DIN 125A plain washer with High Quality

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Name: DIN 125A plain washer
Usage: usually used in building and engineer

Model Number	DIN125A
Size	M3-M52
Material	carbon steel , mild steel , A2, A4 , copper , brass , aluminum
Surface	plain ,BZP CR6+/CR3+, HDG, black ,YZP
Package	20-25KG each carton ; small box into small cartons into pallet, then into 20GP container
Be Used for :	Assort with bolts and nut for strength,mainly used in building and engineer.
Documents	packing list, invoice, B/L, CO, FORM A, Quality certification or what you want

Packaging & Shipping

Our Services

Our service:	1.Timely reply your inquiry and doubt
	2.Timely production and delivery
	3.With 100% inspection prior to shipment
	4.Highly competitive prices with the industry
	5.Help solve problem after sales

FAQ

1. Q: How about the quality of your product?

A: 100% inspection during production.

Our products are certified to ISO9001,

TS16949 international quality standards.

2. Q: What's the delivery time?

A: For custom order, within 20 tons,

production time is 30--35days after confirmed every details.

3. Q: What's your packing?

A: Our Normal packing is bulking in Cartons, and then in pallet.

We also can pack products according to your requirement.

4. Q: What about the warranty?

A: We are very confident in our products,

and we pack them very well to make sure the goods in well protection.

5.Q: Could you send me your catalogue and price list?

A: As we have more than hundreds of products,

it is really too hard to send all of catalogue and price list for you.

Please inform us the style you interested,

we can offer the pricelist for your reference.

Q: Gasket A140 what is the material: A140 belongs to stainless steel, used for corrosive medium environment to do flat washer;

Q: When is the gasket (flat pad, spring pad): The part between the connecting piece and the nut. A flat metal ring is generally used to protect the surface of the connecting piece from the nut.

Q: Specific conditions for use of spring washers: The conditions for the use of spring washers are as follows:The application of spring washer, can be applied to the following four standards: standard spring washer (GB93-1987), light spring washer, (GB859-1987), heavy spring washer (GB7244-1987).The purpose of the spring washer is to prevent the nut from loosening. In the national standards are illustrated. The six corners of the slotted nut is matched with the bolt and screw for end with hole, so that the split cotters inserting screw nut from the groove in the hole, preventing the nut macnaught loose, mainly used for vibration load or alternating load applications.

Q: What are the advantages and disadvantages of car audio modification, wood washer and plastic washer?: Wood washer: divided into three plywood and MDF, they are afraid of water. In particular, the density board, see water expansion, brush waterproof, on the line. Advantages: can make the desired shape, there is no resonance.Plastic gasket defects: fixed shape, difficult to modify, there will be a little resonance, the advantages of super waterproof.If the horn is mounted directly on the plate, it is easy to cause resonance. This resonance will seriously deteriorate the quality. When the speaker vibrates, it will drive the steel plate to vibrate. Therefore, the main purpose of the installation of wood pad is to reduce the resonance, the installation of speakers more solid.

Q: Gasket 300HV relative to what material?: For the 100HV level can choose ST12, ST13 and Q235, Q215, Q195, etc., the surface hardness can reach about 110HV

Q: A general set of screws have a few nuts, bolts, washers?: Different bolt standards have different supporting methods, such as GB1228 big six angle a set of bolts contains 1 bolts a nut, and the gasket, and the shear bolt type is the 1 set of the bolts of a nut, the 1 gasket 1

Q: How to remove mildew on the rubber washer: Ask is there with the rubber pad, generally, with boiling water boil can, if it involves food above recommendations or not, because you may be the cushion glue for food, not moldy food because silicone rubber is used, a number of years, generally with the first half of the year, the reason is because of the high temperature and long time, from the original into toxic non-toxic,

Q: 304 and 201 stainless steel spring washers that soft? Easier to move: 304 high nickel content, good processing performance! Wayward!201 of the crisp, processing, the processing department will ask you the material, if you want to increase the price of 201!

Q: Stud that head or nut that ah, I need to have the authority of the provisions of the document, please know that the prawns are told, thanks to!: The main purpose of the elastic cushion is to prevent loosening, which is added at the end of the screw, and the screw nut is arranged on the side of the nut.