Size
Seamless bend: 1/2"～*4" DN*5～DN**0
Welding bend: 6"～*0" DN**0～DN***0
 

Wall Thickness
sch*0, sch*0, sch*0, std, sch*0, sch*0, xs, sch*0, sch**0,
sch**0, sch**0, sch**0, xxs, sch5s, sch*0s, sch*0s, sch*0s
Max. wall thickness: **0mm

Materials
Carbon steel: ASTM/ASME A**4 WPB-WPC
Alloy steel: ASTM/ASME A**4 WP *-WP **-WP **-WP **-WP *-WP **-WP **1
Stainless steel: ASTM/ASME A**3 WP ******4L***4H***4LN***4N
ASTM/ASME A**3 WP ******6L***6H***6LN***6N***6Ti
ASTM/ASME A**3 WP ******1H ASTM/ASME A**3 WP ******7H
Low temperature steel: ASTM/ASME A**2 WPL *-WPL 6
High performance steel: ASTM/ASME A**0 WPHY ****************0

Standards
SY/T********4
DL/T*******4 GD***0 GD******1
ASME B*6.******7 ASME B*6.******7