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Shenzhen Juhao Hardware Technology Co., Ltd.

City:dongguan

Province/State:guangdong

Country/Region:china

Contact Person:MrVefan Lin

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China Black Zinc Finished Brass Stainless Steel SS304 316 M8 M3 M4 M20 5mm Flat Washers wholesale

Black Zinc Finished Brass Stainless Steel SS304 316 M8 M3 M4 M20 5mm Flat Washers

Name: Black Zinc Finished Brass Stainless Steel SS304 316 M8 M3 M4 M20 5mm Flat Washers
Brand: JUHAO
Price: 0.10 USD

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Place of Origin :Zhejiang, China

Brand Name :JUHAO

Model Number :Flat washer

MOQ :2000 pieces

Price :$0.10/pieces 2000-19999 pieces

Finish :Black, ZINC, Plain

Style :FLAT

Material :Stainless steel, Steel, 18-8 STAINLESS STEEL

Application :General Industry, Heavy Industry, Water Treatment, Healthcare, Retail Industry, Oil & Gas

Standard :DIN,ISO,GB

Product name :FLAT washer

Size :M3-M30

Color :Black,Blue white

Delivery :10-30 days

Customize :Customizes

Certificate :ISO9001:2015

Quality Control :100% Inspection

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Black Zinc Finished Brass Stainless Steel SS304 316 M8 M3 M4 M20 5mm Flat Washers

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COMPANY PROFILE

Shenzhen Juhao Hardware Technology Co.Ltd, established in 2018 and located in Shenzhen, China. SHENZHEN Juhao Hardware Technology Co.Ltd is a professional manufacturer of standard and non-standard fasteners more than a decade. Our company mainly produces and sells fasteners of GB,DIN,ISO and JIS series,and provides all kinds of stainless steel materials wih lower price.We have more than 15 years experience in fastener manufacture.

Our company has over 100 production equipment and 20 testing equipment. Therefore, we can provide customers with customized services such as OEM/ODM very well.We have a professional research and develop ment team to meet the diversified and personalized requirements of our customers. Our goal is to provide customers with thoughtful service, strict quality control, competitive price and aim to commit one-stop service.

Selection Of Measurement Tools For Screws, Bolts, Nuts And Washers

It is recommended to use vernier calipers for measurement, which can be accurate to 0.01mm. Measurement with tape measure and straightedge, the error range is 1-2mm, the measurement result is easy to be wrong


Question 1	1.Why is stainless steel magnetic?
Question 1		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

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