Schedule of Accreditation issued by Accreditation Service 2 Pine Trees, Chertsey Lane, Staines-upon-Thames, TW18 3HR, UK

Speciality Steel UK Ltd

Issue No: 019 Issue date: 23 June 2021

Speciality Steels Limited Contact: Richard Preston 7 Fox Valley Way Tel: +44 (0) 114 283 2151 Stocksbridge E-Mail: [email protected] 4337 Sheffield Website: www.libertyhousegroup.com South Accredited to ISO/IEC 17025:2017 S36 2JA

Testing performed by the Organisation at the locations specified below

Locations covered by the organisation and their relevant activities

Laboratory locations:

Location details Activity Location code

Location Address Local contact Metals & Weldments - Corrosion A Speciality Steel UK Ltd Mr Richard Preston tests Stocksbridge Laboratory Tel: +44 (0) 1142 832151 Metals & Weldments - Mechanical Stocksbridge Email: tests Sheffield [email protected] Metals & Weldments - Metallurgical tests S36 2JA Metals & Weldments – NDT Tests

Location Address Local contact Metals & Weldments - Chemical tests B Speciality Steel UK Ltd Mr W Furness Metals & Weldments - Mechanical Laboratory Tel: +44 (0) 1709 826989 tests Aldwarke Lane Email: Metals & Weldments - Metallurgical Rotherham [email protected] tests South Yorkshire S60 1DW

Assessment Manager: AF1 Page 1 of 5

Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Sta ine s -u po n - Thames, TW18 3HR, UK

Speciality Steel UK Ltd

4337 Issue No: 019 Issue date: 23 June 2021 Accredited to ISO/IEC 17025:2017

Testing performed by the Organisation at the locations specified

DETAIL OF ACCREDITATION

Materials/Products tested Type of test/Properties Standard specifications/ Location measured/Range of Equipment/Techniques used Code measurement

METALS, ALLOYS and METAL PRODUCTS

Carbon and Low Alloy Elemental analysis Documented In-House Method B Steels, Stainless Steels, using Optical Emission and Iron. Al, As, B, C, Ca, Ce, Co, Spectrometry Cr, Cu, Mn, Mo, N, Nb,Ni LAB.CHEM.OES Analysis .010 P, Pb, S, Sb, Se, Sn, Ta, Ti, V W, Zr

Elemental analysis Documented In-House Method B using Atomic Absorption Ag, Cd, Mg, Pb, Zn, Te Spectrometry (Flame technique) LAB.CHEM.AASPAR.010

Elemental analysis Documented In-House Method B using Atomic Absorption Bi, Sb Spectrometry (Hydride generation technique) LAB.CHEM.AASPAR.010

Carbon, and sulphur content Documented In-House Method B using combustion techniques LAB.CHEM.C/S744.020

Nitrogen content Documented In-House Method B using inert gas fusion techniques LAB.CHEM.N/O.020

Oxygen content Documented In-House Method B using inert gas fusion techniques LAB.CHEM.N/O.020

Hydrogen content Documented In-House Method B using hot extraction techniques LAB.CHEM.H Analysis.010

METALS, ALLOYS and Corrosion Tests METAL PRODUCTS

Susceptibility to Intergranular ASTM A262-15 Practice E A corrosion BS EN ISO 3651-2:1998

Assessment Manager: AF1 Page 2 of 5

Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Sta ine s -u po n - Thames, TW18 3HR, UK

Speciality Steel UK Ltd

4337 Issue No: 019 Issue date: 23 June 2021 Accredited to ISO/IEC 17025:2017

Testing performed by the Organisation at the locations specified

Materials/Products tested Type of test/Properties Standard specifications/ Location measured/Range of Equipment/Techniques used Code measurement

METALS, ALLOYS and Mechanical Tests METAL PRODUCTS

Hardness:

