- Bolts[6]
- Metal Electroplating Machinery[2]
- Cast & Forged[6]
- Copper Bars[2]
- Copper Sheets[1]
- Other Copper[3]
- Nickel[6]
- Other Metals & Metal Products[6]
- Refractory[2]
- Steel Pipes[1]
- Other Titanium[4]
- Titanium Bars[2]
- Titanium Foil[6]
- Titanium Pipes[1]
- Titanium Sheets[6]
- Contact Person : Mr. Liu Guaijun
- Company Name : Baoji Ying Titanium Metal Materials Co., Ltd.
- Tel : 86-917-3380011 18091702253
- Fax : 86-917-3380011
- Address : Shaanxi,Baoji,No ten Gaoxin Road,Weibin District Baoji Shaanxi
- Country/Region : China
- Zip : 721000
zr702 zirconium tube
1.Standard mechanical specification of zirconium and zirconium alloy for non-nuclear
Standard (product) | Mark | Status | Rm(≥)/MPa | Rp0.2(≥)/MPa | A50mm(≥)/% | Note |
ASTMB 658-1992 Seamless and welded pipe(tube) | R60702 R60704 R60705 | Anneal Anneal Anneal | 379 413 552 | 207 241 379 | 16 14 16 | |
ASTM B523-1992 Seamless and welded converter | R60702 R60704 R60705 | Anneal Anneal Anneal | 379 413 552 | 207 241 379 | 16 14 16 |
2.The zirconium physical process performance
Item | Condition | Unit | Performance valve |
Periodic table of elements RACE crystal structure Phase transition temperature Melting point boiling point coefficient of line-expansion Relative density Thermal conductivity Specific heat capacity Poisson's ratio Elastic modulus Medium temperature forming temperature High temperature forming temperature Stress relief annealing Fully annealed | 20°C 20°C 20°C 20°C 20°C 20°C | °C °C °C GPa °C °C °C °C | NB Close-packed hexagonal lattice(<862°C ),Body-centered cubic lattice(>862°C ) 862 1845 3577 5.8 6.48(R60702,6.54(R60705) 14.65~16.75 0.28 0.35 99.3(R60702),97.9(R60705) 315~400 950~980 300~620 680~790 |
mechanical property
UNS grade | |||
R60702 | R60704 | R60705 | |
Tensile resistance strength,min kip/inch2(Mpa) | 55(379) | 60(413) | 80(552) |
Yield strength,min,kip/inch2(Mpa) | 30(207) | 35(241) | 55(379) |
Elongation(2"or 50mm)min,% | 16 | 14 | 16 |
3.The requirment of chemical composition
Element | Chemical composition,% | ||
UNS No. | |||
R60702 | R60704 | R60705 | |
Zirconium+Hafnium,Min'' | 99.2 | 97.5 | 95.5 |
Hafnium,Max | 4.5 | 4.5 | 4.5 |
Ferrum+Chromium | 0.2 Max | 0.2~0.4 | 0.2 Max |
Tin | ... | 1.0~2.0 | ... |
Hydrogen,Max | 0.005 | 0.005 | 0.005 |
Nitrogen,Max | 0.025 | 0.025 | 0.025 |
Carbon,Max | 0.05 | 0.05 | 0.05 |
Niobium | ... | ... | 2.0~3.0 |
Oxygen,Max | 0.16 | 0.18 | 0.18 |
zr702 zirconium tube
