Butt welding flange high pressure

Min. Order:10 Piece/Pieces

Transportation:Ocean

Port:SHANGHAI

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery

Product Attributes

Place Of Origin: China

Standard: Ansi, Din, Gb, Jis

Supply Ability & Additional Information

Transportation: Ocean

Place of Origin: Jiangsu, China

Port: SHANGHAI

Packaging & Delivery

Selling Units:

Piece/Pieces

Picture Example:

Welding flanges are generally made by forging or forging. When made of steel plate or section steel, the following requirements must be met: 1. The butt welding flange should be ultrasonically inspected without delamination defects; 2. It should be cut into strips along the rolling direction of the steel, and bent and welded into a ring , and make the surface of the steel form a ring cylinder. Steel plates shall not be directly machined into welded neck flanges; 3. The butt welds of the rings shall be full-penetration welds; Ultrasonic flaw detection, and the radiographic flaw detection meets the II requirements of JB4730, and the ultrasonic flaw detection meets the I level requirements of JB4730.Weld Neck Flange

Material	Carbon steel	ASTM A105, A350 LF1, LF2, LF3, LF6, CL1/CL2,; A694 F52, F60, F65, F70; A516 Gr. 60, 70; BS-EN 10222-2 P245GH, P280GH; EN10222-4 P355NH, P355QH; EN10273 P250GH, P265GH; DIN 17243 C22.8; VD-TUEV350/3 C21; GB/T 1591 Q345B, Q420B; NB/T 47008 16Mn,20#; BS 10250-2 S235JRG2;
	Stainless steel	ASTM A182 F304/304L, F316/316L, F316H, F304H, F321H, F310, F316Ti; NB/T 47010 S30403, S30408, S31603, S31608, S32168; BS-EN 10222-5 1.4301, 1.4307, 1.4404, 1.4541, 1.4571;
Dimension Standard (DN15-DN1400mm)	ANSI & ASWE (class 150-2500)	B16.5, B16.47, B16.48;
	DIN (6-40bar)	DIN2527, 2573, 2576, 2630-2638, 2627-2629, 2565-2569;
	JIS (5K -30K)	JIS B2202, 2210, 2220;
	others	GB/T9119, GB/T2506, GB/T9115, GB/T4450, GB/T11693,GB/T3766; HG/T20592, etc.. other equivalent standards, and customization with drawings;
TYPE	1.Flat Flange 2.Blind Flange 3.Slip on 4.Lap joint flange 5.Welding neck Flange
	6.Socket welding 7.Threaded flange 8.Long welding neck flange. etc.
Connection	Raised Face, Flat Face, etc
Size	1/2"-64"
Package	1.>Standard export packaging (Plywood Case Of Outside,Plastic Cloth Of Inside).
	2:As Customers' Requirements
Certificate	ISO9001:2015;
Applications	Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry, and general pipes connecting projects etc.

Steel Pipe Welding Neck Flange Company Photo