Brinell (HBW 10/3000) BS EN ISO 6506-1:2014 A ASTM E10-18 RRMS 30038 Issue 1

Brinell (HBW 10/3000 & 5/750) BS EN ISO 6506-1:2014 B ASTM E10-18

Rockwell (Scale C) BS EN ISO 6508-1:2016 A ASTM E18-18a RRMS 30038 Issue 1

Rockwell (Scale B & C) BS EN ISO 6508-1:2016 B ASTM E18-18a

Vickers (HV10 & 30) BS EN ISO 6507-1:2018 A RRMS 30038 Issue 1

Vickers (HV10 & 30) BS EN ISO 6507-1:2018 B

Vickers Micro-hardness ASTM E384-17 A (HV0.5)

Knoop Micro-hardness ASTM E384-17 A (HK0.2)

Hardenability BS EN ISO 642:1999(2007) A ASTM A255-18

Impact:

Charpy (U- and V-notch) BS EN ISO 148-1:2016 A & B (Temperatures from -196°C to ASTM A370-18 ambient temperature) ASTM E23- 18

Izod BS 131:Part 1:1961 (2015) A & B

Lateral expansion, percent BS 131:Part 5:1965 (2015) shear fracture and crystallinity BS 131:Part 6:1998 (2015) A & B ASTM E23-18 Fatigue

High Cycle, Force Controlled ASTM E466-15 A Fatigue (Ambient temperature)

Assessment Manager: AF1 Page 3 of 5

Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Sta ine s -u po n - Thames, TW18 3HR, UK

Speciality Steel UK Ltd

4337 Issue No: 019 Issue date: 23 June 2021 Accredited to ISO/IEC 17025:2017

Testing performed by the Organisation at the locations specified

Materials/Products tested Type of test/Properties Standard specifications/ Location measured/Range of Equipment/Techniques used Code measurement

METALS, ALLOYS and Mechanical Tests (Cont’d) METAL PRODUCTS

Tensile BS EN ISO 6892-1:2016 A (Ambient temperature) ASTM A370-18 (Forces from 2.5 kN to 1000 ASTM E8/E8M-16a kN) BS 4A 4: Pt1 Sect 1 1966 BS EN 2002-1:2005 RRMS 30020 Rev B

Tensile BS EN ISO 6892-1:2016 B (Ambient temperature) ASTM A370-18 (Forces from 0.5 kN to 600 ASTM E8/E8M-16a kN) BS 4A 4: Pt1 Sect 1 1966 BS EN 2002-1:2005

METALS, ALLOYS and Metallurgical Tests METAL PRODUCTS Decarburisation BS EN ISO 3887:2003 A & B ASTM E1077-14

Inclusion content ASTM E45- 18a (Methods A C D & A E) RRMS 30015 Rev C ISO 4967:2013 3rd Edition DIN 50 602 1985 (Withdrawn)

Inclusion content ASTM E45- 18a (Methods A C D & B E) ISO 4967:2013 3rd Edition DIN 50 602 1985 (Withdrawn)

Determination of carbide SEP 1520 3RD Edition: 1998 A & B structures (Comparison Method)

Grain size ASTM E112- 13 (Comparison A & B Method) BS EN ISO 643:2012

Macro etch for grain flow/size ASTM E381-17 A and segregation ASTM A604/A604M-07(2017)

Phase Volume Fraction by AMS 2315 Issue G A point count ASTM E562-11

Assessment Manager: AF1 Page 4 of 5

Schedule of Accreditation issued by United Kingdom Accreditation Service 2 Pine Trees, Chertsey Lane, Sta ine s -u po n - Thames, TW18 3HR, UK

Speciality Steel UK Ltd

4337 Issue No: 019 Issue date: 23 June 2021 Accredited to ISO/IEC 17025:2017

Testing performed by the Organisation at the locations specified

Materials/Products tested Type of test/Properties Standard specifications/ Location measured/Range of Equipment/Techniques used Code measurement

BARSTOCK Non Destructive Tests

Magnetic particle inspection ASTM E1444/E1444M-16e1 A using fluorescent wet continuous method, restricted to current flow (circular magnetising) method

END

Assessment Manager: AF1 Page 5 of 5