A490 Metric Hex Bolts Standard: ANSI, DIN 933,ISO 4017,ANSI B18.2.1 Grade: Grade 4.8,5.8,6.8,8.8,10.9,12.9 Size: M4-M100 Finish: Black Zinc Type: Bolts Thread: UNC,UNF,Metric,BSW Material: Carbon Steel,Alloy Steel, Stainless Steel, Brass A490 Metric Hex Bolts Application: Mechanical Machine, Automobile, Home Decorating.etc. Certificate: ISO 9001:2008 AISI, ASTM, BS, DIN, GB. Our company mainly produces all kinds of screws, […]
Structural Heavy Hex Bolts A490
High Tensile structural hex bolt astm a490
Available Material: stainless steel, alloy steel, etc
Surface treatment: Black oxide, Phosphate, Zinc plated, Dacroment,etc
Standard: ISO, BS, ANSI, GB, DIN, JIS, Nonstandard
Advantage: OEM / ODM / customized service provided
Quality control: ISO standard,100% Whole range inspection through the production
Certificate: ISO9001:2008, ISO14001:2004
High quality, rapid distribution, competitive prices and first class services.
To provide our customers with first-class services in the supply of quality structural heavy hex bolts astm a490 while minimizing costs.
All our processes strictly adhere to ISO9001:2008 procedures. We have strict quality control from producing to delivery. Our company had strong technology support, 80% of our colleagues are master or bachelor’s degree. We have cultivated a group of managers who are familiar with product quality , good at modern concept of management.
All of the products widely used in automobiles, major engineering projects, mechanical engineering, petrochemical engineering, building, vessels, bridges, metallurgy, environmental protection and so on.
DOWEDO Hardware offers the one-stop service & solution to you to save your time and energy .Delivery the professional solution to you is our strong point.
When you need suppliers with a certified ISO 9001 quality system with more full warranty Rand authorized spares parts for your machines,you have DOWEDO Hardware– a professional part store.