CNC Machining Vietnam guidesGuides for engineers and buyers sourcing CNC machined parts from Vietnam.https://cncmachiningvietnam.com/Writing Thread Callouts That a Machine Shop Cannot Misreadhttps://cncmachiningvietnam.com/blog/thread-callouts-machined-parts/https://cncmachiningvietnam.com/blog/thread-callouts-machined-parts/How to write metric, UNC, UNF and NPT thread callouts on a drawing, which class and depth to state, and how shops in Vietnam gauge and check each thread type.Fri, 30 Oct 2026 00:00:00 GMTSwiss-Type Turning: When a Small Lathe Part Needs a Sliding-Headstock Machinehttps://cncmachiningvietnam.com/blog/swiss-type-turning-vietnam/https://cncmachiningvietnam.com/blog/swiss-type-turning-vietnam/Which turned parts belong on a Swiss-type lathe, which stay on a standard CNC lathe, and how to ask Vietnamese shops about bar size, tolerance and batch size.Thu, 29 Oct 2026 00:00:00 GMTMachined Parts for Semiconductor Equipment: Cleanliness, Tolerance and Vacuum Ruleshttps://cncmachiningvietnam.com/blog/semiconductor-machined-parts-cleanliness/https://cncmachiningvietnam.com/blog/semiconductor-machined-parts-cleanliness/What semiconductor equipment parts demand from a CNC shop: vacuum-grade finish, precision cleaning, particle control, tight tolerances, materials and packing.Wed, 28 Oct 2026 00:00:00 GMTReplacement Parts From Old Drawings or Samples: How Reverse Engineering Works With a Machine Shophttps://cncmachiningvietnam.com/blog/reverse-engineering-machined-parts-from-samples/https://cncmachiningvietnam.com/blog/reverse-engineering-machined-parts-from-samples/How a machine shop rebuilds a part from a worn sample or an old drawing: measuring, material identification, drawing rebuild, first piece check and the limits to know.Tue, 27 Oct 2026 00:00:00 GMTPOM, PEEK and Nylon: Choosing an Engineering Plastic for CNC Machined Partshttps://cncmachiningvietnam.com/blog/plastic-cnc-machining-pom-peek-nylon/https://cncmachiningvietnam.com/blog/plastic-cnc-machining-pom-peek-nylon/How POM, PEEK and nylon compare for CNC machined plastic parts: tolerance, moisture, heat limit, cost and the drawing notes that keep a plastic part on size.Mon, 26 Oct 2026 00:00:00 GMTMill Test Certificates for Bar Stock: Seven Checks Before You Trust the Paperhttps://cncmachiningvietnam.com/blog/mill-test-certificate-bar-stock/https://cncmachiningvietnam.com/blog/mill-test-certificate-bar-stock/What a mill test certificate shows, the difference between EN 10204 types 2.2, 3.1 and 3.2, and seven checks that catch wrong or borrowed certificates on bar stock.Sun, 25 Oct 2026 00:00:00 GMTMedical Device Components Machined in Vietnam: What Rules Apply and What to Ask Forhttps://cncmachiningvietnam.com/blog/medical-device-cnc-machining-vietnam/https://cncmachiningvietnam.com/blog/medical-device-cnc-machining-vietnam/What a buyer should know before sourcing CNC medical device components in Vietnam: materials, traceability, cleanliness, validated processes and supplier controls.Sat, 24 Oct 2026 00:00:00 GMTMaterial Grade Equivalents: Matching ASTM, EN and JIS Names to What a Shop Buyshttps://cncmachiningvietnam.com/blog/material-grade-equivalents-astm-en-jis/https://cncmachiningvietnam.com/blog/material-grade-equivalents-astm-en-jis/A practical table of ASTM, EN and JIS equivalents for steel, stainless, aluminium and brass, plus how to word a drawing so a shop in Vietnam buys the right bar.Fri, 23 Oct 2026 00:00:00 GMTDeburring and Edge Breaks: The Drawing Note That Stops Arguments at Deliveryhttps://cncmachiningvietnam.com/blog/deburring-edge-break-specification/https://cncmachiningvietnam.com/blog/deburring-edge-break-specification/How to specify deburring and edge breaks on a CNC drawing: radius or chamfer size, burr limits, ISO 2768 defaults, cross holes and what each method costs.Thu, 22 Oct 2026 00:00:00 GMTFrom Prototype to Production: What Changes When a CNC Part Goes From 5 to 500 Pieceshttps://cncmachiningvietnam.com/blog/cnc-prototype-to-production/https://cncmachiningvietnam.com/blog/cnc-prototype-to-production/What changes in fixtures, programs, inspection, price and lead time when a CNC prototype moves to a production