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Ductile Iron Pattress Plates

Traditional shape with optimised weight
Designed to provide low bearing stress on structures
Pattress plates to suit bar diameters from 16 to 39 mm
Standard 8° rotation pattress plates
Self aligning pattress plates for up to 30° misalignment
Available as cast, primed, galvanised or N1 Network Rail paint system

Fabricated Pattress Plates

Stainless UK manufacture stainless steel pattress plates to order. These can be produced in either Grade 304 or Grade 316 stainless steel and in a range of specifications to meet customers’ individual requirements
Stainless steel pattress plates can be made to allow either up to 8° of misalignment or up to 30° of misalignment
Stainless UK can also supply a full range of Grip-Bar® stainless steel tie bars and fixings

Technical Data

Ductile Iron Standard 8° Pattress Plates

Maximum misalignment ± 8°
Material ductile iron (SG)
Design stress ratio: stress in substrate/stress in bar - 1/240

Ductile Iron Self-aligning 30° Pattress Plates

Maximum misalignment ± 30°
Material ductile iron (SG)
Design stress ratio: stress in substrate/stress in bar - 1/240

Benefits

Comprehensive range to suit all applications
Optimised shape-high strength with low weight
Aesthetically superior to fabricated plates
Ductile (SG) iron, withstands high loads, corrosion properties superior to mild steel
Ductile Iron (SG) (Spheroidal Graphite to ISO 1083 / JS / 450-10 / S)

Applications

Buildings

Bridges and viaducts
Bridge abutments
Wing walls
Retaining walls
Culverts and headwalls

Product	°	Nominal Bar Size - mm	Max Design Load - kN	Nominal Dimensions Approx - Base Dia. mm	Nominal Dimensions Approx - Height mm	Weight Approx - Kg
MS16P	30°	16	78	225	50	4.2
MS20P	30°	20	122	280	60	8.0
MS24P	30°	24	176	335	80	12.3
MS30P	30°	30	280	420	90	25.3
MS39P	30°	39	490	545	120	57.0
M16P	8°	16	78	225	50	4.2
M20P	8°	20	122	280	60	8.0
M24P	8°	24	176	335	80	12.3
M30P	8°	30	280	420	90	25.3
M39P	8°	39	490	545	120	57.0

Typical Assembly

Special Plate Designs

Plates can be manufactured to customer specific requirements

Pattress Plates datasheet

(PDF, 2.3 MB)

System Accessories

Pattress Plates can be supplied with a range of accessories, however plates and end connections can be manufactured to meet individual contract requirements.

Grip Bar

Grip Bar® is a unique high bond, high strength stainless steel threaded bar designed for rock anchors, soil nails, masonry fixings and concrete application.