X-Spark Non Spark and Non Magnetic Groove Joint Pliers FM/GS/UKAS 251

Groove Joint Pliers/NO.251

Brand:X-Spark

Material: Aluminum Bronze/Beryllium Copper

Parameters:

1.Item:Aluminium Bronze/Beryllium Copper

2.Composition:Al:10~12% / Be:1.5~1.7% 1.8~2.3%

Ni:4~6% / Co+Ni:over 0.2%

Fe+Mn:below 5.8% / Co+Ni+Fe:below 1.2%

Cu+Al+Ni+Fe+Mn:over 99.0% /Cu+Be+Co+Ni+Fe:over 99.0%

3.Hardness(Brinell):221~291 / 283~365

4.Extensibility:δ≥5% / δ≤1.0%

5.Breaking:782 N/mm 2~989 N/mm 2 , 1117 N/mm 2~1326 N/ mm 2

6.Elasticity Limit:450 N/mm 2 ~550 N/mm 2 , 840 N/mm 2 ~880 N/mm 2

7.Elec Resistance（Ω）:8~12 / 8~6

8.Dilatation Coefficient:0.000015% / 0.000012%

9.Density Weight:8.10 g/cm 3 , 8.60 g/cm 3

10.Magnetic:1.2 / 0

Design Features:

1.Non Spark/Non Magnetic

2.With the upper jaw being able to move to a number of varying positions through sliding along the tracker section under the lower jaw. The advantages of this design is that pliers will adjust to several sizes without the handle distance growing wider.

3.Die Forged：Beautiful appearance, high density, super strong, durable

Specification:

Number L L K max Be-Cu Al-Cu

inch mm mm g g

251-1002 6 150 25 180 160

251-1004 10 250 45 425 370

251-1006 12 300 55 670 600

251-1008 14 350 55 850 770

Application:

1.Aluminum bronze tools suitable for concentration of homework 7.8% ethylene.

2.Beryllium bronze explosion-proof tools suitable for concentration of homework 21% hydrogen.

3.Used for turning and holding bolts and nuts,gripping irregularly shaped objects as well as clamping materials in oil and gasworks,mines,airports,armed forces and in a explosive and flammable place.