run, and how to plan the step with a shop in Vietnam.Wed, 21 Oct 2026 00:00:00 GMTCNC Machined Aluminium Enclosures: Wall Thickness, Sealing, Finish and Costhttps://cncmachiningvietnam.com/blog/cnc-machined-aluminium-enclosures/https://cncmachiningvietnam.com/blog/cnc-machined-aluminium-enclosures/How to specify a CNC machined aluminium enclosure: block or extrusion, wall thickness, seal groove, EMI shielding, finish and the choices that set the price.Tue, 20 Oct 2026 00:00:00 GMTReading a CMM Inspection Report: What Each Column Tells You and What to Questionhttps://cncmachiningvietnam.com/blog/cmm-inspection-report-how-to-read/https://cncmachiningvietnam.com/blog/cmm-inspection-report-how-to-read/A line-by-line guide to a CMM inspection report: nominal, tolerance, actual, deviation, position results and the details a buyer should check before accepting parts.Mon, 19 Oct 2026 00:00:00 GMTBrass and Copper for CNC Parts: C360, C110 and When Lead-Free Mattershttps://cncmachiningvietnam.com/blog/brass-copper-cnc-parts-c360-c110/https://cncmachiningvietnam.com/blog/brass-copper-cnc-parts-c360-c110/Compare C360 brass, C110 copper and lead-free alternatives for CNC parts: machinability, conductivity, regulations on lead, plating and drawing notes for Vietnam shops.Sun, 18 Oct 2026 00:00:00 GMTAutomotive Aftermarket CNC Parts: How to Source Billet and Replacement Parts in Vietnamhttps://cncmachiningvietnam.com/blog/automotive-aftermarket-cnc-parts-vietnam/https://cncmachiningvietnam.com/blog/automotive-aftermarket-cnc-parts-vietnam/A buyer guide to automotive and motorcycle aftermarket CNC parts from Vietnam: materials, heat treatment, finishes, safety parts, branding and batch sizes.Sat, 17 Oct 2026 00:00:00 GMTMachined Parts for Automation Equipment: What to Specify and What Shops in Vietnam Handle Wellhttps://cncmachiningvietnam.com/blog/automation-parts-machining-vietnam/https://cncmachiningvietnam.com/blog/automation-parts-machining-vietnam/A buyer guide to CNC machined automation parts such as base plates, brackets, grippers and shafts: materials, flatness and hole tolerances, kitting and repeat orders.Fri, 16 Oct 2026 00:00:00 GMTAnodizing and Plating for Machined Parts: Who Does the Work in Vietnamhttps://cncmachiningvietnam.com/blog/anodizing-machined-parts-vietnam/https://cncmachiningvietnam.com/blog/anodizing-machined-parts-vietnam/How anodizing and plating are arranged for CNC parts made in Vietnam: in-house or outsourced, which specification to cite, masking, colour matching and lead time.Thu, 15 Oct 2026 00:00:00 GMT6061 or 7075 Aluminium: Choosing the Alloy for a Machined Parthttps://cncmachiningvietnam.com/blog/6061-vs-7075-aluminium-machined-parts/https://cncmachiningvietnam.com/blog/6061-vs-7075-aluminium-machined-parts/Compare 6061 and 7075 aluminium for CNC parts: strength, corrosion, anodizing, weldability, raw material cost and availability for orders made in Vietnam.Wed, 14 Oct 2026 00:00:00 GMT5-Axis or 3-Axis: Which One Your Part Needs and How the Quote Moveshttps://cncmachiningvietnam.com/blog/5-axis-vs-3-axis-cnc-machining-quote/https://cncmachiningvietnam.com/blog/5-axis-vs-3-axis-cnc-machining-quote/How 5-axis and 3-axis machining differ on setups, fixtures, hourly rates and tolerance stack, and how to tell which one your part needs before you request a quote.Tue, 13 Oct 2026 00:00:00 GMT1045, 4140 or 4340: Picking a Carbon or Alloy Steel for Machined Partshttps://cncmachiningvietnam.com/blog/4140-4340-1045-steel-machining/https://cncmachiningvietnam.com/blog/4140-4340-1045-steel-machining/How 1045, 4140 and 4340 steel differ in strength, hardenability, machinability and cost, and how to state heat treatment and hardness for parts made in Vietnam.Mon, 12 Oct 2026 00:00:00 GMT303, 304 or 316 Stainless Steel: Which Grade Fits Your Machined Parthttps://cncmachiningvietnam.com/blog/303-vs-304-vs-316-stainless-cnc/https://cncmachiningvietnam.com/blog/303-vs-304-vs-316-stainless-cnc/How 303, 304 and 316 stainless steel differ in machinability, corrosion resistance, weldability and price, and how to specify the grade for CNC parts sourced in Vietnam.Sun, 11 Oct 2026 00:00:00 GMTSurface Finish, Ra, and