Butt Welding Flanges

Weld neck flanges are a flanges with a heavy welding neck which is hot formed from a circular section of steel plate having a small co-axial hole in the center. Weld Neck Flanges are available with following specifications :-

Stainless Steel : ASTM A 182, A 240

Grade : F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L,
Duplex stainless steel UNS S31803, 2205, Super Duplex stainless steel UNS S32750

Carbon Steel : ASTM A 105, ASTM A 181

Alloy Steel : ASTM A 182, GR F1, F11, F22, F5, F9, F91

Nickel Alloys : Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276

Copper Alloys : Copper, Brass & Gunmetal

Size : 1/8" NB TO 48"NB.

Class : 150#, 300#,400 #,600#,900#, 1500# & 2500 #.

Standard
ANSI : ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
DIN :DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673
B.S : BS4504 , BS4504, BS1560, BS10

Flange type:

• Slip on flanges (SORF/SOFF) 
• Weld Neck Flanges (WNRF) 
• Blind Flanges (BLRF)
• Threaded Flanges (THRF)
• Screwed Flanges
• Plate Flanges
• Lap Joint Flanges
• Long Weld Neck Flanges
• Customized Flanges
• Puddle Flanges are also available as per required Size

1, Professional engineer can suggest construction planning installation guiding, give detailed material list and shop drawing for customer’s confirmation.

2, We can  arrange the shipment and customs clearance.

3, Before delivery, product will be installed in factory for checking. Photos will be sent to customer for confirmation.

4. Each part will be wrapped in prodtective layer by exprienced packing staff.

 Hebei Sino Trade Co.,Ltd

Tel:+86-311-68070725

Web:

Email: info2*

Alice