For Domestic (for India) Email: sales3@jfengg.com / Phone: +91 9833323564 / +91-22-6639 3672
For Export (for other than India) Email: export3@jfengg.com / Phone: +91-9833323751 / +91-22-23634937
JF Engineering Products LLP

Commercial Flat Washer Fasteners manufacturer - Incoloy 800, 800H, 800HT

ASTM 240 Stainless Steel 304/304L Commercial Flat washer, ASTM 240 SS 316/316L/316H Commercial flat washer fastener, ASTM A240 347/347H/ 317L Commercial Flat Washer Fastener, Carbon Steel B6/B7 Commercial Flat Washer, Alloy Steel ASTM 320 L7/L7A/L72 Commercial Flat Washer, Brass C270000 Commercial Flat Washer, Duplex Steel S31803/S32205 Commercial Flat Washer, Hastelloy B2/B3/C22 Flat Washer, Incoloy 800/800H/800HT flat washer fastener, Inconel 600/601 commercial flat washer, Monel 400/K500 flat washer, Nickel Alloy 200/201 flat washer

JF Engineering is the major Organization in offering Commercial Flat Washer to the clients. Flat Washer is manufactured by utilizing the supreme quality material under the supervision of experienced team at as per national and international market standards. This product is stringently checked by the quality auditors on well defined parameters.

Commercial Flat Washers provide a smooth bearing Commercial Flat Washers surface under the head of a bolt or nut. They are unhardened and intended for general usage. Flat washer spread the load generated by tightening a bolt or nut over a large area. It protects the surface of the item from being damaged by the bolt or nut. Moreover, it prevents loosening because of the larger bearing surface when using a flat washer.

We have a vast range of flat washer, which is manufactured using quality material and many clients appreciate our product because of its high tensile strength, durability and corrosion resistance

Specification Commercial Flat Washer

- Materials: MS, Stainless Steel
- Size in Dia: 5 mm to 42 mm & 3/16 to 1 1/2
- High quality competitive price; superior anti-corrosion properties.

Specification
MFG. Standard IS/ANSI/ASME/DIN
Range Size M3 - M48 and also available in all customized sizes.
Material(All Grade) Stainless Steel
Grade: ASTM 182 , ASTM 193, ASTM 194, B8 (304), B8C (SS347), B8M (SS316), B8T (SS321), A2, A4, 304 / 304L / 304H, 310, 310S, 316 / 316L / 316H / 316 Ti, 317 / 317L, 321 / 321H, A193 B8T 347 / 347 H, 431, 410
Carbon Steel
Grade: ASTM 193, ASTM 194, B6, B7/ B7M, B16, 2, 2HM, 2H, Gr6, B7, B7M
Alloy Steel
Grade: ASTM 320 L7, L7A, L7B, L7C, L70, L71, L72, L73
Brass
Grade: C270000
Naval Brass
Grade: C46200, C46400
Copper
Grade: 110
Duplex & Super Duplex
Grade: S31803, S32205
Aluminium
Grade: C61300, C61400, C63000, C64200
Hastelloy
Grade: Hastalloy B2, Hastalloy B3, Hastalloy C22, Hastalloy C276, Hastalloy X
Incoloy
Grade: Incoloy 800, Inconel 800H, 800HT
Inconel
Grade: Inconel 600, Inconel 601, Inconel 625, Inconel 718
Monel
Grade: Monel 400, Monel K500, Monel R-405
High Tensile Bolt
Grade: 9.8, 12.9, 10.9, 19.9.3
CUPRO-Nickel
Grade: 710, 715
Nickel Alloy
Grade: UNS 2200 (Nickel 200) / UNS 2201 (Nickel 201), UNS 4400 (Monel 400), UNS 8825 (Inconel 825), UNS 6600 (Inconel 600) / UNS 6601 (Inconel 601), UNS 6625 (Inconel 625),UNS 10276 (Hastelloy C 276), UNS 8020 (Alloy 20 / 20 CB 3)
Surface Finish Blackening, Cadmium zinc plated, Galvanized, Hot dip Galvanized, Nickel
Plated, Buffing, etc.
Application All Industry
Die forging Closed die forging, open die forging, and hand forging.
Threads Metric, BSW, BSF, UNC, UNF, and as per costumers requirement.
Technical Specification

