China 2020 wholesale price Gost Flange - Black Steel Bolts With Nuts – Deye Manufacturer and Supplier

2020 wholesale price Gost Flange - Black Steel Bolts With Nuts – Deye

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Our target should be to consolidate and improve the high-quality and repair of current goods, in the meantime regularly produce new solutions to meet unique customers' needs for Blind flange , GGG50 air valve , Flanged Butterfly Valve , Besides, our enterprise sticks to high-quality and fair value, and we also offer you fantastic OEM solutions to several famous brands.

2020 wholesale price Gost Flange - Black Steel Bolts With 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.

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Our target should be to consolidate and enhance the top quality and service of current goods, in the meantime frequently create new products to satisfy diverse customers' calls for for 2020 wholesale price Gost Flange - Black Steel Bolts With Nuts – Deye , The product will supply to all over the world, such as: Istanbul , Islamabad , Malta , We have a professional sales team, they have mastered the best technology and manufacturing processes, have years of experience in foreign trade sales, with customers able to communicate seamlessly and accurately understand the real needs of customers, providing customers with personalized service and unique products.

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This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately， we successfully completed the procurement tasks.