Coatings: What to Specify and Whyhttps://cncmachiningvietnam.com/blog/surface-finish-for-machined-parts/https://cncmachiningvietnam.com/blog/surface-finish-for-machined-parts/What Ra actually measures, which finish a CNC process gives you for free, and how to specify anodising, plating and powder coat without a dimensional surprise.Fri, 09 Oct 2026 00:00:00 GMTWhich Materials Are Stocked in Vietnam, and Which Are a Special Orderhttps://cncmachiningvietnam.com/blog/cnc-machining-materials-vietnam/https://cncmachiningvietnam.com/blog/cnc-machining-materials-vietnam/What aluminium, steel, stainless, brass and plastic grades machine shops in Vietnam hold as bar stock, which ones are ordered in, and how to write the material line so a quote does not slip.Sat, 03 Oct 2026 00:00:00 GMTChoosing Between Air and Sea for Machined Partshttps://cncmachiningvietnam.com/blog/air-freight-vs-sea-freight-machined-parts/https://cncmachiningvietnam.com/blog/air-freight-vs-sea-freight-machined-parts/Machined parts are dense and often valuable, which changes the air versus sea decision. How to work out which mode is cheaper for your part and your deadline.Mon, 21 Sep 2026 00:00:00 GMTCertificates of Origin for Parts Made in Vietnamhttps://cncmachiningvietnam.com/blog/certificate-of-origin-vietnam/https://cncmachiningvietnam.com/blog/certificate-of-origin-vietnam/EUR.1, CPTPP, Form B and the rest. Which certificate of origin your machined parts need, who issues it in Vietnam and why asking late costs the duty saving.Mon, 21 Sep 2026 00:00:00 GMTAdding a Second Source for Machined Partshttps://cncmachiningvietnam.com/blog/china-plus-one-machined-parts/https://cncmachiningvietnam.com/blog/china-plus-one-machined-parts/How to add a second source for machined parts without breaking the first: which parts to move, how to run both in parallel and what to measure before you split.Mon, 21 Sep 2026 00:00:00 GMTWhat Is Actually Inside a CNC Machining Quotehttps://cncmachiningvietnam.com/blog/cnc-machining-quote-breakdown/https://cncmachiningvietnam.com/blog/cnc-machining-quote-breakdown/A machining quote is setup, material, cycle time, finishing, inspection and packing. Here is how each line is built so you can see what drives your price.Mon, 21 Sep 2026 00:00:00 GMTTolerances: What They Cost and Which Ones to Specifyhttps://cncmachiningvietnam.com/blog/cnc-machining-tolerances-explained/https://cncmachiningvietnam.com/blog/cnc-machining-tolerances-explained/What a tolerance costs, what shops hold as standard, why a general note is dangerous and how to mark up a drawing so your part is quoted on what matters.Mon, 21 Sep 2026 00:00:00 GMTTen Drawing Changes That Lower a Machining Quotehttps://cncmachiningvietnam.com/blog/design-changes-that-cut-machining-cost/https://cncmachiningvietnam.com/blog/design-changes-that-cut-machining-cost/Ten changes to a drawing that lower a machining quote without touching how the part works: tolerance, radii, depth ratios, finishes and the datum scheme.Mon, 21 Sep 2026 00:00:00 GMTPacking Machined Parts So They Arrive as They Lefthttps://cncmachiningvietnam.com/blog/export-packing-for-machined-parts/https://cncmachiningvietnam.com/blog/export-packing-for-machined-parts/Parts leave the shop perfect and arrive marked, rusted or short. What to specify for packing, preservation and pallets before your order ships from Vietnam.Mon, 21 Sep 2026 00:00:00 GMTFirst Article Inspection on an Overseas Machining Orderhttps://cncmachiningvietnam.com/blog/first-article-inspection-explained/https://cncmachiningvietnam.com/blog/first-article-inspection-explained/A first article inspection is the cheapest insurance on an overseas machining order. What goes in an FAI report, when to ask for one and how to review it fast.Mon, 21 Sep 2026 00:00:00 GMTSourcing CNC Machined Parts From Vietnam, Step by Stephttps://cncmachiningvietnam.com/blog/how-to-source-cnc-parts-from-vietnam/https://cncmachiningvietnam.com/blog/how-to-source-cnc-parts-from-vietnam/A step by step guide to sourcing machined parts from Vietnam: choosing which parts to move, writing a quotable RFQ, comparing quotes and placing a first order.Mon, 21 Sep 2026 00:00:00 