Material: 
A216 WCB – Carbon Steel
A105 – Forged Steel
A126 – Cast Iron
A395 – Ductile Iron
A351-CF8 – Stainless Steel 304
A351-CF3 – Stainless Steel 304L
A351-CF8M – Stainless Steel 316
A351-CF3M – Stainless Steel 316L
A217 – Alloy Steel

Manufacturing Standards: 
General Design API 600, API 602, API 6D
Pressure Rating ASME/ ANSI B16.34
Face to Face ASME / ANSI B16.10
Flange Dimantion ASME/ ANSI B16.5
Butt-Weld End ASME/ ANSI B16.25

Pressure Class: 
ANSI 150# Size 2” – 24” Working Pressure 285Psi
ANSI 300# Size 2” – 24” Working Pressure 740Psi
ANSI 600# Size 2” – 16” Working Pressure 1480Psi
ANSI 900# Size 2” – 12” Working Pressure 2220Psi
JIS 10K, 20K
PN 10, PN 16

Brand: 
GLT, Kitz, Tomoe, GBA, Toyo, Yone, Crane, Jamesbury, Velan dll