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Product range
We work to National and International Standards, including BS, DIN, NFE, ANSI, SIS or to your own specifications, and produce a wide range of fasteners, including:

External Drive ÃØÃÜÑо¿Ëù
A wide range of headed bolts can be manufactured, including Hexagon Heads, Square Heads, Round Heads, Hexagon Flange Bolts, 12-Points (Bi-Hexagon), Foundation Bolts, Tee Heads, etc.

Internal Drive ÃØÃÜÑо¿Ëù
We produce socket products, including Socket Head Capscrews, Low Head Capscrews, Socket Countersunk Screws and Socket Setscrews, and have developed a unique system of socket production, which eliminates internal ‘flash’, thus ensuring correct key engagement.

We also produce bolts and screws with slotted drive, cross recessed drive (Phillips), Hexalobular drive, and with security pin.
Size Range
(diameters)
1 mm - 200 mm
.040'' - 8''

(lengths)
3 mm - 6100 mm
1/8'' - 20 ft
Studs and Studbolts
Our range includes fully threaded studbolts, double-ended (engineers’) studs, single-ended studs, waisted or collared studs.

Nuts and Washers
We can manufacture all types of nuts, hexagon full nuts, jam (thin) nuts, all-metal self-locking nuts, nylon insert locknuts, 12-point nuts. Also washers to suit, including flat washers, chamfered washers, spherical washers, spring washers, etc

Special Components
We regularly produce special precision turned parts to customers’ drawings.

Further processing
Plating or coating can be arranged to suit customers’ requirements, including Zinc, Cadmium, Nickel, Hot Dip Galvanising, Phosphating and PTFE Coating.

Testing
A full range of destructive and non-destructive testing can be arranged, including tensile, stress, rupture, impact, hardness, corrosion, proof load, MPI, ultrasonic, and dye penetrant.
Thread forms
Metric coarse
Metric fine
Metric extra fine
UNC/UNF/UNJF/UNS
BSW/BSF/BA
BSP/BSPT/NPT
Trapezoidal/ACME
Inspection and Certification
All critical materials are supplied with certification to BS EN 10204/3.1 as a minimum, and if specified, third party inspection can be arranged with any of the leading agencies, including Lloyds, Det Norske Veritas, Bureau Veritas, TUV, etc.

Packing & Despatch
Finished products can be stamped/etched, packed, labelled and despatched in accordance with customers' specific requirements.

Duplex and Super Duplex:
Duplex stainless grades UNS S31803 (W/S 1.4462), S31254 (W/S 1.4547), S32750 (W/S 1.4410),
S32760 (W/S 1.4501 Grades A, S, FG, FLT).
Exotic Materials:
Hastelloyâ„¢ B2, C22 & C276
Inconelâ„¢ 600, 625, 825 & X750
Incoloyâ„¢ 800, 900, 950
Nimonicâ„¢ 80 & 80A,

Waspaloy, Zirconium, Titanium grades 2 & 5
17-4 PH, Cond H1150 & 900
Monelâ„¢ 400 & K500

Alloy:
Alloy 20
Alloy 200
Alloy 201
Alloy 660A/D - 660B

Standard Stainless Steels:
303, 304, 304L, 310, 316, 316L, 316TI, 321, 347, 410, 416, 420, 431, 904L, A4-50, A4-70, A4-80, A4-100,
ASTM/ASME grades B8 - B8M class 1 & 2 B8T

Non-ferrous metals:
Nickel Aluminium Bronze (all grades)
Silicon Bronze
Phosphor Bronze
Copper
Cupro-Nickel
Brass (all grades)

Carbon Steels:
Strength class 8.8 / 10.9 / 12.9 / 14.9
ASTM/ASME A193 B7 B7M / L7 / L7M / B16 etc

Availability
We hold stocks of many of the above materials, but we can source non-stock grades within 24/48 hours. In addition we
are quite happy to produce components from our customers' own free issue material if required.
raw material
stainless grade material

Source: https://www.lectoe.co.uk/