30*200mm,35*250mm,40*300mm,45*350mm

48*375,50*400,55*450,60*500,65*550,70*600,

 75*650,80*700,85*750,90*800,93*850,96*900,

100*1000,103*1200mm

Beryllium copper:  GBEx ⅡC

Be: 1.8% - 2.3%

Ni: 0.2% - 0.5%

Others: < 0.5%

Cu: Rest

Hardness: 35-40 HRC (HB283-365)

Tensile Strength: 1117 N/mm2 ~ 1326 N/mm2

Aluminum bronze: GBEx ⅡB

Al: 10% - 12%

Ni: 4% - 6%

Fe+Mn: < 5.8%

Cu: Rest

Hardness: 20-30 HRC (HB229-291)

Tensile Strength: 782 N/mm2 ~ 989 N/mm2

The non sparking tools won't get spark when the tools get striking,rubbing to the target.

mainly used in petroleum industry ,chemical industry ,power generation,railroad,

mining,etc.