GMTVetting a Machine Shop You Have Never Visitedhttps://cncmachiningvietnam.com/blog/how-to-vet-a-cnc-machine-shop-in-vietnam/https://cncmachiningvietnam.com/blog/how-to-vet-a-cnc-machine-shop-in-vietnam/The questions, documents and evidence that separate a shop that can hold your tolerance from one that will learn on your order. A remote vetting checklist.Mon, 21 Sep 2026 00:00:00 GMTWriting an RFQ a Machine Shop Can Actually Pricehttps://cncmachiningvietnam.com/blog/how-to-write-a-cnc-machining-rfq/https://cncmachiningvietnam.com/blog/how-to-write-a-cnc-machining-rfq/Most slow quotes are a shop waiting for an answer. Here is every field a machining RFQ needs, why each one changes the price and a template you can copy.Mon, 21 Sep 2026 00:00:00 GMTThe Paperwork That Travels With Machined Parts From Vietnamhttps://cncmachiningvietnam.com/blog/importing-machined-parts-from-vietnam/https://cncmachiningvietnam.com/blog/importing-machined-parts-from-vietnam/Which documents move with a shipment of machined parts from Vietnam, who issues each one, what a certificate of origin does and where importers get stuck.Mon, 21 Sep 2026 00:00:00 GMTThe Four Incoterms That Cover Almost Every Parts Shipmenthttps://cncmachiningvietnam.com/blog/incoterms-for-machined-parts/https://cncmachiningvietnam.com/blog/incoterms-for-machined-parts/The four Incoterms that cover almost every machined part shipment, who pays and carries risk at each step, and the traps that catch first time importers.Mon, 21 Sep 2026 00:00:00 GMTWorking Out What a Machined Part Really Costs Youhttps://cncmachiningvietnam.com/blog/landed-cost-machined-parts/https://cncmachiningvietnam.com/blog/landed-cost-machined-parts/Unit price is not what you pay. How to build a landed cost per part so quotes from different countries and different Incoterms can be compared on one line.Mon, 21 Sep 2026 00:00:00 GMTWhy Machine Shops Rarely Publish a Minimum Order Quantityhttps://cncmachiningvietnam.com/blog/minimum-order-quantity-cnc-machining/https://cncmachiningvietnam.com/blog/minimum-order-quantity-cnc-machining/Machine shops rarely publish an MOQ because there is not really one. What actually sets the smallest order worth placing, and how to buy 20 pieces sensibly.Mon, 21 Sep 2026 00:00:00 GMTWhich Quality Documents Are Worth Asking Forhttps://cncmachiningvietnam.com/blog/quality-documents-for-machined-parts/https://cncmachiningvietnam.com/blog/quality-documents-for-machined-parts/Material certificates, certificates of conformity, dimensional reports and plating certificates. Which ones to ask for, who issues them and what each proves.Mon, 21 Sep 2026 00:00:00 GMTAgent, Marketplace or Direct: What Each One Costs Youhttps://cncmachiningvietnam.com/blog/sourcing-agent-vs-direct-from-factory/https://cncmachiningvietnam.com/blog/sourcing-agent-vs-direct-from-factory/What an agent, a marketplace and a direct factory relationship each cost you in money, control and time, and which one fits the stage your machined part is at.Mon, 21 Sep 2026 00:00:00 GMTWhat Makes Up a CNC Machining Lead Time in Vietnamhttps://cncmachiningvietnam.com/blog/vietnam-cnc-machining-lead-times/https://cncmachiningvietnam.com/blog/vietnam-cnc-machining-lead-times/Lead time is not one number. Here is how quoting, material purchase, machining, finishing, inspection and freight each add days to a machined part from Vietnam.Mon, 21 Sep 2026 00:00:00 GMTComparing Vietnam and China for CNC Machined Partshttps://cncmachiningvietnam.com/blog/vietnam-vs-china-cnc-machining/https://cncmachiningvietnam.com/blog/vietnam-vs-china-cnc-machining/A framework for comparing Vietnam and China on a specific machined part: material availability, tooling, minimum order size, lead time, duty and supply risk.Mon, 21 Sep 2026 00:00:00 GMTThe Machining Clusters of Vietnam, and Why They Existhttps://cncmachiningvietnam.com/blog/where-cnc-machine-shops-are-in-vietnam/https://cncmachiningvietnam.com/blog/where-cnc-machine-shops-are-in-vietnam/Vietnam machining is clustered in the north, the south and a smaller centre. Where each cluster sits, what it grew up serving and which port it ships through.Mon, 21 Sep 2026 00:00:00 GMT