Drilmax Steel Tubes. for the most demanding mining exploration drilling conditions

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Ursula Neal
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1 Drilmax Steel Tubes for the most demanding mining exploration drilling conditions

Customer Benefits Drilmax steel tubes are cold drawn, heat-treated and straightened with the highest expertise to offer the best benefits to exploration drilling equipment manufacturers High

2 ) up to 950 MPa, and tensile strength (R m ) up to 1000 MPa. 100 % Drilmax steel tubes undergo specific non-destructive testing to guarantee the best surface quality and integrity.

2 Customer Benefits Drilmax steel tubes are cold drawn, heat-treated and straightened with the highest expertise to offer the best benefits to exploration drilling equipment manufacturers High resistance to hardest drilling conditions: maximum depth, directional drilling, hard grounds Drilmax steel tubes offer very high mechanical properties such as yield strength (R p0.2 ) up to 950 MPa, and tensile strength (R m ) up to 1000 MPa. 100 % Drilmax steel tubes undergo specific non-destructive testing to guarantee the best surface quality and integrity. Best behaviour in rotation Drilmax steel tubes offer superior straightness levels, with special attention to tube ends and a max. deviation up to 1 mm per 6 m. Drilmax steel tubes provide the tightest dimensional tolerances. NDT and checking Eddy current and ultrasonic testing in accordance with EN and ASTM standards Straightness checking Hoop stresses characterization Chemical analysis verified for 100 %, no mixed-up Mechanical testing Hardness test Specific testing upon request How we keep our promises Drilmax steel tubes are manufactured with high class pre-material of Western European origin. Our modern production equipment, together with our qualified staff and decades of experience in tube manufacturing, is designed to fulfill the most demanding customer requirements. 100 % Drilmax steel tubes are delivered together with certificates including chemical composition and mechanical properties 100 % Drilmax steel tubes are manufactured in plants certified ISO % Drilmax steel tubes are manufactured in environment-friendly plants certified ISO The Salzgitter Group central research center SZMF offers advanced developments together with our customers 2

Manufacturing Program Drilmax steel tubes are manufactured in all key dimensions used for Exploration Drilling all over the world Drilling Standard Application Tubular Equipment DCDMA Standard

3 Manufacturing Program Drilmax steel tubes are manufactured in all key dimensions used for Exploration Drilling all over the world Drilling Standard Application Tubular Equipment DCDMA Standard British Standard European Metric Others upon Request Wireline Core Drilling Drill Rods Core Barrels Casings Couplings Reverse Circulation Drilling Drill Rods Casings Couplings Application Drill Rods Casings Tolerances on diameter Outside Diameter Tolerances Inside Diameter Tolerances 1 < OD * (25.40 mm < OD 40 mm) (+0.13 mm -0) ID (ID 75 mm) ( mm) < OD * (40 mm < OD 80 mm) (+0.25 mm -0) < ID (75 mm < ID 140 mm) ( mm) < OD * (80 mm < OD 140 mm) (+0.38 mm -0) ID > (ID > 140 mm) ( mm) < OD (140 mm < OD < 178 mm) mm -0 *Outside diameters from 24.5 mm up to 140 mm can be available with a best straightness level of 1 mm per 6 m upon request. Standard Length Usual cut length up to feet (3,500 mm), with tolerance of -0 +1/8 (-0 +3mm). Random or other cut length are also available upon request. Drilmax steel tubes are packed and protected for shipments all over the world according to customer requirements. Drilmax steel tubes are typically oiled inside and outside for corrosion protection and delivered in bundles. 3

4 Manufacturing Program Drilmax steel tubes main steel grades and mechanical properties Mechanical Properties Chemical Properties (% max.) Yield Strength Tensile Strength Elongation Delivery Condition* C Si Mn P S Cr Mo Rp 0.2 (MPa) min R m (MPa) min A 2 min (%) Drilmax SR Drilmax SR Drilmax SR Drilmax SR Drilmax SR Drilmax N +SR Drilmax can be delivered upon request with ultra low residual stresses (hoop stresses) max. 120 MPa for B, N and H dimensions. * +SR stress relieved; +N normalized Drilmax OD\WT Supply range Upon request 4

The Company Germany Mexico Headquarter MPT Sales Production Locations France Company Mannesmann Precision Tubes (MPT), based in Mülheim with around 2,300 employees.

