Shot Blasting Steel Grit GL14 for Used for Surface Pretreatment of Steel Pipes

Shot Blasting Steel Grit GL14 for Used for Surface Pretreatment of Steel Pipes

GL steel grit is also quenched and tempered from GH steel grit, with higher hardness than GP type steel grit, hardness is between 50HRC – 60HRC. Also its fatigue life is better than GP steel grit. GL steel grit mainly applications are for Shot blasting, surface pretreatment and descaling. Like steel grit GL12, steel grit GL14, steel grit GL16, steel grit GL18, mainly used for surface pretreatment of steel pipes, surface treatment of steel oil pipes, steel gas pipes, steel structures etc.

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Product Details

Shot blasting Steel Grit GL14 for used for surface pretreatment of steel pipes
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Product Name: GL Steel Grit

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Type: GL10, GL12, GL14, GL16, GL18, GL25, GL40, GL50, GL80, GL120

Size available: 2.5mm, 2.0mm, 1.7mm, 1.4mm, 1.2mm, 1.0mm, 0.7mm, 0.4mm, 0.3mm, 0.2mm



Application for GL Steel Grit

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GL steel grit is also quenched and tempered from GH steel grit, with higher hardness than GP type steel grit, hardness is between 50HRC – 60HRC. Also its fatigue life is better than GP steel grit.

GL steel grit mainly applications are for Shot blasting, surface pretreatment and descaling. Like steel grit GL12, steel grit GL14, steel grit GL16, steel grit GL18, mainly used for surface pretreatment of steel pipes, surface treatment of steel oil pipes, steel gas pipes, steel structures etc.



 Grain Distribution for Shot blasting cast steel grit, GL steel grit

MESH

MM

SPECIFICATION

G-10

G-12

G-14

G-16

G-18

G-25

G-40

G-50

G-80

G-120

SG-2.5

SG-2.0

SG-1.7

SG-1.4

SG-1.2

SG-1.0

SG-0.7

SG-0.4

SG-0.3

SG-0.2

6

3.35

0










7

2.80

<8%

0









8

2.36


<8%

0








10

2.00

≥80%


<8%

0







12

1.70

≥90%

≥80%


<8%

0






14

1.40


≥90%

≥80%


<8%

0





16

1.18



≥90%

≥80%


<8%

0




18

1.00




≥90%

≥80%


<8%




20

0.850








0



25

0.710





≥90%

≥80%


<8%



30

0.600







≥65%




35

0.500









0


40

0.425






≥90%

≥80%


<8%


45

0.355










0

50

0.300







≥90%

≥85%


<8%

70

0.212









≥50%


80

0.180








≥90%

≥85%


120

0.125









≥90%

≥70%

200

0.075










≥80%

325

0.045












Technical Data of cast GL steel grit for surface pretreatment

Test Items

Specifications

Observations

Steel Grit

Steel Grit

Chemical Composition

C

0.85-1.20

1.01

Mn

0.40-1.20

0.60

Si

0.40-1.20

0.41

S

≤0.05

0.039

P

≤0.05

0.040

Hardness    ( HRC )

50-60(GL)

56(GL)

Metallographic Structure

Even tempered    martensite

Even tempered    martensite

Remarks

All    products comply as per the laid down specifications

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