{"product_id":"silver-solder-ag40","title":"Lawton AG40% Silver Solder Brazing Rods — 500mm","description":"\u003ch2\u003eAG40% Silver Solder Brazing Rods\u003c\/h2\u003e\u003cp\u003e40% silver content brazing rods from Lawton Tubes, supplied in 500mm lengths. A premium brazing alloy delivering outstanding flow, strength, and ductility. Ideal for critical HVAC, refrigeration, and industrial joints where maximum performance and reliability are required.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e40% silver content — premium high-strength brazing alloy\u003c\/li\u003e\n\u003cli\u003e500mm rod length — standard trade length\u003c\/li\u003e\n\u003cli\u003eSuperior flow and wetting on copper, brass, and steel\u003c\/li\u003e\n\u003cli\u003eProduces exceptionally strong, leak-free joints for high-pressure refrigeration systems\u003c\/li\u003e\n\u003cli\u003eSuitable for tight clearance joints and complex assemblies\u003c\/li\u003e\n\u003cli\u003ePreferred for critical applications requiring maximum joint integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow to Braze Copper Fittings\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003eCut tube square using a pipe cutter or fine hacksaw (32 TPI). Remove burr with file or scraper.\u003c\/li\u003e\n\u003cli\u003eClean outside of copper tube thoroughly with sand cloth or sandpaper to the depth of the fitting. Leave no dark spots.\u003c\/li\u003e\n\u003cli\u003eClean inside of fitting carefully to tube stop with a wire brush. Sand cloth or sandpaper may also be used.\u003c\/li\u003e\n\u003cli\u003eApply heat uniformly around the fitting with a torch. When the brazing rod melts on contact with the heated fitting, the correct brazing temperature has been reached. Remove flame and feed rod to the joint at one or two points until a ring of brazing alloy appears at the end of the fitting.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Always work in a well-ventilated area and follow appropriate safety precautions when brazing.\u003c\/p\u003e","brand":"Lawton Tubes","offers":[{"title":"1.5mm \/ 1 KG \/ Plain","offer_id":57251701293433,"sku":"SOL-S1.5AG40-KG","price":1427.99,"currency_code":"GBP","in_stock":true},{"title":"1.5mm \/ Pack of 5 Rods \/ Plain","offer_id":57251701326201,"sku":"SOL-S1.5AG40-PACK","price":60.99,"currency_code":"GBP","in_stock":true},{"title":"1.5mm \/ Pack of 5 Rods \/ Flux Coated","offer_id":57251701358969,"sku":"SOL-S1.5AG40FC-PACK","price":59.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0158\/3481\/files\/Silver-Solder-Pack-of-5-sticks-Ryan-Air-Conditioning-Spares-68944896131447.jpg?v=1775888491","url":"https:\/\/www.airconspares.com\/products\/silver-solder-ag40","provider":"Airconspares.com","version":"1.0","type":"link"}