欧美a级黄片,中文字幕精品久久久久人妻红杏1,福利久久,亚洲AV无码片一区二区三区_

opper
alloys

銅

合

金

S 225

Cu48 Ni10
Zn Rem.

Melting point is about 935℃ and  high strength. Braze welding of steel, nickel and carbide alloys.
熔點約935℃。高強度,釬焊鋼、鎳及硬質(zhì)合金用

RBCuZn-D

S 225F

Cu48 Ni10
Zn Rem.

S225 welding rod coated with flux.
外涂焊劑的S225焊絲

RBCuZn-D

S 226

Cu60 Sn0.3
Si0.2 Zn Rem.

Melting point is about 900℃.  Gas welding of brass, also braze welding of copper, steel and cast  iron.
熔點約900℃。黃銅氣焊用，也可釬焊銅、鋼、鑄鐵

S 227

Cu58Sn0.9Ni0.5
Si0.1 Fe0.8
Zn Rem.

Melting point is about 880℃.  Gas welding and carbon arc welding of brass, also braze welding of copper, steel  and cast iron.
熔點880℃。黃銅氣焊及碳弧焊用，也可釬焊銅、鋼、鑄鐵

RBCuZn-B

S 229

Cu55 Ni6 Mn4
Zn余

Melting point is about 920℃,  high strength. Braze welding of steel, nickel and hard carbide.
熔點約920℃。高強度,釬焊鋼、鎳及硬質(zhì)合金用

Aluminum alloys

鋁

合

金

S 301

Al≥99.5

Good ductility and corrosion resistance. Gas welding and argon  arc welding of pure aluminum.
塑性好、耐蝕。純鋁氣焊、氬弧焊用

ER1100

S 311

Si5 Al Rem.

Corrosion resistance, wide range of usage. Gas welding and  argon arc welding of aluminum alloys other than high magnesium alloys.
抗裂性好，通用性大。鋁合金氣焊、氬弧焊用。不宜用高鎂合金

ER4043

S 321

Mn1.3 Al Rem.

Good corrosion resistance, weldability and ductility. Gas  welding and argon arc welding of aluminum alloys.
良好的耐蝕性、可焊性及塑性。鋁合金氣焊、氬弧焊用

S 331

Mg5 Mn0.4
Al Rem.

Corrosion resistance and high strength. Argon arc welding of  aluminum alloys.
耐蝕，強度高。鋁合金氬弧焊用