Factory wholesale B7 Bolt - Galvanized Long Bolts And Nuts – Deye
Factory wholesale B7 Bolt - Galvanized Long Bolts And Nuts – Deye Detail:
Standard: DIN6914-6916 , ASMEB18.2.6 and JISB1186 AS1252.
Different sizes between M12 and M30 are available.
Material: B7/2H, 20MnTiB ,35VB. A3, A1, A2. A4.
Pressure rating: 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9.
surface treatment: black oxide , hot galvanizing ,black, Dacromet and zinc plating.
Hexagonal head types: one is flat-brained and the other is concave-brained.
Depending on the position of the flange bolt, the size requirements of the disc are different. There are also flat bottom and toothed parts.
?
The quantity of bolts for a flange connection will be given by the number of bolt holes in a flange, diameter and length of bolts is dependent of flange type and Pressure Class of flange.
?
Stud Bolt length are defined in ASME B16.5 standard. The length in inches is equal to the effective thread length measured parallel to the axis, from the first to the first thread without the chamfers (points). First thread is defined as the intersection of the major diameter of the thread with the base of the point.
Product detail pictures:

Related Product Guide:
No matter new shopper or old customer, We believe in very long expression and dependable relationship for Factory wholesale B7 Bolt - Galvanized Long Bolts And Nuts – Deye , The product will supply to all over the world, such as: Iran , United Kingdom , Florida , We believe that good business relationships will lead to mutual benefits and improvement for both parties. We've got established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance might be expected as our principle of integrity. Devotion and Steadiness will remain as ever.

It is really lucky to meet such a good supplier, this is our most satisfied cooperation, I think we will work again!
