The series of Crossover Flange can be applied in the various end connection for          casing head, BOP, tubing head, X-tree, conform to API Spec 6A and 16A.          They can also be designed up to the requirements of client.          End Connections: flanged, threaded, melted, crossover, variable pressure.

Main Technical Parameters of Flange

Rated Pressure	2000～15000(14～105)
Nominal Size	2　1/16～26　3/4(46.0～679.5)
product Specification Grade	PSL1-3
Material Class	AA～FF
Performance Requirement Grade	PR1-2
Temperature Class	P ·U-29～121C(-20～250F)

High Strength Bolt

We are professional manufacturer that produce high strength bolt. As a high           strength connecting part, it is mainly used in petroleum and chemical line.           The materials adopt high quality carbon steel, alloy steel, and stainless steel so that            it can apply in all kinds of working conditions

 

 

Performance Grade	5.6	8.8		10.9	12.9
		≤M16	＞M16
Nominal Size	147～242	B238～304	HB242～318	HB304～361	HB366～414
Product Specification Grade	500	2800	800	1000	1200
Material Class	300	640	640	900	1080
Performance Requirement Grade	280	580	600	832	970
Temperature Class	20	12	12	9	8