H70A 70A加砷黄铜 - GB /T 8890-2007

Grade	H70A
ASTM Specification or Grade	C26130
Other Names
Corresponding Standard	GB /T 8890-2007 Seamless Copper Alloy Tube for Condenser and Heat-Exchanger
Classification	Copper and Copper Alloys
Properties	Corrosion Resistance Impact Resistance Good Machinability Good Weldability

H70A Chemical Element Composition Content (%)

Component	Fe	Ni	Cu ^①	As	Pb	Other Total	More
Minimum Value	-	-	68.5	0.02	-	-	Zn:余量
Maximum Value	0.05	0.5	71.5	0.08	0.05	0.3	Zn:余量

"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.

H70A Mechanical Properties

condition	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %
Seamless straight pipe	H70AM	Soft (M)	≥295	≥42
Seamless straight pipe	H70AY2	Half Hard (Y2)	≥320	≥38

H70A Corresponding Standards(Same grade name, different standards)

1	GB /T 5231-2001
	H70A 70A加砷黄铜 C26130
2	GB /T 8890-2007
	H70A 70A加砷黄铜 C26130

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!