The standard provides comprehensive tables (Tables 2–54) defining the geometry for various joint configurations:

Created by overlapping two sheets and welding along the perimeter, frequently used for thinner metals. Key Design Elements and Tolerances

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Provides a version titled "Manual Arc Welding Standard," which includes critical cross-sectional shapes and thickness requirements.

: Detailed parameters for groove bevels, root openings, gap dimensions, and permissible alignment tolerances.

1. The Confusion of "Катет" (Cathetus vs. Weld Leg Size)

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| Parameter | Requirement | |---|---| | Flange height | ≥ 3 mm | | Bevel angle | 30° to 45° | | Single-sided weld steel plate thickness limit | ≤ 16 mm | | Double-sided weld steel plate thickness limit | ≤ 50 mm |