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OEM Manufacturer A53 Grate Pipe - Black Steel Bolts With Nuts – Deye

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Our staff through skilled training. Skilled skilled knowledge, potent sense of company, to satisfy the provider requirements of consumers for SS disc butterfly valve , SCH40 Fittings , Forged gate valve , "Change for the better!" is our slogan, which means "A better world is before us, so let's enjoy it!" Change for the better! Are you ready?

OEM Manufacturer A53 Grate Pipe - 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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The key to our success is "Good Products Good quality, Reasonable Value and Efficient Service" for OEM Manufacturer A53 Grate Pipe - Black Steel Bolts With Nuts – Deye , The product will supply to all over the world, such as: Miami , Vietnam , New Zealand , Our company always concentrate on the development of the international market. We have a lot of customers in Russia , European countries, the USA, the Middle East countries and Africa countries. We always follow that quality is foundation while service is guarantee to meet all customers.

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The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
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