Overview

TR Special Manufacture

TR Fastenings is a multi-national manufacturer and distributor of industrial threaded fastenings with offices and factories around the globe. Our Asian manufacturing network consists of six factories in China, Malaysia, Singapore and Taiwan which have combined annual output of over six billion components.
 

HEADS
FlatOval
Round Washer HeadFillister
Hex Washer FaceRound
PanTruss
HexSlotted Ind Hex Washer Face
 
DRIVES
SquareTri-Wing®
Quadrex®Slotted
PhillipsSlotted Phillips
PozidrivPozi Slotted
Torx®Torx® Slotted
Torx® Tamper ResisitantPhillips Ind. Hex Washer Face
 
SERRATIONS
ClockwiseHalf Moon Nibs
Counter ClockwiseStraight Line
 
THREADS
ABA
BC
D (1)F
T (23)BT (25)
17U
High Low ThreadCoarse Thread
Machine ScrewPlastic Thread
Rolok®Special Radius Point
Tri-Lobe Threads S PointTri-Lobe Threads P Point
Tri-Lobe Threads CA Point  


Other special heads and threads are available on request

 

MATERIALS
Steel
Carbon steel
A2 & A4 Stainless steel
Brass
Aluminium
 
SIZES
Screws – up to M10
Parts – up to 9mm diameter
Self-Clinch products – M2 to M6
Lengths – From 3/16” (4.5mm) to 4” (100mm)
Diameter - From Number 3” (2.5mm) to 3/8” (10mm)
 
FINISHES
All standard and non-standard finishes available
 
OTHER PRODUCTS
SEMS screws (screw/washer assemblies)
Shoulder bolts
Double end studs
CNC secondary operations
Other head and thread styles available on request
 
MANUFACTURING EQUIPMENT
Cold headers
Thread rollers
Nut tappers
Multi-die nut formers
Multi-die cold formers
Washer assembly machines
3 and 4 die bolt formers
 
QUALITY & INSPECTION
Optical sorting machines
Trilobular Thread Micrometer
Tri-roll pitch diameter checker
Ductility testing equipment
Torsional strength testers
Drive testing equipment
Torsional strength testers
Drive torque and hydrogen embrittlement test plates
Optical comparator
Vickers Hardness tester
X-ray plating thickness test equipment
 
TR STANDARD STOCK - PARTS PER MILLION (PPM) RATES
TR Fastenings - Parts Per Million (PPM) – existing levels to ISO 16426
Self clinch nuts - Fully optical sorted at 5ppm
Self clinch studs & standoffs - 5ppm – length, head diameter & debris
 
CERTIFICATION
QS9000, ISO9001/TS16949
TAF laboratory accredited (ISO/IEC10725:2005)
Batch traceability as standard
Statistical Process Control documentation and PPAP level 3 available on request