1、 Stainless steel strip detection range
Stainless steel square strip, stainless steel sheet, stainless steel coil strip, stainless steel tie strip, stainless steel superhard steel strip, stainless steel ultra-thin steel strip, stainless steel spring strip, stainless steel rolling strip, stainless steel strip, stainless steel ultra-wide band, stainless steel stretching strip, stainless steel deep drawing strip, stainless steel tool strip, non-magnetic stainless steel strip, high copper soft steel strip, pipe steel strip, Precision stainless steel belt, packaged stainless steel belt, stainless steel conveyor belt
2. Stainless steel belt inspection items
1. Size, weight and deviation measurement: nominal thickness, nominal width, allowable deviation of thickness, allowable deviation of width, appearance, unevenness, weight
2. Chemical composition measurement items: brand identification, carbon, phosphorus, sulfur, nickel, chromium, manganese, nitrogen, iron, nickel
3 Mechanical performance testing items: plastic extension strength, tensile strength, elongation after fracture, hardness value, bending test
4. Chemical performance testing items: corrosion resistance, oxalic acid corrosion test, sulfuric acid iron sulfate corrosion test, nitric acid corrosion test, sulfuric acid copper sulfate corrosion test
5. Physical performance testing items: grain size, metallographic structure
6. Other testing items: surface quality, processing performance Non metallic inclusions, austenite ferrite α Phase content, non-destructive testing
III Stainless Steel Strip Inspection Standards
GB/T 4237-2015 Stainless Steel Hot Rolled Sheet and Strip
GB/T 8165-2008 Stainless Steel Composite Sheet and Strip
GB/T 3280-2015 Stainless Steel Cold Rolled Sheet and Strip
GB/T 21074-2007 Stainless Steel Precision Cold Rolled Sheet and Strip for Needle Tube
GB/T 24511-2017 Stainless Steel and Heat Resistant Steel Sheet and Strip for Pressure Equipment
GB/T 32796-2016 Cold Rolled Ferritic Stainless Steel Sheet and Strip for Automotive Exhaust System
GB/T 32955-2016 Stainless Steel Plate and Strip for Containers
GB/T 33239-2016 Stainless Steel Plate and Strip for Railway Vehicles
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