Our quality assurance system is certified in accordance with the ISO 9001:2000 standards. An independent quality assurance department is responsible for all working procedures required to ensure that all manufacturing processes are carried out in accordance with international technical delivery conditions like ASTM/ASME, EN, API and with the customer specifications.

Furthermore Sosta has been certified in accordance with the ISO 18001:2007 to secure the occupational health and safety of our employees and to eliminate and minimize the risks associated with their activities.

Sosta has several third party approvals for their manufacturing process as well as customer approvals.

Third party approvals:

• American Bureau of Shipping
• Bureau Veritas
• Det Norske Veritas
• Germanischer Lloyd
• Lloyd's Register
• PED

Selection of customer approvals:

• Enagas
• Engineers India Limited
• Gasco
• Kuwait National Petroleum Company
• Petroleum Development Oman
• Sabic
• Saudi Aramco
• Shell International
• Kuwait Oil Company

Destructive & non-destructive testing

In assuring the quality of our products, our own in-house testing facilities play an important role. Our laboratory is well equipped to perform a wide variety of both destructive and non-destructive quality tests.

Destructive testing includes:

• tensile tests (including hot tensile testing)
• impact tests (up to -196 degrees Celsius)
• bend tests
• hardness tests
• intercrystalline corrosion test in accordance with ASTM A262 practice E
• pitting corrosion test in accordance with ASTM G48A
• metallurgical tests (metal analysis, macro & micro examination)

Non-destructive testing includes:

• eddy current testing
• ultrasonic testing
• hydro testing
• x-ray testing (radiographic & radioscopic)
• positive material indentification testing

For the purposes of non-destructive testing we have at our disposal state-of-the-art equipment for ultrasonic and radiographic examination, eddy current testing and hydrostatic testing.