Zinc Yellow Bichromate Coated Alloy Steel Hex Head Bolt Standard ASME B18.2.2 Material as per ASTM A193 Gr. B7

This specification covers the chemical and mechanical requirements of three grades of carbon steel bolts and studs in sizes 1/4" through 4".
The term studs includes stud stock, somethimes referred to as threaded rod. This specification does not cover requirements for machine screws, thread cutting/forming screws, mechanical expansion anchors or similar externally threaded fasteners.
Suitable nuts are covered in Specificaiton A563. Unless otherwise specified, the grade and style of nut for each grade of fastener, of all surface finishes, shall be as follows:
Fastener Grade and Size Nut Grade and Style
A, C, 1/4" to 1-1/2" A, hex
A, C, over 1-1/2" to 4" A, heavy hex
B, 1/4" to 4" A, heavy hex

Feature:

Advantage

1. Competitive price; 2. OEM service available

Packing

Bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand

Payment terms

FOB, CIF, CFR, L/C, or others.

Delivery method

by sea, by air or by express service

Application

Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating and etc.

Shaanxi Flourish Industrial Co., Ltd specializes in manufacturing and supplying various fasteners & some pipe fittings. Bolts, nuts, washers, screws, plugs, couplings,end dishes, gaskets and flanges round out our most popular categories, while our extensive collection of standoffs, pins and rivets are commonly purchased for use in construction.Most of our products are usually used in structural steel, metal building, oil&gas, photovoltaic, electricity, wind energy, mechanical machine and automobile etc. Due to different uses in many industries, we can cater to various requirements of our customers for materials,coating and sizes.

By the advanced production equipment and production technology, we can not only produce products that meet German, American and ISO standards,but also customize them according to purchasers' drawings or needs. More importantly, we also provide top-notch solutions for engineering projects related with our products.

Our quality products and efficient team service makes us continuous growth and also set up more business relationships with more customers in the world. All the products are mainly exported to Europe, Middle East and South America, Southeast Asia and Australia.Your esteemed company is welcome to join.

We sold our products in bulk quantities, generally for industrial use. Visit our website to explore our extensive range of products and see how we can meet your specific needs. We also offer online chat on our website for quick, convenient assistance.

What you really need is the direction in which we are working.