Product Details
Steel Flat Washer
This International Standard specifies the characteristics of
normal-series, product-grade-A plain washers in the 200 HV and 300
HV hardness classes and of nominal sizes (nominal thread diameters)
ranging from 1,6 mm to 64 mm inclusive.
Washers of hardness class 200 HV are suitable for
1,hexagon bolts and screws of product grades A and B in property
classes up to and including 8.8;
2,hexagon nuts of product grades A and B in property classes up to
and including 8;
3,hexagon bolts, screws and nuts of stainless steel of similar
chemical composition;
3,case-hardened thread rolling screws.
Washers of hardness class 300 HV are suitable for
1,hexagon bolts and screws of product grades A and B in property
classes up to and including 10.9;
2,hexagon nuts of product grades A and B in property classes up to
and including 10.
Company Profile
Shanghai Summery Industrial Machine Co. , Ltd.
Shanghai summery industrial machine Co.,Ltd was established in
2006,it is located at Shanghai,which is the most vigorous city in
world.
As a one-stop-stop,we can
manufacture,marketing,design,research and develop,we stand for
reliable technology and the flexibility to cater to your needs.The
staff in our proactive sales and service team is highly trained,we
can get the most suitable supplier needs and delivering the
customized to our business partner’s that make them successful.And
also our quick response service that is unsurpassed in expertise
and reliability.
We have good sense of customer priority our experience and
expertise allows our team to fully assess the technical and
commercial viability of products.We place great on quality and
reliability and it has earned us enormous respect and admiration
within automobile,railtransit,new
energy,electronics.mechanical,industrial robot and high-speed
rail,etc.
Understanding the market it evolves and the need to react
positively to those of market,we believe Shanghai Summery
Industrial Machine Co.,Ltd can provide you the most suitable
product and service.