Stainless steel bolt nut washer kit
$0.02 $0.01
Item: Stainless steel bolt nut washer kit
Materials:Stainless Steel grade 304 or 316
Size&Dimension:M6,M8,M10,M12,M16
Accept Customize: No
Function&Application:
Place of origin: China , Sell to worldwide.
Order/Inquiry on “Stainless steel bolt nut washer kit” |
Models & Details for “Stainless steel bolt nut washer kit” |
Features &Advantages : made from Stainless Steel grade 304 or 316
Dimension and Parameter:M6,M8,M10,M12,etc. See below:
Question 1 | 1. Why is stainless steel also magnetic?304 stainless steel is austenitic stainless steel. Austenite is partially or |
Question 2 | 2. How to identify authentic 304 stainless steel products?1 Support 304 stainless steel special test potion test, if it does not change to authentic 304 stainless steel. |
Question 3 | 3. What kinds of stainless steel are the most commonly used?1.201 stainless steel, suitable for use in a dry environment, it is easy to rust with water. |
Since 2003, the world’s stainless steel raw materials have risen. There is a kind of “low-nickel” cheap economic stainless steel (nickel Ni1.5-4.5%) austenitic stainless steel in the domestic market. The price is about 15% lower than that of 304 stainless steel. %, anti-corrosion and anti-rust ability is relatively low, Boao hardware products are all austenitic 304 or 316 stainless steel products. |
Chemical composition, %, max | ||||||||||
Group | C | Si | Mn | P | S | Cr | Mo | Ni | Cu | characteristic |
304-A2 | 0.1 | 1 | 2 | 0.05 | 0.03 | 15-20 | 8-19 | 4 | Medium work hardening rate, suitable for general cold processing and stretching, good cold workability, commonly used for hexagonal screws, nuts and washers | |
316-A4 | 0.08 | 1 | 2 | 0.045 | 0.03 | 16-18.5 | 2-3 | 10-15 | 1 | Molybdenum added, corrosion resistance is stronger than 304, especially suitable for seawater and chemical media, more corrosion resistance and pitting resistance. |
Note: 1) If the nickel content is less than 8%, the minimum content of manganese must be 5%. |
Mechanical behavior | |||||||||||
category | Group | Performance level | Screw diameter | Tensile strength mpa/mm 2 | The specified non-specific elongation should be mpa/mm 2 | Elongation after break mpa/mm 2 | |||||
Austenite | A2, A4 | 50 | ≤ 39 | 500 | 210 | 0.6d | |||||
70 | ≤ 24 | 700 | 450 | 0.4d | |||||||
80 | ≤ 24 | 800 | 600 | 0.3d |
Buying guide to “ Stainless steel bolt nut washer kit” |
- The item is available for retail and wholesale;
- The item takes heavy weight.The place of origin is in China,when you buy one or two,please consider freight(by air or by sea) into the cost;
- Accept bulk order with Container delivery;
- Please contact us to email: sale@smartclima.com
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