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ELEKTROSTAL-KURAKHOVO
January 1, 2018

Production of ELEKTROSTAL-KURAKHOVO

Continuous casting square steel billet:

GOST 380 (DSTU 2651) – St0-St5sp, St1-St5ps, St3Gsp, st5Gsp

GOST 1050-88 – St20, St35, St45, St50, St55

GOST 4543-71 – 20X, 30X, 40X, 45X, 40XH, 45XH, 35XGSA, 35XM

GOST 5781 – 35GS

GOST 14959-79 – 55S2, 60G, 50G, 65G, 70G, 60S2A

GOST 3-009 – St 52.3, St 44.2, St 37.0, St 37.2

ASTM A29/A29M – 1006-1055

ASTM A615/A615M – Gr40, Gr60

DIN EN 10025 – RSt 37-2, RSt 44-2, RSt 50-2, RSt 60-2, S275JO.

 

Geometrical dimensions of steel billet: technical requirements and tolerances:

Section, mm: 120x120, 125x125, 130x130, 135x135, 150x150

Length, mm: 6000-12000

Tolerance for width, mm: ±3,0

Tolerance for length, mm: ±100

Straightness: max 5 mm per 1 m length, except for 150 mm of butt ends

Difference of diagonals for section, mm: no more than 8

Cut slope, mm: no more than 10

Angular radius, mm: no more than 8

 

Surface quality:

Continuous cast square billets are supplied as-cast without surface treatment. There should be no teeming arrest, pulling traces, visible cracks on the billet surface.

 

Steel billet ends quality:

Oxy-fuel gas cutting may result in oxidized metal lapping on butt ends which is acceptable. Shrink holes visible without magnifying equipment on the edges after cutting are not allowed.

 

Marking:

Continuous cast steel billets 6-12 m long are bundled with weight up to 7,0 mts each. Billets are packed in 3-4 pieces per bundle tied with wire rod in 5 places and two lifting points provided.

 

Packing:

Each bundle is provided with a weatherproof label which should contain information about customer, order number, steel grade, heat number, sizes, number of pieces, weight, mill's name, country of origin, country of destination.

 

Rubble-sand composite DSTU B.V.2.7-35-95 is used:

  • for building road embankments;
  • as backfill material;
  • for territory planning and land improvement.