{"product_id":"beryllium-copper-sheet-plate-becu-foil-200x200mm","title":"Thick 0.1-1.2 mm Beryllium Copper Sheet Plate BeCu Foil Panel Strip 200x200 mm","description":"\u003cdiv class=\"hdiy-desc\"\u003e\n\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eBeryllium Copper Sheet 0.1–1.2mm — Precision BeCu Foil Plate for Springs, Contacts \u0026amp; Shielding\u003c\/h2\u003e\n\u003cp\u003eWhen your project demands a metal that combines the conductivity of copper with the spring-back strength of steel, standard sheet stock simply falls short. Engineers, electronics hobbyists, and precision fabricators working on spring contacts, RF shielding, and flex connectors need a material that holds its shape under repeated stress — that's exactly where beryllium copper sheet delivers.\u003c\/p\u003e\n\u003cp\u003eThis beryllium copper (BeCu \/ C17200 alloy) flat sheet is supplied in a 200 x 200 mm (approx. 7.87 x 7.87 in) panel format, with thickness options ranging from 0.1 mm to 1.2 mm (0.004 in to 0.047 in). The sheet features a smooth, mill-finished surface with tight dimensional tolerances suitable for precision cutting, stamping, and forming operations.\u003c\/p\u003e\n\u003cp\u003eTypical applications include DIY spring contact fabrication for battery holders and PCB connectors, electromagnetic interference (EMI) shielding panels for enclosures, custom flex strips for robotics and automation projects, and precision shim stock for mechanical assemblies requiring non-sparking, non-magnetic properties.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003e⚙️\u003c\/span\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Suitable for CNC laser cutting, waterjet, shearing, and hand-tool fabrication. Compatible with standard copper soldering and brazing processes. Not recommended for welding without specialist equipment.\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-features\"\u003e\n\u003ch2\u003e✅ Key Features of These Beryllium Copper Sheet Plates\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-list\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔩\u003c\/span\u003e\n\u003cstrong\u003eHigh Spring-Back Strength\u003c\/strong\u003e\n\u003cp\u003eBeCu alloy retains its shape after repeated flexing — ideal for spring contacts, clips, and snap-fit components that must cycle thousands of times without fatigue failure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚡\u003c\/span\u003e\n\u003cstrong\u003eExcellent Electrical Conductivity\u003c\/strong\u003e\n\u003cp\u003eBeryllium copper offers conductivity typically 15–30% IACS, making it a reliable choice for electrical contacts, bus bars, and connector strips where low resistance matters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\n\u003cstrong\u003eCorrosion \u0026amp; Oxidation Resistance\u003c\/strong\u003e\n\u003cp\u003eThe copper-rich alloy naturally resists oxidation and atmospheric corrosion, maintaining surface integrity in humid environments and extending service life in exposed assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\n\u003cstrong\u003ePrecision Thickness Range 0.1–1.2 mm\u003c\/strong\u003e\n\u003cp\u003eEleven thickness options from ultra-thin 0.1 mm foil to a robust 1.2 mm plate give you the exact gauge for your application — from delicate flex circuits to structural shim stock.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e✂️\u003c\/span\u003e\n\u003cstrong\u003eReady-to-Use 200 x 200 mm Panel\u003c\/strong\u003e\n\u003cp\u003eEach sheet arrives as a flat 200 x 200 mm (7.87 x 7.87 in) panel, ready for immediate cutting, stamping, or forming without additional preparation steps.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔥\u003c\/span\u003e\n\u003cstrong\u003eNon-Sparking \u0026amp; Non-Magnetic\u003c\/strong\u003e\n\u003cp\u003eBeCu is inherently non-sparking and non-magnetic, making it a safe choice for use near flammable materials and in applications where magnetic interference must be avoided.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-table-wrap\"\u003e\n\u003ch2\u003e📐 Technical Specifications — Beryllium Copper Sheet Plate\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eBeryllium Copper (BeCu, C17200 alloy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSheet Dimensions\u003c\/th\u003e\n\u003ctd\u003e200 x 200 mm (7.87 x 7.87 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThickness Range\u003c\/th\u003e\n\u003ctd\u003e0.1 mm – 1.2 mm (0.004 in – 0.047 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailable Thicknesses\u003c\/th\u003e\n\u003ctd\u003e0.1 \/ 0.15 \/ 0.2 \/ 0.25 \/ 0.3 \/ 0.4 \/ 0.5 \/ 0.6 \/ 0.8 \/ 1.0 \/ 1.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSurface Finish\u003c\/th\u003e\n\u003ctd\u003eMill finish, smooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical Conductivity\u003c\/th\u003e\n\u003ctd\u003eTypically 15–30% IACS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTensile Strength (aged)\u003c\/th\u003e\n\u003ctd\u003eTypically 1,100–1,400 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHardness\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemper\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eItem Type\u003c\/th\u003e\n\u003ctd\u003eFlat Sheet \/ Foil \/ Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich thickness should I choose for spring contacts or battery terminals?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eFor light-duty spring contacts and battery terminals, 0.1–0.2 mm is typically sufficient, providing the flex and conductivity needed without excessive force. For heavier-duty clips or terminals that must handle higher current or repeated mechanical stress, 0.3–0.5 mm offers a better balance of spring-back and durability.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs beryllium copper strong enough to use as a structural shim or spacer?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eYes. Aged (precipitation-hardened) BeCu has tensile strength typically in the range of 1,100–1,400 MPa, which is comparable to many tool steels. The 0.8–1.2 mm thickness options are well-suited for precision shim stock, spacers, and load-bearing flex components in mechanical assemblies.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes beryllium copper resist corrosion in humid or outdoor environments?