High Tensile Hex Flange Bolts DIN6921 Diameter: M3-M30, Length 8-500mm Surface : Black Oxided Zinc plated, Dacromet, Hot Dip Galvanized, Black Polished Material: Carbon Steel Alloy Steel Grade:4.8,8.8,10.9,12.9 Standard Supply: DIN, ISO, ANSI/ASTM, BS, BSW, JIS etc Non-standards: OEM is available, according to drawing or samples Package: Box or Bulk in master cartons, then on […]
ASTM A325M Zinc Heavy Wobble Double Bolts and Nuts, High-precision Screw bolt astm a325M zinc heavy wobble double hex pin bolts & nuts, custom sizes m8 bolt A325M 8S structural bolt heavy hex bolt and nut, High strength/tensile Nut Bolt
ASTM A325M Zinc Heavy Wobble Double Bolts and Nuts Features:
Black Finish, Zinc Plated, Hot Dipped Galvanized
Competitive Advantages :
1). Top Quality control
2). Competitive Price
3). Various of Design
4). OEM Accepted
5). Customer’s Design and Logo are Welcome
a.Metal bucket per 100kgs,then in pallet
b.25kgs per carton ,then in 900kgs pallet
c.packing as customer requirements
a.Strictly respect the contract signed with the customers.
b.For the non-standard products,start the mass production after sample confirmed.
c.Offer life-time after-sales,provide instant solveing problem way.
First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance and its size accurately.
The second, we adopt blasting procession, removing Oxidation surface, make the surface to be bright and clean and uniform and beautiful.
The third, in heat treatment: We use the Controlled-atmosphere Automatic heat treatment Furnace, we also have four mesh belt convey furnaces, Can deal with the products in different sizes keeping the non-oxidation surface. SS400 ASTM A490 Carbon Steel Bolt Hex Head
The quality control is strictly performed from buying raw materials in warehouse to different machining procession and to final packing. We have Magnetic Powder Detector, Material Testing Machine, Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful appearance.Single bolts, every month can produce 500Tons.
RICH EXPERIENCE:Why should you choose us?
We have been engaged in the fasteners for 15 years. Our company had good reputation with customers from American, Europe and Austrialia etc. We also have a good team for sale and quality control.
We will respond to you within 24 hours. We can manufacture nonstandard parts according to your drawings. And we will continue to serve you after sales and will be responsable for the mistakes from us. ASTM A490 High Strength Black Oxide Hex Head Bolt, Special High Tensile 8.8 Grade Bolt Screw Fastener
The prices of our production are reasonable! The prices will be much better if your quantity is good.
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 . Round Head Hex / Hexagon Socket Head Cap Screws, A490 Carbon Steel Hex Head Bolts
What else of bolts can we supply?
Rod;Washer;Hex bolt;hex cap screw;Square bolt;Carriage bolt; socket cap screw etc.
DIN, ASTM,JIS,BS,AS,ISO,GB,Nonstandard bolt(according to your order),etc
low carbon steel; medium carbon steel(1035/1045); Alloy carbon steel;stainless steel,etc.
DIN:4.8-12.9: SAE GR.A-GR.8
Plain;black; zinc plated(Cr,3+);zinc plated(Cr,6+); hot dipped galvanized; dacromet;nickle plated;cadmium plated,etc.
1000 tons per month
By carbon, then by pallet;
25-30days(Our delivery time should be according to your order);