BAIJIAN - Third party testing organization
This standard specifies the classification and marking、 composition、 materials and usage conditions、 requirements、 test methods、 inspection rules、 marking、 packaging、 transportation、 and storage of concrete frost resistance testing equipment. This standard is applicable to the design、 production、 and quality inspection of concrete freeze-thaw test equipment (including concrete rapid freeze-thaw test equipment、 concrete slow freeze-thaw test equipment、 and concrete unilateral freeze-thaw test equipment). 2 Normative References: The clauses in the following documents become clauses of this standard through reference in this standard. For dated reference documents、 subsequent amendments (excluding corrected content) or revisions do not apply to this standard. However、 parties to agreements based on this standard are encouraged to study whether new versions of these documents can be used. For undated references、 the latest version of * applies to this standard. GB/T 3280 Stainless Steel Cold Rolled Sheet and Strip GB 4706.1 Safety of Household and Similar Electrical Appliances Part 1 General Requirements GB 4706.13 Safety and Refrigeration Appliances for Household and Similar Electrical Appliances、 Special requirements for ice cream machines and ice makers GB 4706.17 Safety of household and similar electrical appliances - Special requirements for electric motors and compressors GB 4706.19 Safety of household and similar electrical appliances - Special requirements for liquid heaters GB J82: Long term performance and durability testing of ordinary concrete DL/T 5150 Hydraulic concrete testing code JTG E30 Highway engineering cement and cement concrete testing code JTJ270 Water transportation engineering concrete testing code SJ20722 Hot General Specification for Resistance Temperature Sensor SL 352 Hydraulic Concrete Test Procedures
Baijian is committed to providing convenient and efficient testing services for enterprises and individuals、 simplifying the testing process、 improving the efficiency of testing services、 using Internet plus testing e-commerce to provide customers with diversified choices、 fundamentally reducing testing costs、 improving time efficiency、 breaking industry limitations and bottlenecks、 and creating an innovative testing platform for the industry、 If you have any requirements、 please contact 18501763637
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 problemsinspection 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