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eBeCu has good resistance to atmospheric corrosion and oxidation due to its copper-rich composition. It performs reliably in humid indoor environments and moderate outdoor exposure. For highly corrosive environments (salt spray, chemical exposure), consider applying a protective coating or plating for extended service life.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I solder or braze this sheet?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eYes. Beryllium copper can be soldered using standard copper-compatible fluxes and solders, and it can be brazed with silver-based brazing alloys. Welding is possible but requires specialist equipment and precautions due to the beryllium content — always follow appropriate safety guidelines when machining or heating BeCu.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs this sheet compatible with CNC laser cutting or waterjet cutting?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eYes, the 200 x 200 mm panel can be processed by CNC laser cutters, waterjet systems, and mechanical shearing. Thinner gauges (0.1–0.3 mm) are also suitable for hand-cutting with sharp metal snips. Always use appropriate dust and fume controls when machining beryllium copper.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose between the different thickness options for EMI shielding?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eFor EMI and RF shielding applications, thinner sheets (0.1–0.3 mm) are commonly used as they provide effective shielding at lower frequencies while remaining lightweight and easy to form into enclosure panels or gaskets. For higher-frequency shielding or structural shield housings, 0.5–1.0 mm provides added rigidity.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the difference between this BeCu sheet and standard copper sheet?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\u003cp\u003eStandard copper sheet (C11000) is very soft and ductile with excellent conductivity but minimal spring-back. Beryllium copper (C17200) is a copper alloy that, after age-hardening, achieves much higher strength and hardness while retaining good conductivity. This makes BeCu the preferred choice wherever both electrical performance and mechanical resilience are required simultaneously.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"hdiy-cta\"\u003e\n🛒 Select your thickness above, then add to cart.\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which thickness should I choose for spring contacts or battery terminals?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"For light-duty spring contacts and battery terminals, 0.1–0.2 mm is typically sufficient. For heavier-duty clips or terminals, 0.3–0.5 mm offers a better balance of spring-back and durability.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is beryllium copper strong enough to use as a structural shim or spacer?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Aged BeCu has tensile strength typically 1,100–1,400 MPa. The 0.8–1.2 mm thickness options are well-suited for precision shim stock and load-bearing flex components.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does beryllium copper resist corrosion in humid or outdoor environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"BeCu has good resistance to atmospheric corrosion and oxidation. It performs reliably in humid indoor environments and moderate outdoor exposure.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I solder or braze this sheet?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Beryllium copper can be soldered using standard copper-compatible fluxes and solders, and brazed with silver-based brazing alloys.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is this sheet compatible with CNC laser cutting or waterjet cutting?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the 200 x 200 mm panel can be processed by CNC laser cutters, waterjet systems, and mechanical shearing. Thinner gauges are also suitable for hand-cutting with sharp metal snips.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose between the different thickness options for EMI shielding?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"For EMI and RF shielding, thinner sheets (0.1–0.3 mm) are commonly used for lightweight enclosure panels or gaskets. For structural shield housings, 0.5–1.0 mm provides added rigidity.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between this BeCu sheet and standard copper sheet?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Standard copper sheet (C11000) is soft and ductile. Beryllium copper (C17200) achieves much higher strength after age-hardening while retaining good conductivity, making it ideal where both electrical performance and mechanical resilience are required.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"HomeDIYer","offers":[{"title":"200 x 200 mm \/ 0.1 mm \/ 1 Pcs","offer_id":52409374048530,"sku":"PENG013832x1","price":6.87,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.15 mm \/ 1 Pcs","offer_id":52409374081298,"sku":"PENG013833x1","price":8.15,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.2 mm \/ 1 Pcs","offer_id":52409374114066,"sku":"PENG013834x1","price":9.51,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.25 mm \/ 1 Pcs","offer_id":52409374146834,"sku":"PENG013835x1","price":11.95,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.3 mm \/ 1 Pcs","offer_id":52409374179602,"sku":"PENG013836x1","price":14.67,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.4 mm \/ 1 Pcs","offer_id":52409374212370,"sku":"PENG013837x1","price":18.07,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.5 mm \/ 1 Pcs","offer_id":52409374245138,"sku":"PENG013838x1","price":22.56,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.6 mm \/ 1 Pcs","offer_id":52409374277906,"sku":"PENG013839x1","price":26.64,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 0.8 mm \/ 1 Pcs","offer_id":52409374310674,"sku":"PENG013840x1","price":37.11,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 1 mm \/ 1 Pcs","offer_id":52409374343442,"sku":"PENG013841x1","price":46.17,"currency_code":"USD","in_stock":true},{"title":"200 x 200 mm \/ 1.2 mm \/ 1 Pcs","offer_id":52409374376210,"sku":"PENG013842x1","price":54.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture6of11_5bf6fd5e-dc3b-4c1e-be7b-efc91a04fbf7.jpg?v=1782356411","url":"https:\/\/homediyer.com\/products\/beryllium-copper-sheet-plate-becu-foil-200x200mm","provider":"HomeDIYer","version":"1.0","type":"link"}