Certifications
Global and Material Certifications

Certified Globally
Every market we serve helps us develop innovative products and solutions for you, our customers.
Explore Greene Tweed’s comprehensive global list of facility and materials certifications below.
Facilities Certifications
Americas
Houston, TX, USA – AS9100 Rev D
Houston, TX, USA – ISO 9001:2015
Kulpsville, PA, USA – AS9100 Rev D
Kulpsville, PA, USA – ISO 9001:2015
Kulpsville, PA, USA – ISO/IEC 17025:2017
Kulpsville, PA, USA – NADCAP (Elastomer Seals)
Kulpsville, PA, USA – NADCAP (Non Metallic Materials Testing)
Selma, TX, USA – ISO 9001:2015
Asia
Japan – ISO 9001:2015
Korea – ISO 9001:2015
Korea – ISO 27001:2013
Singapore – ISO 9001:2015
Taiwan – ISO 9001:2015
Europe
Materials Certifications
ISO 23936 Certification – RGD (Chemraz® 678)
ISO 23936 Certification – RGD (FKM 944)
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ISO 23936 Certification – RGD (FKM 938)
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ISO 23936 Certification – RGD (Chemraz® 526)
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ISO 23936 Certification – Fluid Aging (FKM 938)
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ISO 23936 Certification – Fluid Aging (Chemraz® 678)
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ISO 23936 Certification – Fluid Aging (Chemraz® 600)
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ISO 23936 Certification – Fluid Aging (Chemraz® 562)
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ISO 23936 Certification – Fluid Aging (Chemraz® 526)
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ISO 23936 Certification – Fluid Aging (Chemraz® 510)
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MERL Test Certificate: Rapid Gas Depressurization Resistance (FKM 938)
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Cetim Test Certificate: Resistance Of Elastomer Material To Explosive Decompression (FKM 938)
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Federal Institute for Materials Research and Testing (BAM) – Gaseous Oxygen Service (FKM 938)
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Cetim Test Certificate: Resistance Of Elastomer Material To Explosive Decompression (Chemraz® 526)
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GT Responsible Minerals Policy
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Avalon® 87WS FDA Statement of Compliance
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Avalon® 37 FDA Statement of Compliance
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Avalon® 01 FDA Statement of Compliance
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Avalon® 56 FDA Statement of Compliance
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Arlon® 1000 FDA Statement of Compliance
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Chemraz® SD517 FDA Statement of Compliance
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Chemraz® SD585 FDA Statement of Compliance
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Chemraz® SD625 FDA Statement of Compliance
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Fluoraz® SD890 FDA Statement of Compliance
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Annex B, ISO 23936-1, 2009 Edition & NORSOK M-710, Rev.3 – Fluid Aging (Arlon® 3000 XT)
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NORSOK M-710 Rev.3 – Fluid Aging (Avalon 87)
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Annex B, ISO 23936-1, 2009 Edition & NORSOK M-710, Rev.3 – Fluid Aging (Arlon® 1000V)
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Annex B, ISO 23936-1, 2009 Edition & NORSOK M-710, Rev.3 – Fluid Aging (Arlon® 1050)
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Annex B, ISO 23936-1, 2009 Edition & NORSOK M-710, Rev.3 – Fluid Aging (Avalon 89)
API 6A Certificate Arlon 1000
API 6A Certificate Arlon 1260
API 6A Certificate Arlon 1330
API 6A Certificate Arlon 1555
API 6A Certificate Avalon 09
API 6A Certificate Avalon 69
API 6A Certificate Avalon 87
API 6A Certificate Avalon 89
API 6A Certificate Chemraz 526
API 6A Certificate Chemraz 600
API 6A Certificate Chemraz 678
API 6A Certificate Fusion 665
API 6A Certificate Fusion 927
API 6A Certificate Fusion 938
API 6A Certificate GTS-2309E (PTFE 317)
API 6A Certificate HNBR 209