Sector guides

Sourcing weld-cladding strip from China

Bare stainless steel weld-cladding strip electrodes within heading 7220 carry 0% UK duty across the supplied lines, with no listed trade remedies. Classify by strip dimensions, nickel content and processing condition; employers must control welding-fume health risks. Cambridge China Bridge sources stainless steel weld-cladding strip electrodes.

Written by Bono Xu, Founder, Cambridge China Bridge · 4 min read · Updated 2026-10-28

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Duty on bare stainless cladding strip

Read from the UK Trade Tariff on 1 October 2026, heading 7220 covers flat-rolled stainless steel less than 600 mm wide. The supplied lines show 0% duty for goods from China, no anti-dumping or countervailing duty, no suspensions, no steel measure and no attached import controls. This guide concerns bare strip electrodes; ask your broker to review coated or flux-cored products separately.

For cold-rolled strip, thickness and nickel content determine the subheading, with further splits by consignment country. The table presents candidate lines, rather than interchangeable cladding materials. Confirm the commodity code against the composition, dimensions, processing history and shipment route. A commodity code is required for the customs declaration. See stainless steel strip for the wider heading.

When planning future orders, ask HMRC or your customs broker to confirm whether these lines fall within the iron and steel scope of the UK carbon border adjustment mechanism and when any obligations apply. Ask the mill for emissions information. Import VAT is normally 20%; see UK import duty and VAT for the calculation method.

UK duty on these lines for goods of Chinese origin (one code per row), read from the UK Trade Tariff on 1 October 2026.
GoodsCommodity codeDutyAnti-dumping or countervailing duty on China
Bare cold-rolled strip, thickness over 0.35 mm and under 3 mm, nickel ≥2.5%7220 20 41 900%None
Bare cold-rolled strip, thickness over 0.35 mm and under 3 mm, nickel <2.5%7220 20 49 900%None
Bare cold-rolled strip, thickness up to 0.35 mm, nickel ≥2.5%7220 20 81 900%None
Bare cold-rolled strip, thickness up to 0.35 mm, nickel <2.5%7220 20 89 900%None

Specify the strip and flux as a cladding combination

State whether the strip is for submerged-arc or electroslag cladding. Specify the strip chemistry, intended deposited-metal chemistry, substrate, matching flux and acceptance tests. Ask the supplier to identify the actual mill and heat. Ordinary stainless strip sold by a general sheet grade should not replace an approved welding consumable without a cladding trial.

Agree thickness, width, camber, edge burr limits, surface cleanliness, coil bore, winding direction and permitted coil joints against your feeder and written specification. Request heat-linked chemistry results and coil identification. Trial the proposed strip with the intended flux and substrate, then check deposit chemistry, cracking, porosity and slag removal before accepting production stock.

Ask for handling, storage and welding-fume safety information for the actual strip and flux combination. Employers must protect workers by controlling health risks from welding fume. Include the cladding trial when planning those controls.

Worked duty example

Illustrative example, not a quote: Slit coils for a fabricator's trial stock, illustrative only under 7220 20 41 90, invoiced at £4,000 free on board, with £1,800 of freight and insurance to the UK. The customs value is £5,800. Duty at 0% is £0. Import VAT at 20% is charged on the customs value plus duty, £5,800, so it is £1,160. With no duty, the only import tax is the VAT, which a VAT-registered importer can usually reclaim. The import duty and VAT guide explains each step.

Inspection checklist

Identity: match coil labels, heat numbers and chemistry reports to the approved consumable; keep different heats separate.

Geometry: measure thickness and width along sampled strip lengths; check camber, burrs and coil fit against the agreed feeder specification.

Condition: inspect for oil, moisture, corrosion, edge damage, loose winding and damaged protective packing before loading the feeder.

Cladding trial: use the intended flux and substrate; compare deposit chemistry, bead consistency, cracking, porosity and slag release with the agreed acceptance criteria. Arrange independent testing where needed.

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What goes wrong

A supplier substitutes general stainless strip for the approved consumable, or changes the heat without preserving traceability. The strip may feed correctly yet produce an unsuitable deposit with the chosen flux and substrate dilution. Accept the cladding combination on trial results rather than a matching commercial grade name alone.

Slitting burrs, camber and uneven winding interrupt feeding. Oil or damp packing introduces contamination, while mixed coil labels make failed deposits difficult to trace. Quarantine suspect coils on arrival and retain labelled samples alongside the inspection record.

Cambridge China Bridge sources these products for UK businesses, checking the factory and the documents before shipment. See factory verification. For repeat volumes, see container programmes.

Frequently asked questions

What is the UK import duty on stainless cladding strip electrodes from China?

The supplied heading 7220 lines carry 0% duty, with no listed anti-dumping or countervailing duty, steel measure, suspension or import control. Confirm that the actual bare strip fits the selected line.

Can ordinary stainless strip replace a cladding strip electrode?

Do not accept substitution on a general grade name alone. Compare heat chemistry and trial the strip with your intended flux and substrate against the required deposited-metal properties.

What should I specify for cladding electrode coils?

Specify chemistry, thickness, width, camber, edge condition, cleanliness, coil bore, winding direction, permitted joints and heat traceability, together with the intended process and matching flux.

What should I check when the coils arrive?

Match labels to heat reports, measure strip geometry, inspect packing and surfaces, and run the agreed cladding trial. Employers must control welding-fume health risks during trials and production.

Sources

  1. UK Trade Tariff — commodity codes and duty
  2. Trade Tariff: look up commodity codes, duty and VAT rates
  3. Welding fume: protect your workers

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