High-Temperature Oil Resistant Flat Washer

• Customization: Available
• Type: Flat Gasket
• Material: Carbon Steel, Stainless Steel, Alloy Steel
• Combination Washer Structure: as Your Request
• Combination Washer Packaging: as Your Request
• Spring Washer Type: Standard
• Delivery: 5-10 Days in Stock, 10-30 Days Not in Stock
• Head Mark: Customized
• Size: M3-M100
• Customized: Yes
• Finish: Polish
• Transport Package: Plastic Bags+Cartons+Pallets
• Specification: as Request
• Trademark: LS or Customized
• Origin: Hebei, China
• HS Code: 731822
• Production Capacity: 50 Million Tons/Month

Product Description

Product Description

Flat washer is a basic fastener mainly used to reduce the pressure between the contact surface of bolts or nuts and the connected parts, reduce the damage of fasteners to the connected parts, and also facilitate the tightening and dismantling of bolts. Its shape is flat with a hole in the center, usually made of iron plate through stamping process. This design enables the flat washer to evenly distribute force during the fastening process, improving the stability of the connection.
Advantages of flat washers:By increasing the contact area, components can be protected from damage; Reduce situations where screws or holes are too large to tighten properly;By increasing the contact area and reducing the pressure between the nut and the equipment, it provides protection
Flat gasket application: Flat washers are typically thin pieces of various shapes used to reduce friction, prevent leakage, isolate, prevent loosening, or distribute pressure

Specification	M3-M63 Or Custom Size
Advantage	Competitive Price
Standard	DIN,  ASTM, ISO, EN, UNI, NFE, GB
Grade	Custom
Size	M2-M100
Material	Carbon Steel, Stainless Steel, Alloy Steel
Finish	Plain, Black, YZP, BZP,HDG, Dacromet, ect
Sample	Samples For Free
Customized	Yes
After Sales Service	We will follow up the requst strictly for customers, and will help customers solve problems after sale.

 stainless steel heavy duty flat washers  

DIN125
SIZE	INNER DIA		OUTER DIA		THICKNESS
	MIN	MAX	MIN	MAX	MIN	MAX
M3	3.2	3.38	7	6.64	0.45	0.55
M4	4.3	4.48	9	8.64	0.7	0.9
M5	5.3	5.48	10	9.64	0.9	1.1
M6	6.4	6.62	12	11.57	1.4	1.8
M7	7.4	7.62	14	13.57	1.4	1.8
M8	8.4	8.62	16	15.57	1.4	1.8
M10	10.5	10.77	20	19.48	1.8	2.2
M12	13	13.27	24	23.48	2.3	2.7
M14	15	15.27	28	27.48	2.3	2.7
M16	17	17.27	30	29.48	2.7	3.3
M18	19	19.33	34	33.38	2.7	3.3
M20	21	21.33	37	36.38	2.7	3.3
M22	23	23.33	39	38.38	2.7	3.3
M24	25	25.33	44	43.38	3.7	4.3
M26	27	27.33	50	49.38	3.7	4.3
M27	28	28.33	50	49.38	3.7	4.3
M28	29	29.33	50	49.38	3.7	4.3
M30	31	31.39	56	55.26	3.7	4.3
M32	33	33.62	60	58.8	4.4	5.6
M33	34	34.62	60	58.8	4.4	5.6
M35	36	36.62	66	64.8	4.4	5.6
M36	37	37.62	66	64.8	4.4	5.6
M38	39	39.62	72	70.8	5.4	6.6
M39	40	40.62	72	70.8	5.4	6.6
M40	41	41.62	72	70.8	5.4	6.6
M42	43	43.62	78	76.8	6	8

Longshi Fastener Manufacturing Co., Ltd., founded in 2008, is located in Shahe City, Hebei Province, close to the country's largestLarge fastener industrial cluster - Yongnian standard parts Industrial Park. The company headquarters covers an area of 21 thousand square meters, the annual output value of 200 million yuan, with more than 200 employees, with domestic More than 100 sets of advanced production equipment. It is a "manufacturing + service" type enterprise integrating fastener production, intelligent warehousing and e-commerce sales. The company's construction of the sea screw e-commerce park is located in Yongnian District, Handan City, Hebei Province, covers an area of 45 acres, the park planning and construction of office area, production area, packaging area, storage area, etc., to provide fastener production, packaging, warehousing, e-commerce sales and other services. Longshi mainly produces high quality and high strength fasteners, and "Longshi" screws have become a well-known brand in the industry. Longshi always adhere to quality first, reputation first. From raw material procurement, design and development, production and processing to products strict quality control is implemented in every link of quality testing and sales to win the recognition of our customers. The company has established standardized product testing laboratories and quality testing processes and standards to ensure that products strictly comply with national standards.

 

 

 

 

FAQ

Q1: Are you a factory or trading company?
A: We are manufacturer with 2 factories of our own in Hebei. Welcome to visit our factory!

Q2: Could you provide free samples? 
A: Yes, we can offer free samples for the items in stock, just need to pay shipping cost, it can be refunded to your orders.

Q3: Do you accept custom design on size and package?
A: Certainly! We specialize in crafting bespoke products tailored to the precise specifications of our valued customers. We also have carton factory to meet your individual packaging needs.

Q4: What's your delivery time?
A: As a factory, we understand that time is of the essence for our clients. We are committed to delivering quickly, typically within 5-7 days post-payment, with special arrangements for larger quantities to ensure timely delivery.

Q5: How to guarantee the Quality of Industrial Parts?
A: We are proud to be an ISO 9001:2000 certified company. Our comprehensive quality control system includes IQC (Incoming Quality Control), IPQCS (In-Process Quality Control Section), FQC (Final Quality Control), and OQC (Outgoing Quality Control) to meticulously monitor every production phase, ensuring impeccable quality in industrial parts.

Q6: What's the Advantage of Your Parts for Industry Products?
A: Our standout advantages lie in our competitive pricing, rapid delivery, superior quality and excellent service. 


Welcome your inquiry!