Heavy-Duty ASTM F436 Hardened Flat Washer

• Customization: Available
• Type: Hardened Flat Washer
• Material: Carbon Steel
• Model NO.: F436
• Combination Washer Packaging: All Inclusive
• Spring Washer Type: Standard
• Transport Package: Pallets/Packages
• Specification: 1100*800
• Trademark: M
• Origin: China
• HS Code: 7318220001
• Production Capacity: 5000 Ton/Month

Product Description

Product Description

 

Standard	F436
Grade	2,5,8,10
Size	M6-M100
Surface	Black,zinc-plating,H.D.G,dacromet,etc.
Material	Carbon steel,Alloy steel,stainless steel,etc.
Sample	FREE Samples Will be Provided

Our F436 flat washers serve as an essential component by positioning themselves between the connected piece and the nut. Engineered as a flat metal ring, these washers not only safeguard the surface of the connected parts from the nut's pressure but also effectively distribute the nut's load across the member.

ASTM Standards ComplianceF436 Washer Dimensions

SIZE	ID		OD		THK
	MIN	MAX	MIN	MAX	MIN	MAX
1/4	0.281	0.313	0.593	0.657	.090	.110
5/16	0.344	0.376	0.656	0.720	.090	.110
3/8	0.406	0.438	0.781	0.845	0.110	.126
7/16	0.469	0.501	0.890	0.954	0.110	.126
1/2	0.531	0.563	1.031	1.095	0.305	.375
9/16	0.625	0.657	1.156	1.22	0.305	.375
5/8	0.688	0.720	1.281	1.345	0.305	.375
3/4	0.813	0.845	1.436	1.500	0.305	.375
7/8	0.938	0.970	1.718	1.782	0.305	.375
1	1.063	1.126	1.937	2.063	0.305	.375
1-1/8	1.188	1.251	2.187	2.313	0.305	.375
1-1/4	1.375	1.438	2.437	2.563	0.305	.375
1-1/2	1.625	1.688	2.937	3.063	0.305	.375

 

ASTM Standards ComplianceF436M Washer Dimensions

SIZE	ID		OD		THK
	MAX	MIN	MAX	MIN	MAX	MIN
M12	14.40	14.00	27.00	25.70	4.60	3.10
***	16.40	16.00	30.00	28.70	4.60	3.10
***	18.40	18.00	34.00	32.40	4.60	3.10
M20	22.50	22.00	42.00	40.40	4.60	3.10
M22	24.50	24.00	44.00	42.40	4.60	3.40
M24	26.50	26.00	50.00	48.40	4.60	3.40
M27	30.50	30.00	56.00	54.10	4.60	3.40
M30	33.60	33.00	60.00	58.10	4.60	3.40
M36	39.60	39.00	72.00	70.10	4.60	3.40
M42	45.60	45.00	84.00	81.80	7.20	4.60
M48	52.70	52.00	95.00	92.80	7.20	4.60
M56	62.70	62.00	107.00	104.80	8.70	6.10
M64	70.70	70.00	118.00	115.80	8.70	6.10
M72	78.70	78.00	130.00	127.50	8.70	6.10
M80	86.90	86.00	142.00	139.50	8.70	6.10
M90	96.90	96.00	159.00	156.50	8.70	6.10
M100	107.90	107.00	176.00	173.50	8.70	6.10

 

Company Profile

 

Ningbo Beilun Milfast Metalworks Co., Ltd. stands as a premier professional fasteners company in Ningbo. We specialize in manufacturing Threaded Rods, Studs, Bolts, Nuts, Washers, and Stamping metal parts. Our unwavering commitment to product quality and exceptional service has earned us immense trust and loyalty from our valued customers.

Milfast Metalworks offers an extensive range of products with various specifications and types: THREADED RODS, STUD BOLTS, HEAVY HEX BOLTS, STRUCTURAL BOLTS, HEX BOLTS, FLANGE BOLTS, TRACK BOLTS, CARRIAGE BOLTS, HEAVY HEX NUTS, STRUCTURAL NUTS, HEX NUTS, FLANGE NUTS, CASTLE NUTS, SQUARE NUTS, FLAT WASHERS, SPRING WASHERS, SPECIAL FASTENERS, and an array of other metal parts.

Our products are crafted from high-quality materials such as carbon steel, alloy steel, and stainless steel. Furthermore,we have the capability to
manufacture special fasteners tailored to customers' drawings or samples.

Ningbo Beilun Milfast Metalworks Co., Ltd.
produces a wide range of high-quality standard fasteners including Threaded Rods, bolts, nuts, stud bolts, and washers, detailed as follows:
ASTM A325/A325M/A490/A490M Type 1 Structural Bolts, A193/A193M Gr.B7/B7M Heavy Hex Bolts, ASTM A307 Hex Bolts, DIN912 Socket Head Cap Screws, DIN6914 Structural Bolts, EN14399-3/EN14399-4 Heavy Hex Bolts, DIN931/933 Hex Bolts, DIN960/961 Hex Bolts, ISO4014/4017 Hex Bolts, DIN6921 Flange Bolts.
ASTM A194/A194M Gr. 2H/2HM, 7/7M Heavy Hex Nuts, A563/A563M Gr. C/DH/10S Heavy Hex Nuts, DIN6915 Structural Nuts, EN14399-3/EN14399-4 Heavy Hex Nuts, DIN934 Hex Nuts, ISO4032 Hex Nuts, DIN6923 Flange Nuts.
ASTM A193/A193M Gr. B7/B7M, B16, B8/B8M, ASTM A320 Gr.L7/L7M Threaded Rod/Stud Bolts, DIN975 Threaded Rods.
ASTM F436 Hardened Flat Washers, SAE/USS Flat Washers, ISO7089 Round Flat Washers, DIN125 Flat Washers, DIN6916 Structural Washers, EN14399-5/EN14399-6 Flat Washers, DIN127 Spring Washers, F959 DTI Washers.

Through stringent adherence to standard systems, Ningbo Beilun Milfast Metalworks Co., Ltd. meticulously oversees every production phase. From raw material selection to the final manufacturing process, our rigorous quality management ensures the creation of premium products, consistently garnering high customer satisfaction.

The main products of Milfast Metalworks, such as ASTM A193-B7 Threaded Rods, A194 Gr. 2H Heavy Hex Nuts, ASTM A325 Structural Bolts, and ASTM F436M Hardened Flat Washers,are globally distributed across regions including America, Europe, the Middle East, Africa, and more.

We are committed to offering you top-notch products, competitive pricing, timely delivery, and impeccable after-sales service. Milfast's mission is to foster a win-win business model and forge enduring business relationships with our partners for a prosperous future.

Packaging & Shipping

FAQ

 

Q1: Why choose us?

We are committed to offering our customers unparalleled services in supplying premium quality fasteners, all while minimizing costs effectively.

1.1. Vision: We aim to foster successful relationships with our partners and become the premier choice for fastener supplies.



1.2. Mission: To provide exceptional customer service and drive innovation through advanced technology.



Beyond providing fasteners of superior quality and competitive pricing, we strive to build lasting friendships and offer valuable market insights. If you have any suggestions, we are eager to hear them.

Q2: How is quality ensured?

Our quality inspection department meticulously checks each process, ensuring every product meets the highest standards. We also conduct on-site inspections at the factory to maintain product quality.

Q3: Which mode of transport is recommended?

Given the weight of our products, we recommend sea freight for delivery. However, we are open to considering your preferences for other modes of transportation.