
Specification:
OD:21-610mm
WT:1-80mm
Length:5-12m as requirement
Standard: JIS G3461, ASTM A210, ASTM A179,
ASME SA-213M, ASTM A-192M etc
Main Steel Grades: 20G 20MnG 15MoG 15CrMoG 12Cr2MoG
12Cr1MoVG etc, other steel grades can be provided after consulting with
customers
For manufacture heating-pipelines, containers, coal-saving
devices, super heaters and repeaters of high pressure boilers ( P>9.8MPa ,
450°C