Din / ISO Standards For Plain / Flat Washers

DIN 125 A (ISO 7089) DIN 125 B (ISO 7090) DIN 126 (ISO 7091) DIN 9021 AS 1252
JIS B 1256 BS4320 A,B BS4320 C,D DIN 7989 DIN 6903
IS : 2016 TABLE II  DIN 6916 JIS B 1186

Flat Washers Dimensions

Bolt Size A B C Weight (lbs.) Per 100 Pieces Part numbers
Inside Diameter Outside Diameter Thickness Domestic Import
Black Galvanized Black Galvanized
1⁄2 9⁄16 13⁄8 0.109 4 16408 1609 19794 19795
5⁄8 11⁄16 13⁄4 0.134 8 16410 16411 19796 19797
3⁄4 13⁄16 2 0.148 11 16412 16413 19798 19799
7⁄8 15⁄16 21⁄4 0.165 15 16414 16415 19800 19801
1 11⁄16 21⁄2 0.165 19 16416 16417 19802 19803
11⁄8 11⁄4 23⁄4 0.165 22 16418 16419 19804 19805
11⁄4 13⁄8 3 0.165 26 16420 16421 19806 19807
13⁄8 11⁄2 31⁄4 0.180 33 16422 16423 19808 19809
11⁄2 15⁄8 31⁄2 0.180 38 16424 16425 19810 19811
15⁄8 13⁄4 33⁄4 0.180 43 16426 16427 - -
13⁄4 17⁄8 4 0.180 50 16428 16429 19812 19813
17⁄8 2 41⁄4 0.180 57 16430 16431 - -
2 21⁄8 41⁄2 0.180 63 16432 16433 19814 19815
21⁄4 23⁄8 43⁄4 0.220 83 - - 16434 16435
21⁄2 25⁄8 5 0.238 96 - - 16436 16437
23⁄4 27⁄8 51⁄4 0.259 110 - - 16670 16671
3 31⁄8 51⁄2 0.284 130 - - 16438 16439
Dimensions per ASME B18.21.1

Marking and Packing

Products are packaged to ensure that there is no damage during transit. In case of exports, standard export packaging is done in wooden cases. All pipes are marked with Grade, Lot No, Size, Degree and our trade mark. On special requests we can also, make custom marking on our products.

Quality Assurance

At JF Engineering Products LLP, all fasteners are subject to strict inspection at each stage of the production process, from starting material purchasing to product dispatch. They are visually examined for conformity to ASTM, ASME, MSS, DIN, EN, and JIS codes and standards. Upon request, official certified Inspection Agencies can be called in to witness the material reports, dimensions and quality conformity of products.

Test Certificates

Manufacturer Test Certificate as per EN 10204 / 3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report

Shipping Policy

Delivery time and delivery dates are based on the "type and quantity" of steel ordered. Our sales team will provide a delivery schedule when quoting to you. On rare occasions the delivery schedule may change so please check with our sales department when placing any orders.

Orders will be sent out within 2-3 business days, and may take up to 5-10 business days in transit. If fastener is out of stock, orders may take up to 2-4 weeks to ship. JF Engineering Products LLP will notify buyer if this situation occurs..

Uses & Application

JF Engineering Products LLP take immensure pleasure in introducing itself as one of the leading Manufacturer & Exporter of high quality fasteners to meet the customer ultimate requirements in the fields of:

Chemical Oil Mills Petrochemical Mining Refineries Construction
Fertilizers Shipbuilding Power Plant Steel Plant Nuclear Power Offshore
Oil & Gas Defence Paper Ports Breweries Railway
Cement Engineering Co. Sugar & Government Org. etc.

Our Products