GB/T 20928-2007

Abolished

Seamless inner grooved copper tube

无缝内螺纹铜管

Standard Type

GBT

ICS

77.150.30

CCS

H62

Status

废止

Issue Date

2007-04-30

Implementation

2007-11-01

Responsible Dept

中国有色金属工业协会

Drafting Unit

N/A

🔗 Related Standards / 同类标准

GB/T 20252-2006 Lithium cobalt oxide GB/T 15676-1995 Terms for rare earths GB/T 16475-1996 Temper designation system for wrought aluminiumand aluminium alloy GB/T 16746-1997 Zinc alloy castings GB/T 1175-1997 Casting zinc alloys GB/T 5231-2001 Wrought copper and copper alloys chemical composition limits and forms of wrought products GB/T 6891-2006 Wrought aluminium and aluminium alloy - V corrugated sheet GB/T 20250-2006 Aluminum and aluminum alloys continue extruded tubes