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galvanized perforated steel square road sign post

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Overview
Quick Details
Place of Origin:
Hebei, China
Brand Name:
HB Jinshi
Material:
ASTM A570, Grade50
Usage:
galvanized perforated steel square road traffic sign post
finishing:
galvanized(zinc coated >275g)
size:
13/4" x 13/4",2" x 2" ,21/4" x 21/4",21/2" x 21/2"
wall thickness:
+ 0,011, -0,005 inches
Packing:
bundle
wall thick:
12 gauge (0,105 U.S.S. Gauge) and 14 gauge (0,075
pack:
25pcs/bundle
steel sign post:
perforated steel sign post
MOQ:
1000pcs
Supply Ability
10000 Ton/Tons per Month

Packaging & Delivery
Packaging Details
perforated sign post packing : 25pcs/bundle
Port
Tianjin

Picture Example:
package-img
Lead Time :
Quantity(Pieces) 1 – 1000 >1000
Est. Time(days) 20 To be negotiated

 

Steel perforated sign posts

 

 

 

Steel Grade: Q235B steel

Surface Treatment: Galvanized, Galvanization is based on ASTM A653 G90 (Zinc 275g/M2)

Wall Thickness: GAUGE 12

Hole: 7/16" diameter holes on 1" centers, full-length and 4 sides punched, 1/2" from one edge of square tube to the first hole center.

 

Outdoor galvanized perforated  steel square road traffic safety sign post

 

Steel perforated sign posts Specifications

 

material standard ASTM A1011, Grade50
yield strength 60,000Psi minimum- 80000Psi
surface treatment hot dipped galvanized or powder coated
holes  7/16" holes on 1" centres on all four sides down the entire length of the post
cross section 1 1/2", 1 3/4", 2" ,2 1/4", 2 1/2"
thickness 12 gauge or 14 gauge 
length all kings of length according to your demand
feature provide superior resistance to wind and other forces 

MATERIAL

Tubing with plain finish is rolled from 12 gauge (0,105 U.S.S. Gauge) and 14 gauge (0,075 U.S.S. Gauge) hot rolled steel, Q235b. Galvanized finish, average minimum yield strength after cold forming is 60 000 psi.

 

GALVANIZATION

Galvanization shall conform to specification ASTM A653 G90 (275g/m²). Corner weld is zinc coated after scarfing operation.

 

TOLERANCES

Wall thickness tolerance:

Permissible variation in wall thickness is + 0,011, -0,005 inches.

 

Tolerance on size: Nominal outside dimension (inches)

Outside tolerance for all sides at corners (inches)

1¾” x 1¾”

± 0,008

2” x 2”

± 0,008

2¼” x 2¼”

± 0,010

2½” x 2½”

± 0,01

  

Squareness of sides and twists: Nominal outside dimension (inches)

Squareness tolerance (inch*)

Twist permissible in 3 feet (inch**)

1¾” x 1¾”

± 0,010

0.062

2” x 2”

± 0,012

0.062

2¼” x 2¼”

± 0,014

0.062

2½” x 2½”

± 0,015

0.075

* Tubing may have its sides failing to be 90° to each other by tolerance listed.

**Twist is measured by holding down the edge of one end of a square tube on a surface plate with the bottom side of the tube parallel to the surface plate and noting height that either corner on the opposite end of the bottom side is above the surface plate.

Convexity and concavity: Measured in the center of the flat side, tolerance is ±0,010 inch applied to the specific size determined at the corner.

 

Straightness tolerance:Permissible variation in straightness is 1/16” in 3 feet.

Telescoping: Using 12 gauge or 14 gauge square tube, consecutive size tubes shall be cleaned of galvanization burrs and shall telescope freely for ten feet.

Hole tolerance: Tolerance on hole size is ±1/64” on a 7/16” hole size. Tolerance on hole spacing is ± 1/8” in ten feet.

 

Packaging: standard seaworthy packing, bundle, container, etc



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  • 1. Can you offer free sample?
    Hebei Jinshi can offer you high quality free sample
    2. Are you a manufacturer?
    Yes, we have been in providing the professional products in fence field for 10 years.
    3. Can I customize the products?
    Yes, as long as provide specifications, drawings can only do what you want products.
    4.How about the delivery time?
    Usually within 15-20 days , customized order may need longer time.
    5. How about the payment terms?
    T/T (with 30% deposit), L/C at sight. Western Union.
    Any questions, please feel free to contact us. We will reply to you within 8 hours. Thank you!

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