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ASTM 755 Hot Galvanized Steel Coil For Corrugated Steel Sheet

Categories Steel Buildings Kits
Place of Origin: Zhejiang, China
Brand Name: HONGFENG
Certification: ISO9001:2008
Model Number: OWN
MOQ: 1 pcs
Price: USD780 per ton
Packaging Details: Standard waterproof paper and galvanized steel protection cover And steel strip packed
Delivery Time: Based on client's needs
Payment Terms: L/C,T/T
Supply Ability: 600,000 tons per Year
Standard: AISI,ASTM
Reference standard: ASTM 755
Strip thickness: 0.20mm to 1.2mm
Strip width: 900mm to 1250mm
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ASTM 755 Hot Galvanized Steel Coil For Corrugated Steel Sheet

ASTM 755 Hot Galvanized Steel Coil For Corrugated Steel Sheet


Standard: AISI,ASTM

Reference standard: ASTM 755

0ther containing standards :JIS G3312, IS 14236, ECCA

Strip thickness mm :0.20 to 1.2 0

Strip widths mm : 900 to 1250

Substrate material :Zinc coating as per ASTM A 653/A 653M with steel base as per ASTM std

Substrate Coating mass gms/m2,Substrate coating mass class: 80 to 275 Z120; Z150; Z180 and Z275 as per ASTM std Or As mutually agreed Grade designation Gr 50/ Gr 80/CS type A, B as per ASTM std Yield strength Mpa min

Tensile strength Mpa min: 340 for Gr 50 & 550 for Gr 80 410 for Gr 50 & 570 for Gr 80

Paint type : Regular Polyester/Silicon Polyester/PVDF

Paint coating thickness (DFT)

Back coat 5 to 8 (including primer)

Digital DFT meter accuracy

Accuracy +/- 2% of reading) as per ASTM A 153

Pencil hardness

H or Harder Gloss 15-80% at 60 degrees ASTM D 523 Resistance to chalking QUV

ASTM D 53: 1000 HRS –rating ≤4 for PVDF, 750 HRS –rating ≤4 for others

Resistance to corrosion ASTM B 117)

500 HRS with blister density ≤2, creepage ≤2 mm.

Resistance to Humidity: 1000 HRS blister density ≤ 2 (ASTM D 2247)

Resistance to color change QUV- ASTM G 53

2000 HRS (delta E ≤ 5 unit) for PVDF

1000 HRS (delta E ≤ 5 unit) for others

Flexibility

4 T- (ECCA) – no cracking

Resistance to abrasion

≤20 mg as per 100 cycles


Specifications


Galvanized GI Coils in 1220 & many other sizes & in thickness

Slitting Facility is also available

we are bulk stokiest of GI COILS from 0.3mm to 4mm we have we also have PPPGI coils


  • Applications:

    • Construction, building, roofing, pressing, bending, ventilating duct, handrail and partition panel

    • Further processing: coating base plate

    • Electric appliance: refrigerator, washing machine, recorder or microwave


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