industry, quality mechanical sector.

Base Materials to be welded

A537; A217 WC6; WC11 A335: P11-P12; A199: P11-P12; A200:P11-P12: A213:P11-P13 GS-25CrMo4 – H IV; St44 KL

Welding process

A537; A217 WC6; WC11 A335: P11-P12; A199: P11-P12; A200:P11-P12: A213:P11-P13 GS-25CrMo4 – H IV; St44 KL

Diameter / Packaging

Average Chemical analysis

Typical Mechanical Properties of All-Weld Metal

Rm Rs Al Kv
N/mm² N/mm² %5d -10°C
580 480 21 110 J

The mechanical properties are approximate and may range on the basis of the Heat, shielding gas, welding parameters and other factors

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