Hastelloy Lapped Joint Flanges Suppliers

By Author: Rakesh
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Hastelloy Lap joint flange is having two components, a stub end, and a loose backing flange. Stub end is butt welded to the pipe and Backing flange freely move over the pipe. The backing flange can be of different material than stub material and normally of the to save the cost. Lap flange is used where frequent dismantling is required, and space is constrained.

The lap joint flange is practically identical to a slip-on flange except it has a radius at the intersection of the bore and flange face. The lap joint flange is practically identical to a slip-on flange except it has a radius at the intersection of the bore and flange face. This radius is necessary to have the flange accommodate a lap joint stub end. Normally, a lap joint flange and a lap joint stub end are mated together is an assembly system.

Hastelloy Lap Joint Flanges have all the same common dimensions as any other flange named on this page however it does not have a raised face, they used in conjunction with a "Lap Joint Stub End". These flanges are nearly identical to a Slip On flange with the exception of a radius at the intersection of the flange ...
... face and the bore to accommodate the flanged portion of the Stub End. Their pressure-holding ability is little, if any, better than that of Slip On flanges and the fatigue life for the assembly is only one tenth that of Welding Neck flanges.

B16.5 ASTM A182 Lap Joint Flange, Fusion Bonded Epoxy Coating, EN 1092-2 PN16 Lap Joint Flange, ASME B16.5 Dual Hastelloy Lap Joint Flange, ANSI B16.5 Class 150 Flat Face Lap Joint Flange, Hastelloy 30 Inch Lap Joint Flange Stockiest.

Standards Specification:Size : 1/2" to 48"
Specifications : ASTM A182
Rating: 150#, 300#, 600 (2.4640)#, 900#, 1500#, 2500#,
Material & Grade :

Stainless Steel :Grade: 304 (1.4301), 304L (1.4307), 304H (1.4948), 309 (1.4828), 309S, 310, 310S (1.4845) , 316 ( 1.4401), 316H, 316L( 1.4404 /1.4432) , 317, 317L (1.4438), 321 (1.4541), 321 H(1.4878), 347 (1.4550), 347H (1.4961), 904L (1.4539)
Duplex Steel:Grade: 2205 (1.4507)
Super Duplex Steel:Grade: 2507 (UNS S32750) (1.4410) (UNS S32750)
Inconel :Grade: Inconel 600 (2.4640), Inconel 601 (2.4851), Inconel 625 (2.4856), Inconel 718(2.4668)
Incoloy :Grade: Incoloy 800 (2.4958), Incoloy 800H, Incoloy 800HT
Nickel :Grade: Nickel 200, Nickel 201
Monel :Grade: Monel 400 ( 2.4360), Monel K500, Monel R-405
Titanium :Grade: Gr.1 (3.7025) , Gr.2 (3.7035) , Gr.3:(3.7055) , Gr.5(3.7164/65), Gr. 7(3.7235) , Gr. 11 (3.7225)

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