Long weld flange manufacturers asme, ansi, custom drawings. Long weld neck flange manufacturing forged components. The charts show the dimensions of weld neck flange class 150, 300, 400, 900, 1500, 2500 in inches and in millimeters with dimensional tolerances. Weld neck flange supplier of quality forged fittings.
Where we also manufacture weld neck flanges and stainless steel welding neck flange, slipon flange, blind flange, high hub blind. Flate face ff, raised face rf, ring type joint rtj ss flange standards types and pressure class. Long weld neck flange is normally used for nozzles on pressure vessels and rarely used with pipe. For the height measures h and b of all described dimensions of flanges on this website, with exception of the lap joint flange, it is important to understand and remember the following. A welding neck flange is connected to a pipe by a single full penetration vshaped butt weld. Metric dimensions 150 300 400 600 900 1500 2500 inch dimensions 150 300 400 600 900 1500 2500 templates for drilling of bolt holes metric dimensions 150 300 400 600 900 1500 2500 inch dimensions 150 300 400 600 900 1500 2500 general notes dimensions are in millimeters, except for diameters of bolts and bolt. Long weld neck flanges lwn are similar to weld neck flanges, with the exception that the neck tapered hub is extended and acts like a boring. A long weld neck flange offers a lighter connection. Weld neck flanges, welding neck flange, slip on flange, blind flange. Long weld neck flange dimensions are covered in asme b16. Long weld neck flangelwn, stainless steel long weld neck. Long welding neck flange manufacturer elite supplies lwn flange, long weld neck flange class 150, long welding neck flanges in forged steel, stainless steel, carbon steel etc. Long weld neck flange dimensions class 150 to class 2500 long weld neck flange dimensions are covered in asme b16.
What is weld neck flange, material types, and specifications. Weld neck flange dimensions class 150 to class 2500. Long weld neck flanges, long welding neck flanges, ansi b16. Long weld neck flange dimensions class 150 to class 2500. View pressure vessel connection specifications classification 150 for long weld neck connection forging and additional asme connection components for pressure vessels. They have two designs that regular and long weld neck flange. The dimension and weights of asme weld neck flanges are shown in this article. We provide a large selection of long weld neck flanges available in long welding neck flanges in best quality. Technical drawing of class 150 long weld neck flange.
Class 150 standard connections flanges texas flange. Long weld neck flangelwn flange is also call integral flange, it means a welding neck flange has a very long neck. Bored to match the inside diameter of the mating pipe or fitting, these flanges are directly welded to the end of the pipe. Long weld neck standard connection flanges texas flange. The hub of the flange is straight and thicker than the taper of the weld neck flange.
Industry standard is to make to the slip on length through the hub. Click any image above to enlarge it and lock it in place, then scroll to the bottom table for dimensions. Heavy barrel hb long weld neck lwn equal barrel e click any image above to enlarge it and lock it in place, then scroll to the bottom table for dimensions long weld neck standard connection flange classes choose your pressure class below. Commonly, the welding neck flange has a tapered neck and a bevel end which is going to butt welding with the matching pipe. Metric dimensions of weld neck flange rating 150 as per. This is why many industries use this flange in areas that require minimum reinforcement. What is a long weld neck flange long neck welding flanges lwn are similar to a standard welding neck flange, but the neck is considerably longer. Long welding neck flange are individually wrapped by hand to ensure that the high quality of the material is maintained and no damage in the last stages of production. Dimensions in inches of weld neck flanges and stud bolts. Weld neck flanges class 150 attach to system via a circumferential weld at the neck. A weld neck flange, also called a tapered hub flange or highhub flange, is a kind of flange that can relocate stress to the pipes, ensuring a decrease in high. Flange dimension charts for class 150, class 300, class 600, class 900, class 1500 and class 2500 free.
Long welding neck flanges catalogue hydraulic and offshore. In pressure classes 150 and 300, the height of raised face is approximately 1. Long weld necks in a range of size and lengths, kerkau stocks both carbon and stainless grades. The long weld neck flange should be butt welded with the pipes, it means the neck dimensions is same with the matching pipe, same diameter and wall thickness, commonly the long weld has a plain end, not a bevel end for welding. Ln flange with class 150, class 300, class 400, class 600, class 900, class 1500 and class 2500. Neck flange dimensions, manufacturer of long weld neck forged flanges. Matched pipe and flange bore reduces turbulence and erosion inside the pipeline. The weld neck flanges manufactured in stainless steel and duplex steel, we also manufacture weld neck flanges at our other factory in vapi, gujarat. Long welding neck flange is similar to a standard welding neck flanges, but the neck is considerably longer than other flanges and it is often used as a nozzle for a. Haihao flange factory manufacture din 2637 pn100 welding neck flanges in dn10dn350 dimensions,we supply high quality flange products for our clients. Related searches for 150 weld neck flange dimensions.
For the height measures h and b of all described dimensions of flanges on this. We also offer custommade class 150 weld neck flanges that have been widely appreciated by our clients. Shree steel india is an international supplier of weld neck flanges. Class 150 long weld neck flange dimensions manufacturers. Coastal flange stocks import and domestic ansi b16. The length of the stud bolt does not include the height of the chamfers points. A weld neck flange is a type of flange which also known as a highhub flange and tapered hub flange. As one of the leaders amongst manufacturers, stockist, and exporters of raised face long weld neck flange, asme b16.
Din 2637 pn100 welding neck flanges dimensions china. These specification include only welding neck and blind flanges. Hastelloy long weld neck flange fall under the group of speciality flanges, providing reinforcement in services at higher temperatures in the oil industry. Ss long weld neck flange have a hub that extends from the flanges flat surface, which helps in accommodating the pipe more easily. Weld neck flange stainless steel pipe fittings grainger. Weld neck flange manufacturers india, long weld neck flange.
Weld flange dimensions welding neck flanges 150 lb. A long weld neck flange has a barrel that provides proper clearance between the nut and neck. Home datasheets flange datasheets standard connection flange datasheets flange long weld neck, ansi class 150, asme b16. Manufacturers and stockists of class 150 long weld neck flange dimensions. The welded area can be easily examined by radiography. Eil approved weld neck flange manufacturers and supplier of jis long weld neck flange in india.
Other standard and special facings available upon request with height or depth added to thickness t. Home datasheets flange datasheets standard connection flange datasheets flange. In both carbon and stainless, kerkau stocks complete orifice sets, including all hardware and gaskets. Long weld neck flange manufacturer,stainless steel raised face.
The length of the flange can be increased if an offset attachment is needed on the. Dimensions and weights of class 150 long weld neck flange. Weld neck flange dimensions are covered in asme b16. Weld neck flanges include a long tapered hub that aid in reinforcement and provide temperature pressure resistance.
1227 120 1246 507 891 1377 525 786 1449 1091 54 608 593 380 142 725 29 732 1017 1235 43 801 1437 1160 1089 713 794 114 438 809 1048 1225 173 805 502 1385 946 1197