Stainless Steel Square Shovel

Application:

Nonsparking tools can avoid rise sparking when were used, Beryllium Coppercan prevent magnetic reaction. These tools apply to dangerous environment whereflammable and combustible vapors liquid gas is existed such as oil and gasworks, petro-chemical plants, explosive manufactories, mines, shipyards,pipeline construction, pharmacy, airport etc.

1. MaterialInformation

1).Beryllium bronze explosion-proof tools explosion-proof performance

(a)Standard code: GBEx II C

(b)Hardness: HRC35 above

(c)Tensile strength: 105-120 KGF/mm2

(d)Magnetic: 0

2). Aluminumbronze explosion-proof tools explosion-proof performance

(a)Standard code: GBEx II B

(b)Hardness: HRC25 above

(c)Tensile strength: 75-85 KGF/mm2

2. Surfacepreparation

Electrostaticspraying

Essentialcolor

Passivationtreatment

3.Polishing processing

Generalpolishing

Mirrorpolishing

4.Manufacturing technique

(1) Casting

(2) Forging

Solidforging die

Machineryforgings, including freedom of die forgings and precision forging 

How to manufacture the safety tools?

To prepare the raw material, blanking

Smelting

Pouring

Cut the water gap

Stored in the semi finished productswarehouse

Punching

Drawing or slotting

PE plain end and chamfering

Drill hole

Perfect the product and marking

If Be-bronze, need heat treatment

Polishing

Surface treatment

Finished!