CANGZHOU HENGJIA PIPELINE CO.,LTD
There are many different standards of forged flanges, for example, GB is the national standard.
Below is standard No. about different materials and types of flanges under GB standard.
GB/T 15530.6-1995 copper alloy butt welding ring loose plate Steel Flange
GB/T 15530.7-1995 copper alloy flange cover is currently
GB/T 15530.8-1995 copper alloy and composite flange technical conditions are currently
GB/T 17241.1-1998 cast iron Pipe Flange type is currently
GB/T 17241.2-1998 cast iron pipe flange cover is currently
GB/T 17241.3-1998 with neck thread cast iron pipe flange is currently
GB/T 17241.4-1998 with neck flat welding and neck socket welding cast iron pipe flange
GB/T 17241.5-1998 pipe end flanging with neck loose sets of cast iron pipe flanges
GB/T 17241.6-1998 overall cast iron pipe flange is currently
GB/T 17241.7-1998 cast iron pipe flange technical conditions are currently
GB/T 9112-2000 Steel Pipe flange type and parameters are currently
GB/T 9113.1-2000 flat, protruding integral steel pipe flange is currently
GB/T 9113.2-2000 concave and convex overall steel pipe flange is currently
GB/T 9113.3-2000 grooved surface integral steel pipe flange is currently
GB/T 9113.4-2000 ring joint surface integral steel pipe flange is currently
GB/T 9114-2000 protruding neck threaded steel pipe flange is currently
GB/T 9115.1-2000 flat, protruding face welded steel pipe flange is currently
GB/T 9115.2-2000 concave and convex welded steel pipe flange is currently
GB/T 9115.3-2000 gutter facing welded steel pipe flange
GB/T 9115.4-2000 ring connection facing welded steel pipe flange
GB/T 9116.1-2000 flat, protruding surface with neck flat welded steel pipe flange
GB/T 9116.2-2000 concave and convex surface with neck flat welded steel pipe flange
GB/T 9116.3-2000 grooved surface with neck flat welded steel pipe flange
GB/T 9116.4-2000 ring joint surface with neck flat welded steel pipe flange
GB/T 9117.1-2000 protruding surface with neck socket welded steel pipe flange
GB/T 9117.2-2000 concave and convex surface with neck socket welded steel pipe flange
GB/T 9117.3-2000 grooved surface with neck socket welded steel pipe flange
GB/T 9117.4-2000 ring joint surface with neck socket welded steel pipe flange
GB/T 9118.1-2000 protruding facing welding ring with neck loose steel pipe flange
GB/T 9118.2-2000 ring connection facing welding ring with neck loose steel pipe flange
GB/T 9119-2000 flat and protruding panel type flat welded steel pipe flange
GB/T 9120.1-2000 face welding ring plate loose steel pipe flange is currently
GB/T 9120.2-2000 concave and convex facing welding ring plate loose steel pipe flange
GB/T 9120.3-2000 gutter facing welding ring plate loose steel pipe flange
GB/T 9121.1-2000 protruding flat welding ring plate loose steel pipe flange
GB/T 9121.2-2000 concave and convex flat welding ring plate loose steel pipe flange
GB/T 9121.3-2000 boring surface flat welding ring plate loose steel pipe flange
GB/T 9122-2000 flanged ring plate loose steel pipe flange is currently
GB/T 9123.1-2000 flat, protruding steel pipe flange cover is currently
GB/T 9123.2-2000 concave and convex steel pipe flange cover is currently
GB/T 9123.3-2000 gutter surface steel pipe flange cover is currently
GB/T 9123.4-2000 ring connection surface steel pipe flange cover is currently
GB/T 9124-2000 steel pipe flange technical conditions are currently
Author:
Ms. Hellen Qin
Phone/WhatsApp:
August 24, 2018
February 09, 2018
Socket weld fittings belong to forged fittings whose pressure is very high, such as 3000LB,6000LB,9000LB. Normally the size for SW fittings are very small. For different type of pipe fittings, socket...
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Butt weld reducers are divided into concentric reducers and eccentric reducers according to centerline. 1.The method is expressed by multiplying the diameter of the big head by the diameter of the...
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Author:
Ms. Hellen Qin
Phone/WhatsApp:
August 24, 2018
February 09, 2018
September 06, 2018
August 23, 2018
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