
Stainless Steel Flat External Internal Lock Square Type All Matel Washer
Our company always puts the concept of quality first in the top priority. Our responsibility is to provide wire rod, hollow wall anchors, spring plain washer with stable quality, high cost performance and market competitiveness. The company takes quality first and reputation superior as managing tenet. Our company relies on first-class technical level, process equipment and business philosophy, and strives for the advanced nature, reliability and safety of products. We are willing to cooperate with the special requirements of our customers and provide more perfect design ideas and encourage the industry with a cordial, honest and trustworthy attitude. By adhering to high quality products and services, we will never lower product standards to participate in the cheap competition.
Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading square washer manufacturers and suppliers in China, welcome to buy square washers, square lock washer, square plain washer, asme f436 square washer from our factory and company.
ASTM F436 standard Spring washer covers the dimensional requirments of inch series Spring WASHER.The standard of ASTM F436 standard Spring washer is ASTM F436 ,
the Spring washer is widely used, mainly goes with bolt and screw.ASTM F436 is with high hardness mostly made from #45 steel and other alloy steel.
Standard | Grade | Finsh |
ASTM F436 | 35-45HRC | white zinc |



We will continue to uphold the spirit of entrepreneurship, innovation, and creativity, so as to grow into a trusted Stainless Steel Flat External Internal Lock Square Type All Matel Washer expert. We pursue 'customer satisfaction is our goal', and continue to provide customers with stable products and perfect services based on talents, information, quality and efficiency. Professional quality, customer satisfaction is our quality policy. Our company is striding forward to the international modernization with our advanced management, modern equipment and high-speed development.
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