Reducing Tee

1>Standard 
ASME B16.9-2007 
ASME B16.25-2007
ASME B16.5-2007
EN10253-1-1999 EN10253-2-2007 EN10253-3-2008 EN10253-4-2008
DIN2605-1-1992 DIN2605-2-1995
JIS B2311-2009 JIS B2312-2009 JIS B2313-2009
GB/T12459-2005 GB/T13401-2005 GB/T10752-2005 
SH/T3408-1996 SH/T3409-1996
SY/T0609-2006 SY/T0518-2002 SY/T0510-1998 
DL/T695-1999 GD2000 GD87-1101
HG/T21635-1987 HG/T21631-1990 

2>Size 
Seamless elbow:1/2"~24" DN15~DN600
Welded Elbow: 4"~72" DN150~DN1800
Wall Thinkness 
sch10, sch20, sch30, std, sch40, sch60, xs, sch80, sch100, 
sch120, sch140, sch160, xxs, std,sch5s, sch20s, sch40s, sch80s
Maximum thickness: 120mm 

3>Materials 
Carbon steel: ASTM/ASME A234 WPB,WPC
Alloy steel: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911 
Stanless steel: ASTM/ASME A403 WP 304-304L-304H-304LN-304N 
ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti 
ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H
Low-temperature steel:ASTM/ASME A402 WPL 3-WPL 6
High performance: ASTM/ASME A860 WPHY 42-46-52-60-65-70

Specifications for Pipe Tee