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Quality process

Six checkpoints between the mill and your site.

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01

Certified raw material

Bar stock from approved, audited mills, each lot with an EN 10204 3.1 certificate.

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02

Incoming verification

Positive material identification and ultrasonic testing in-house, and independent verification of every lot at an NABL-accredited or ISO/IEC 17025 laboratory.

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03

Precision machining

Critical dimensions held within 10 microns, verified with profile projectors and thread, bore and taper gauges.

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04

Controlled hardening

Heat treatment to FSPL’s own process specifications, with hardness checked on every lot and intergranular corrosion tested to ASTM A262.

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05

Final testing

Valves 100% factory tested. Fittings and valves tested on our high-pressure test rig to ASTM F1387, ISO 19879, MSS SP-99 and API 598.

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06

Traceability and despatch

Every part traceable from despatch back to its mill heat number, with documentation supplied with the order.

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