Fastener
Fastener
DOME was established with supplying professional technical support, and high product quality, consistency and excellent customer service for our customers.
We are specializing in standard & non-standard fasteners and custom finish turning/machining parts, and stamping parts.
Win-Win cooperation is our culture. Through strictly control product quality and good service, we have won many big project customers in USA, Canada and European countries, as well as some big distributors worldwide.
Offering the capability to work with a large number of materials such as aluminum carbon steel brass and stainless steel, we can heat treat and finish treat our custom fasteners to match our customer′s unique requirements.
Providing multiple finishing options ranging from nickel, brass, and zinc plated to chrome, color coated, and galvanized, our fasteners can be built to meet either JIS ISO ANSI DIN or GB standards.

We are specializing in standard & non-standard fasteners and custom finish turning/machining parts, and stamping parts.
Win-Win cooperation is our culture. Through strictly control product quality and good service, we have won many big project customers in USA, Canada and European countries, as well as some big distributors worldwide.
Offering the capability to work with a large number of materials such as aluminum carbon steel brass and stainless steel, we can heat treat and finish treat our custom fasteners to match our customer′s unique requirements.
Providing multiple finishing options ranging from nickel, brass, and zinc plated to chrome, color coated, and galvanized, our fasteners can be built to meet either JIS ISO ANSI DIN or GB standards.
Product Range/Standard
ASTM A325/A325M/A490/A490M Type 1 Structural Bolts,
A193/A193M Gr. B7/B7M Heavy Hex Bolts,
ASTM A307 Hex Bolt,
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 Washer,
SAE/USS Flat Washer,
ISO7089 Round Flat Washer,
DIN125 Flat Washers,
DIN6916 Structural Washer,
EN14399-5/EN14399-6 Flat Washer
DIN127 Spring Washer
F959 DTI Washer