Inspection and Testing

Quality Control

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Where We Operate

Fasteners

Quality Assurance

In house testing facilities meet the demands of high pressure markets

LoneStar operate a fully controlled quality system ensuring the traceability of our components, from initial supply source, into our extensive stockholding facilities and right through to customer despatch.

A full range of destructive and non-destructive testing can be undertaken in the Group's own laboratories to guarantee the products we supply conform to the relevant standards. Also, to ensure full product traceability, LoneStar manufacturing facilities can support constant improvement programmes and issue rectification.

Group inspection facilities include:

Calipers
Shadowgraphs
Full Calibration
Thread Mics
Verniers
Ring Gauges
ISIR's

PPAP Level 3 Control Plan
FMEA's
SPC
Surface Finish Testing
P.M.I. Testing
In-situ Faro arm gauges

Destructive testing:	Non-destructive testing:
Tensile Stress Rupture Impact Decarburisation Hardness Proof Load P.M.I. Micro Structure	Radiography Ultrasonic Magnetic particle Liquid penetrant Chemical analysis by computer-controlled, direct-reading emission spectrometer Mechanical testing for tensile properties at ambient and elevated temperatures Bend and hardness testing Charpy testing at ambient, elevated and sub-zero temperatures

Group approvals to client-specific criteria include AKER, Alstom, AMEC, Cameron, FMC, GE, Schlumberger and Siemens.