High-Precision 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

The High-precision ASTM F436 hardened flat washers are meticulously designed to be placed between connected pieces and nuts. These superior flat metal rings serve to safeguard the surface of the connected components from the nut's pressure, effectively dispersing force and ensuring durability and stability in your connections.

ASTM StandardsF436 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 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 paragon of professional fastener manufacturing in Ningbo, with a specialization in Threaded Rods, Studs, Bolts, Nuts, Washers, and Stamped Metal Parts. Our unwavering commitment to quality and exemplary service has earned us the steadfast trust and loyalty of our valued customers.

Milfast Metalworks offers a comprehensive range of fasteners and metal parts including, but not limited to: 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 various other metal parts, designed to meet diverse industrial needs.

Our product portfolio is crafted from top-grade materials such as carbon steel, alloy steel, and stainless steel. Additionally,we can
customize special fasteners based on customers' drawings or samples, ensuring tailored solutions for unique requirements.

Ningbo Beilun Milfast Metalworks Co., Ltd.
excels in producing high-quality standard fasteners including Threaded Rods, Bolts, Nuts, Stud Bolts, and Washers. Our offerings include,
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, and DIN6921 Flange Bolts.
Our range of nuts includes 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, and DIN6923 Flange Nuts.
For threaded rods and stud bolts, we offer ASTM A193/A193M Gr. B7/B7M, B16, B8/B8M, ASTM A320 Gr.L7/L7M Threaded Rods/Stud Bolts, and DIN975 Threaded Rods.
Our washers are available in various specifications such as 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, and F959 DTI Washers.

Adhering to rigorous standards, Ningbo Beilun Milfast Metalworks Co., Ltd. meticulously controls every production stage, ensuring top-tier product quality. Our stringent management of raw materials and production processes guarantees excellence, earning us high customer satisfaction.

Milfast Metalworks' key products include ASTM A193-B7 Threaded Rods, A194 Gr. 2H Heavy Hex Nuts, ASTM A325 Structural Bolts, and ASTM F436M Hardened Flat Washers,which are extensively utilized across the globe, including in America, Europe, the Middle East, and Africa, among other regions.

We are dedicated to offering high-quality products, competitive pricing, timely deliveries, and impeccable after-sales service. Milfast aims to cultivate a win-win business model and foster long-term partnerships with our stakeholders in the future.

Packaging & Shipping

FAQ

 

Q1: Why choose us?

We are dedicated to offering our customers unparalleled service by providing high-quality fasteners while minimizing associated costs. Our commitment is to ensure you receive exceptional value.

1.1. Vision: Our goal is to cultivate mutually successful relationships with our partners and establish ourselves as their top choice for fasteners.



1.2. Mission: We are committed to delivering professional customer service and pioneering innovations in technology.



Beyond offering fasteners that exceed your quality and price expectations, we aim to be your trusted partner. We provide market sales suggestions for your reference and welcome any innovative ideas you wish to share with us.

Q2. How is quality ensured?

Our quality inspection department meticulously checks every process to guarantee product excellence. Additionally, we personally visit the factory to ensure each product meets our stringent quality standards.

Q3: Which mode of transport would be better?

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