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    Prime GI

    Prime GI
    Detailed description

    Prime GI
    Shandong Lantian specialize in prime GI production.
    Grade: A (Prime)
    Advantages:
    ① Perfect surface without little zincilate, wave edge, plating leakage and other defects to use.
    ② If no chance to cut defects parts, they won't be more than 5% of the length amount.

    Specifications

    Thickness

    0.14-1.0 mm

    Width

    600-1300 mm

    Zinc Coating

    40-120g/m2

    Single weight

    3-10 tons

    Coil ID

    508/610 mm

    Thickness Tolerance

    ±0.02mm

    Width Tolerance

    ±0.2mm

    Certificate

    ISO9001:2008, ISO14001:2004, OHSAS18001:1999, SGS, BV

    Steel Grade

    SGCC, DX51D, DX52D, DX53D,ASTM, DIN, GB, JIS

    MOQ

    25 T

    Payment terms

    T/T or L/C

    Delivery time

    Within 30 working days after deposit

    Spangle

    Production Lines

    Project

    GI production line 1

    GI production line 2

    Max Speed

    150-170 meters per minute

    180-200 meters per minute

    Capacity

    0.2 million tons(planned)

    0.25 million tons(planned)

    Year of operation

    2010

    2011

    Composition

    Zn

    C

    Si

    Mn

    P

    S

    Al

    98

    0.100

    0.200

    0.400

    0.100

    0.045

    0.50

    As

    Ti

    Cr

    Mo

    Nb

    B

    N2

    0.020

    0.300

    0.019

    0.001

    0.001

    0.0001

    0.002

    Mechanical Property

    Tensile Strength

    (Rm/Mpa)

    Yield Strength

    (Rel/Mpa)

    Elongation

    (A80mm/%)

    Passivation

    Bend

    60°Gloss

    Pencil Hardness

    270~500

    140~300

    ≥22

    Cr

    0T

    45±5

    2H 45°

    Characteristics of GI

    Item

    GI

    GF(Zn-5%Al)

    GL

    AL

    Service Life

    Fair

    Fair

    Good

    Good

    Electrochemical Protection

    Good

    Good

    Good

    N/A

    Welding Performance

    Good

    Fair

    Poor

    Poor

    Application with Wet Concrete

    Good

    Poor

    Very Poor

    Very Poor

    Thermal Resistance

    Poor

    Poor

    Good

    Excellent

    Packing

    Normal waterproof horizontal packing

    Vertical waterproof packing for embossed coils, pearly-luster color coils and wrinkle finish coils

    Exposure Test

    Environment

    GI

    Average corrosion

    Al-Zn

    Average corrosion

    g//y

    um/y

    g//y

    um/y

    Tough Manine Climate

    140

    9.8

    16

    2.2

    Moderate Manine Climate

    18

    1.3

    4

    0.54

    Industrial Climate

    20

    1.4

    4.2

    0.57

    Countryside Climate

    4

    0.28

    1.3

    0.17

    GI process

    Certificate

     

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