ASME B16.47 Serises B 75# 150# 300# 400# 600# 900# Alloy C-276 Welding Neck Blind Flange

Material:
1. Stainless Steel ASTM/ASME A/SA182 F304, F304L, F316, F316L, ASTM/ASME A/SA351 CF8, CF3, CF8M,
CF3M, DIN1.4301, DIN1.4306, DIN1.4401, DIN1.4404, DIN1.4308, DIN1.4408, DIN1.4306, DIN1.4409
2. Carbon Steel ASTM/ASME A/SA105 A/SA105N & A/SA216-WCB, DIN1.0402, DIN1.0460, DIN1.0619

Dimension:
ANSI/ASME B16.5, ANSI/ASME B16.47 Series A (MSS SP-44), ANSI/ASME B16.47 Series B (API 605),
ANSI/ASME B16.36, ANSI/ASME B16.48 (API 590)

Size: 1/2" (DN15) ~ 60" (DN1500)

Pressure: Class 150, Class 300, Class 400, Class 600, Class 900, Class1500, Class 2500

Type: Weld Neck, Threaded, Slip-On, Socket Weld, Lap Joint, Blind, Orifice Flange, Orifice Plate and Restriction Orifice Plate, Spectacle Blind, Spacer, Blanks

Face Type: Flat Face (FF), Raise Face (RF), Ring Joint (RJT)

Coating: Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized

ANSI B16.47 SERIES B FLANGES

Dimensions Weld Neck & Blind flanges ASME B16.47 Series B

Pressure Class
150 | 300 | 400 | 600 | 900

26 | 28 | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48

Indications:

OD = Diameter at Weld Bevel

D = Overall Diameter of Flange

B (WNF) = Minimum Thickness of Welding Neck Flange

B (BLF) = Minimum Thickness of Blind Flange

H = Length thru Hub

A = Diameter at Base of Hub

G = Outside Diameter of Raised Face

K = Bolt Circle Diameter

L = Diameter of Bolt Holes

OTHER TYPES OF FLANGES

Huitong Group was established in 1978. After 38 years'development and innovation,by now,Huitong Group has set up multiple subsidiary companies.Among them,Zhengzhou Huitong Pipe Fitting Co.,Ltd.,with the indepent right of import and export, is mainly engaged in exporting steel pipe and pipe fittings for Huitong Group and assisting another subsidiary company of Huitong Group:Zhengzhou Huitong Machanical Equipment Co.,Ltd., in exporting machanical equipment.

Zhengzhou Huitong Pipeline Equipment Co.,Ltd.,with the strong support of Huitong Group,and years'development and innovation, are more and more professional in technical service and can manufacure products with all kinds of material,shape and size. Especially in elbows, tee, reducer, flange and pipe cap etc., we have gained more than 20 product patent, and hundreds of technology patent. Also,we have gradually taken an ireplacable role in High-pressure,high-temperature and anti-corrosion area. With the continuous construction of engery in China,such as petrol gas,electric power,etc.,our company has become the purchasing center of whole set fittings for such projects.In 2009,a foreign trade team established,is manily engaged in oil gas and electric power projects abroad.By now, our products have been exported to

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