Sign In | Join Free | My gimpguru.org |
|
Finish : ZINC, Black
Material : Stainless steel, Steel, Steel/SUS304
Place of Origin : Guangdong, China
Brand Name : JUHAO
Model Number : Carriage Bolt
Standard : ISO,DIN,GB
Screw head type : Mushroom Head Round Head
Certificate : ISO9001:2015
Package : PE Bag+Carton+Pallet
Delivery time : 7-25 Days
Advantage : OEM Customized Service Provided
MOQ : 1000 pieces
Price : $0.12/pieces 1000-29999 pieces
Certificate | ISO9001:2015 |
Color | Customized Colors |
Delivery time | 7-25 Days |
Package | PE Bag+Carton+Pallet |
QUALITY control | 100% Inspection Berore Shipment |
Advantage | OEM ODM Customized Service Provided |
Material | Carbon steel/Stainless steel/Brass |
Screws type | Carriage Bolt |
Question 1 | 1.Why is stainless steel magnetic? |
304 stainless steel belongs to austenitic stainless steel, austenite in the cold working process in part or a small amount of transformation into martensite, martensite is magnetic, so 304 stainless steel is non-magnetic or slightly magnetic. | |
Question 2 | 2. How to identify authentic 304 stainless steel products? |
①Support 304 stainless steel special test potion detection, if not discoloured for the authentic 304 stainless steel | |
② support chemical composition analysis, spectral analysis | |
③ support salt spray test, simulate the actual use of the environment | |
Question 3 | 3. What are the most commonly used stainless steel? |
① 201 stainless steel, suitable for use in dry environments, easy to rust in water | |
② 304 stainless steel, outdoor or wet environment, corrosion resistance and acid resistance | |
③ 316 stainless steel, plus molybdenum, more corrosion resistance and pore erosion resistance, especially for seawater and chemical media |
![]() |
DIN603 Zinc Plated Mushroom Square Neck Carriage Bolt M4 M6 M8 M10 M12 100mm Length OEM Images |