DESCRIPTION.
Honed or skived and roller burnished tube EN-10305-1/E355+SR (DIN 2391, ST-52 BK+S). Inside tolerance H8.

RANGE.

• - Inside diameter: 25-200 mm.
• - Outside diameter: 35-230 mm.
• - Wall thickness: 5-15 mm.

MECHANICAL PROPERTIES.

• - R_m: > 58 kg/mm².
• - R_po2: > 48 kg/mm².
• - A₅: > 15 %.
• - Steel grade: ST-52.

DESCRIPTION.
Honed or skived and roller burnished tube EN-10305-2/E355+C (DIN 2393, ST-52 BK). Inside tolerance H8-H9-H10.

RANGE.

• - Inside diameter: 30-100 mm.
• - Outside diameter: 40-115 mm.
• - Wall thickness: 5-7,5 mm.
• - Steel grade: ST-52.

MECHANICAL PROPERTIES.

• - R_m: > 60 kg/mm².
• - R_po2: > 54 kg/mm².
• - A₅: 7%.

DESCRIPTION.
Hard chrome plated steel tubes DIN 2391, ST-52 (BK+S).

RANGE.

• - Outside diameter: 12-120 mm.
• - Wall thickness: 2-12 mm.

TECHNICAL PROPERTIES.

• - Hard chrome plated thickness: 20-25-
    50 microns.
• - Chrome layer hardness: 66-68 HRC.
• - Steel grade: ST-52.

TOLERANCES.

• - Outside diameter: ISO f-7.
• - Surface roughness: < 0,25 microns Ra.

DESCRIPTION.
Cold drawn / Cold rolled precision steel tubes DIN 2391 / EN 10305-1.

SIZE RANGE.

• - Outside diameter: 4-60 mm.
• - Wall thickness: 1-5 mm.

TECHNICAL PROPERTIES.

• - Steel grades: ST-35, ST-37.4, ST-52
• - Delivery condition: NBK, BK, BKW, GBK.
• - Dimensional tolerances in accordance with DIN-2391/EN 10305-1.

Special surface finish - phosphated or galvanized can be agreed upon.

RANGE AND TOLERANCE.

• - Diameter: 8-160 mm.
• - Tolerance: ISO f-7.
• - Surface roughness: 0,10-0,25 microns
    Ra.
• - Hard chrome plated thickness: 20-25
    microns.

MECHANICAL PROPERTIES.

• - R_m: 600-700 N/mm².
• - R_po2: > 340 N/mm².
• - A₅: 17 %.

RANGE AND TOLERANCE.

• - Diameter: 8-150 mm.
• - Tolerance: ISO f-7.
• - Surface roughness: 0,10-0,25 microns
    Ra.

MECHANICAL PROPERTIES.

• - R_m: 800 N/mm².
• - R_po2: 500 N/mm².
• - A₅: 14 %.

TECHNICAL PROPERTIES.

• - Hard chrome plated thickness: 20-25 microns.
• - Induction hardening depth: 1-5,4 mm.

RANGE AND TOLERANCE.

• - Diameter: 8-150 mm.
• - Tolerance: ISO f-7.
• - Surface roughness: 0,10-0,25 microns
    Ra.
• - Hard chrome plated thickness: 20-25 microns.

MECHANICAL PROPERTIES.

• - R_m: 950-1000 N/mm².
• - R_po2: 800 N/mm².
• - A₅: 12 %.

RANGE AND TOLERANCE.

• - Diameter: 20-150 mm.
• - Tolerance: ISO f-7.
• - Stainless grades: AISI 431, AISI 316,
    AISI 304.

TECHNICAL PROPERTIES.

• - Hard chrome plated thickness: 20-25
    microns.

RANGE AND TOLERANCE.

• - Diameter: 20-120 mm.
• - Tolerance: ISO f-7.
• - Surface roughness: 0,10-0,25 microns
    Ra.

MECHANICAL PROPERTIES.

• - R_m: 950-1000 N/mm².
• - R_po2: 800 N/mm².
• - A₅: 14 %.

TECHNICAL PROPERTIES.

• - Hard chrome plated thickness: 20-25
    microns.
• - Induction hardening depth: 0.75-3.5 mm.

RANGE.

• - Outside diameter: 32-660 mm.
• - Inside diameter: 16-590 mm.
• - Wall thickness: 3,5-70 mm.

MECHANICAL PROPERTIES.

• - Steel grade: ST-52 o 20MnV6.
• - R_m: 52-75 kg/mm².
• - R_po2: 34-45 kg/mm².
• - A₅: 18-20%.

TOLERANCE.

• - Outside diameter: acc. ISO 2938
    or DIN 2448.
• - Wall thickness: 5-15%.

SPECIAL PRODUCTS IN HIGH
RESISTANCE STEEL.

• - Mechanical Tolerances H6, H7, H8.
• - Induction-hardened steels: 50/60 HRC
    or by request.

WE CAN SUPPLY HONED TUBES IN
SPECIAL DIAMETERS UPON REQUEST.

TRANSMISSION TUBES FOR INDUSTRIAL VEHICLES.

SEAMLESS STAINLESS STEEL TUBES.

• - Outside diameter: 4-508 mm.
• - Wall thickness: 0,5-30 mm.

WELDED STAINLESS STEEL TUBES.

• - Outside diameter: 6-1600 mm.
• - Wall thickness: 0,5-20 mm.

APPLICATIONS.

• - BOILERS AND HEAT EXCHANGERS.
• - AUTOMOTIVE & PETROCHEMICAL   INDUSTRIES.
• - PRECISION INSTRUMENTS.
• - HYDRAULIC SYSTEMS.
• - SHIPBUILDING.

STANDARDS.

• - DIN-ASTM.

HIGH PRESSURE FUEL PIPES

• - Outside diameter: 6-12 mm.
• - Inside diameter: 1,2-4 mm.
• - Wall thickness: 2,4-4 mm.

BUNDY TUBE

• - Outside diameter: 4-12 mm.
• - Wall thickness: 0,5-1 mm.

APPLICATIONS

• - Fuel lines and engine conduits.
• - Refrigerating and heating systems.
• - Brakes.

STEEL TUBES.

STAINLESS STEEL TUBES.

COPPER TUBES.

COPPER NICKEL TUBES.

TITANIUM TUBES.

ALUMINUM TUBES.

COLD DRAWN STAINLESS STEEL BARS.

HOT ROLLED STAINLESS STEEL BARS.

FORGED BARS.