Our locations in Germany, France, The Netherlands and Mexico form the basis for high delivery performance and customer satisfaction.

The Group-Structure The subsidiaries and affiliates of the Business Unit Mannesmann specialize in different steel tube products and are each out in front in their own

Certified Quality Management A comprehensive continuous quality management system ISO 9001, IATF 16949, ISO 14001 and PED (Pressure Equipment Directive) which encompasses

This certified quality management system, ensures continuously high quality standards ranging from the pre-material that we select and source, with specific consideration

Seamless precision steel tubes with special dimensional accuracy External diameter: 1.5 400 mm Wall thicknesses: 0.2 28.

5 The Company Germany Mexico Headquarter MPT Sales Production Locations France Company Mannesmann Precision Tubes (MPT), based in Mülheim with around 2,300 employees. Worldwide activities and international access your partner for high quality steel tubes. Our locations in Germany, France, The Netherlands and Mexico form the basis for high delivery performance and customer satisfaction. Mannesmannröhren-Werk GmbH, based in Zeithain supplies pre-material (seamless hot rolled hollows) to the precision tube mills of the Salzgitter Group. The Group-Structure The subsidiaries and affiliates of the Business Unit Mannesmann specialize in different steel tube products and are each out in front in their own markets. Synergy effects as a result of our integration with the Salzgitter Group ensure an outstanding efficiency from the pre-material to the finished precision steel tube. Certified Quality Management A comprehensive continuous quality management system ISO 9001, IATF 16949, ISO and PED (Pressure Equipment Directive) which encompasses all production stages. This certified quality management system, ensures continuously high quality standards ranging from the pre-material that we select and source, with specific consideration given to the needs of precision tube manufacture, to slitting, welding and drawing facilities all the way through to precise-length centers and galvanizing facilities. Seamless precision steel tubes with special dimensional accuracy External diameter: mm Wall thicknesses: mm Welded precision steel tubes with special dimensional accuracy External diameter: mm Wall thicknesses: mm Production of seamless and welded precision steel tubes in accordance to international standards e. g. EN , EN , EN , EN , EN10216 and EN10217, ASTM A 179, A192, A 209, A 210, A 213, A 556 Japan Industrial Standard, British Standards, Other standards on inquiry. Welded size-rolled precision steel tubes External diameter: mm Wall thicknesses: mm Other diameters on request 5

6 Mannesmann Precision Tubes GmbH Wiesenstrasse Mülheim an der Ruhr, Germany Industry and Energy Mannesmann Precision Tubes GmbH Wiesenstrasse Mülheim an der Ruhr, Germany Phone: Fax: Mannesmann Precision Tubes France SAS Avenue Jean Juif Z.I. Marolles Vitry Le François, France Phone: Fax: industry.mpt@mannesmann.com energy.mpt@mannesmann.com Mannesmann Precison Tubes Netherlands B.V. Engelseweg AD Helmond, The Netherlands Phone: Fax: industry.mpt@mannesmann.com energy.mpt@mannesmann.com Mannesmann Precision Tubes GmbH, Drilmax Steel Tubes for the most demanding mining exploration drilling conditions, 004 D 4.18

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HPL Tubes. Seamless Precision Steel Tubes for Hydraulic and Pneumatic Pressure Lines HPL Tubes Seamless Precision Steel Tubes for Hydraulic and Pneumatic Pressure Lines 2 HPL Tubes Hydraulic-pneumatic pressure lines Mannesmann Precision Tubes As a leading European manufacturer of cold-drawn