Design and Manufacture: DIN3352，API 6D,ASME B16.34,API600，GOST5762-2002
Size Range: DN40-1400，1/2＂～60＂
Pressure Ratings: PN1.0-PN42.0Mpa,150LB-2500LB
End Connections: EN1092，ASME B16.5, ASME B16.47, MSS-SP44, GOST12815-80
Bonnet Design: Bolted bonnet, Welded bonnet, Pressure sealed bonnet
Face to Face Dimension: DIN3202, ASME B16.10, API 6D,GOST3706-93
Inspection and Testing: DIN 3230,API 598，GOST356-80