China China Cheap price Bs Flange - Black Steel Bolts With Nuts – Deye Manufacturer and Supplier

China Cheap price Bs Flange - Black Steel Bolts With Nuts – Deye

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Our personnel are always in the spirit of "continuous improvement and excellence", and with the superior quality products, favorable price and good after-sales services, we try to win every customer's trust for Ductile iron ball valve , Reducing bore ball valve , Pump check valve , Adhering to the business philosophy of 'customer first, forge ahead', we sincerely welcome clients from at home and abroad to cooperate with us give you best service!

China Cheap price Bs 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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Sticking towards the principle of "Super High-quality, Satisfactory service" ,We've been striving to become a superb business partner of you for China Cheap price Bs Flange - Black Steel Bolts With Nuts – Deye , The product will supply to all over the world, such as: Germany , Philadelphia , Swiss , Besides there are also professional production and management , advanced production equipment to assure our quality and delivery time , our company pursues the principle of good faith, high-quality and high-efficiency. We guarantee that our company will try our best to reduce customer purchase cost, shorten the period of purchase, stable products quality, increase customers' satisfaction and achieve win-win situation .

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