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Flat welding flange
Recommend optimal processes: forging for high-pressure applications, hot expansion for large-diameter low-pressure systems, or hybrid solutions to balance performance and cost.
Non-standard sizes up to 5,000mm, with CAD/SOLIDWORKS file compatibility.
Carbon steel, stainless steel, alloy steel, duplex steel, copper, PVC, and exotic alloys (Hastelloy, Monel).
Surface coatings (galvanizing, epoxy) and reinforced designs (thickened necks, welded sealing faces).
7-15 days for small batches, scalable production for large orders
Product Description

Product Description:


Product nameFlat welding flange (PL)
Product BrandLY-STEEL FITING
MaterialA105、ASTM A350、ASTM A694、Q345E、Q235、SS304 、SS31603wait
SpecificationsDN10-2000 to map custom
UseApplication of chemical, power plant, construction, fire, municipal, drinking water, sewage and other pipeline connections

Table 8.2.1-4 PN16 Plate Flat Welded Steel Pipe Flanges (mm)
Nominal
Dimensions
DN
Outer diameter of steel pipe
A₁
Connection dimensionsFlange
Thickness
C
Flange inner diameter
B₁
Groove
Width
b
Flange
Outer diameter
D
Bolt hole
Central circle diameter
K
bolt hole
Diameter
L
bolt hole
Quantity
n (number)
Bolt
Th
ABAB
1017.2149060144M121418154
1521.3189565144M121422.5194
2026.92510575144M121627.5264
2533.73211585144M121634.5335
3242.438140100184M161843.5395
4048.345150110184M161849.5465
5060.357165125184M161961.5595
6576.176185145188M162077.5786
8088989200160188M162090.5916
100114.3108220180188M16221161106
125139.7133250210188M1622143.51356
150168.3159285240228M2024170.51616
200219.12193402952212M2026221.52228
2502732734053552612M2429276.527610
3003,2393254604102612M243232832811
350355.63775204702616M243536038112
400406.44265805253016M273841143012
4504574806405853020M274246248512
5005085307156503320M3046513.553512
6006106308407703320M3052616.563612
About Longyu Metal

Shandong Liaocheng Longyu Metal Products Co., Ltd. is a large-scale material distribution enterprise that produces and operates flange blanks, flange blanks, stamping parts processing plants, flange manufacturers, flange blanks, metal gaskets, flange blind plates, flange blank manufacturers, stamping special-shaped parts, special-shaped flange blanks, flange blanks, stamping discs, square flanges, gaskets, stamping parts, extrusion parts, flange blank drawing production, printing plate making plugs, plate making plate roller plugs, gravure plate making plugs.

The company has 3 400T punching machines, 6 160T punching machines, 6 100T punching machines, 10 lathes, and 3 drilling machines. It has strong technical force and can customize various flange blanks according to customer needs. Over the years, with scientific production technology, strict quality management, advanced service concepts and reasonable sales prices, it has won a good reputation among domestic and foreign users. Products are exported to the United States, Germany, Hong Kong, Australia, Southeast Asia and Africa and other countries and regions.

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About production and transportation
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FAQ

1.What's your advantage?

A: Honest business with competitive price and professional service on export process.

2.Are you a trading company or a manufacturer?

A : We are an enterprise integrating industry and trade.

3.Can you give warranty of your products?

A: Yes, we extend a 100% satisfaction guarantee on all items. Please feel free to feedback immediately if you are not pleased with our quality or service.

4.Where are you? Can I visit you?

A: Sure,welcome to you visit our factory at any time.

5.How long is your delivery time?

A: If in stock, it usually takes 5-10 days. Or if the goods are not in stock, within 30 days, it will be calculated by quantity.

6.Are customization and labeling services supported?

A: Sure,we support that.