Welcome to Diagram3D
Diagram3D designs and produces kits for scale model railway vehicles. The kits are produced using innovative techniques and modern technology. The kits are laser cut in card, MDF or wood and can be assembled without soldering. The assembly instructions can be freely downloaded from this website. We don't mind sharing historical information. There is a download section for interesting prototype information which has been collected from various sources. Our products include historical notes and pertinent details.Making models of historical railway vehicles can be frustrating. The prototypes often had complicated panels and details. Reliable historical information can be difficult to find. Producing a set of vehicles from scratch can be a daunting prospect. Our intention is to reduce this frustration and save your valuable modelling time. Each of our kits will assemble into an accurate body shell which can then be used to produce a detailed model.
The results can be impressive. Visit our gallery for images of completed models and details of construction. Save your time by using our products.
Covid-19/Coronavirus Information:
Our model kits are easy to assemble without specialist skills.
Nevertheless our kits can give outstanding results while saving valuable time. They save your time and effort, enhancing your skills and abilities. The YouTube video shows a a kit being assembled.
Assembly instructions for our products can be downloaded from the product page.
All our products contain clear instructions which are available for download (in PDF format) from this website.
Read the instructions before buying and there will be no hidden surprises when you order. The instructions include illustrations like the one shown above .
We aim to make the assembly process as pain free and efficient as possible.
Historic information is included. For example, livery details and numbers are included. Hints and timing of the stages is included as an aid to help plan the project.
Click on this link to view an example of the instructions for our kits : PDF instructions for 4mm kit GN04-D303
Click here GN04-D303 to be taken to the product description for this kit.
** Updated Model** This 7mm model of an early LNWR third class carriage is based on a grounded vehicle which was examined by the LNWR society. This vehicle is typical of carriages which were in use by a many pre-grouping companies in the early years of railway development.LNW701 LNWR 4 Compartment 3rd.jpg)
** Updated Model** This 7mm model of an early LNWR tri-composite carriage is based on a vehicle which was acquired by the Mawddwy Railway from the LNWR. The vehicle was photographed around 1900 when passenger services were withdrawn. The photographic evidence gives an excellent idea of the construction of this vehicle.LNW702 Tri-composite carriage.jpg)
This 4mm scale bodyline model of an early LNWR tri-composite carriage is based on a vehicle which was acquired by the Mawddwy Railway from the LNWR. The vehicle was photographed around 1900 when passenger services were withdrawn. The photographic evidence gives an excellent idea of the construction of this vehicle.LNW402 Tri-composite carriage.jpg)
This model is based on the original GWR siphon which was produced in the late 1880's. These were fairly long lived and survived into the early 1900's.
The model consists of an MDF frame with card overlays. The kit brings to life an attractive and unusual vehicle.
Two versions of the van can be represented.
Click on this link:GWR Four Wheeled Siphon O1
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The GNR produced a small number of six wheeled parcels fruit and milk vans to diagram 331. Some of these vehicles survived to be renumbered as LNER vehicles. The vans featured a clerestory roof. This model is an unusual and interesting addition to a layout. GN04-D331 Parcel Fruit & Milk Van
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These metal "OO" disc wheels are approximately a scale 3ft 5in in diameter, excluding the flanges. The wheels are suitable for use with our coach kits. The inserts give an effective represenation of a Mansell pattern wooden centered wheel. D3D-01 conatins Three axles and six Mansell pattern inserts. This is sufficient for one six wheeled vehicle. click here D3D-01 3 axles Mansell WheelsD3D-02 conatins Four axles and eight Mansell pattern inserts. This is sufficient for an eight wheeled vehicle. click here D3D-02 4 axles Mansell Wheels
The North Eastern Railway produced 32ft six wheeled carriages in large numbers to a standard design until the late 1890's. These carriages were intended to replace older designs. Our models of these carriages now include a Guards Van with two 3d class compartments (diagram 20) Click here NE04-D020 Van thrid
The models feature a detachable roof and are based on original drawings and reference material.
Another model available now is the Guards Van (full brake),diagram 20, NE04-D021 Van
