Except for the following provisions, this chapter of GB/T 3883.1-2014 applies. Add: This section is applicable to electric drills and impact drills, diamond drilling machines, and mixers. This section also applies to electric drills that can install screwdriver accessories and be used as screwdrivers. The following normative references are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document. Except for the following provisions, this chapter of GB/T 3883.1-2014 applies. Add: GB/T 700-2006 Carbon Structural Steel (ISO 630:1995, NEQ) GB/T 9439-2010 Gray Iron Castings (ISO 185:2005, MOD) 3 Terms and Definitions. Except for the following provisions, this chapter of GB/T 3883.1-2014 applies. Added definition: 3.101 electric drill - a tool with a typical drill chuck or machine taper specifically used for drilling on various materials such as metal, plastic, wood, etc. Impact drill - a tool with a drill chuck specifically designed for drilling on lightweight concrete, masonry, and similar materials. Its external structure is similar to that of an electric drill, but it has a built-in impact mechanism that produces axial impact motion on the rotating output spindle. It can have an auxiliary device that stops the impact mechanism from moving, in order to be used as a regular electric drill. 3. 103 Diamond Core Drill - an electric drill with or without a water source or impact mechanism, used for drilling on materials such as concrete or masonry, equipped with diamond drill attachments. 3. 104 mixer mixer is an electric tool used for mixing paint, putty, mixed mortar, and similar materials
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China