600 Ophir Road Oroville, CA 95966 USA 530-533-3445
RAISED (REGULAR) EXPANDED
PLAIN MILD STEEL
ASTM-A569 / 569M
THICKNESS = ACTUAL METAL x PROFILE THICKNESS
SWO = SHORT WAY OF DIAMOND OPENING APPROX
LWO = LONG WAY OF DIAMOND OPENING APPROX
PICTURES BELOW ARE APPROX ACTUAL SIZE
1/4”
1/2”
3/4”
1-1/2”
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 1/4” - #18 .04 x .?? 0.17 0.72 0.114
STAINLESS 1/4” - #18 .04 x .?? 0.17 0.72 0.114
GALVANIZE 1/4” - #30 .01 x .10 0.25 0.50 0.195
HP004-0800 = GALVANIZED 1/4”- #30 = STUCCO LATH
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 1/2” - #16 .06 x .155 0.38 0.94 0.86
STEEL 1/2” - #13 .03 x .182 0.31 0.94 1.47
STAINLESS 1/2” - #16 .06 x .155 0.38 0.94 0.91
STAINLESS 1/2” - #13 .03 x .182 0.31 0.94 1.87
ALUMINUM 1/2” - .051” .05 x .158 0.38 0.94 0.27
ALUMINUM 1/2” - .081” .08 x .186 0.38 0.94 0.44
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 3/4” - #13 .09 x 195 0.75 1.70 0.80
STEEL 3/4” - #9 .13 x .300 0.69 1.60 1.80
STAINLESS 3/4” - #13 .09 x 195 0.75 1.70 0.91
STAINLESS 3/4” - #9 .13 x .300 0.69 1.60 2.05
ALUMINUM 3/4” - .081” .08 x .310 0.69 1.70 0.41
ALUMINUM 3/4” - .125” .13 x .310 0.69 1.70 0.65
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 1-1/2” - #9 .13 x .295 1.10 2.40 1.20
STEEL 1-1/2” - #6 .20 x .425 1.10 2.30 2.50
STAINLESS 1-1/2” - #9 .13 x .295 1.10 2.40 1.37
ALUMINUM 1-1/2” - .125” .13 x .300 1.19 2.25 0.43
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600 Ophir Road Oroville, CA 95966 USA 530-533-3445
FLAT EXPANDED
PLAIN MILD STEEL
ASTM-A569 / 569M
THICK = ACTUAL METAL (OVERALL THICKNESS)
SWO = SHORT WAY OF DIAMOND OPENING APPROX
LWO = LONG WAY OF DIAMOND OPENING APPROX
PICTURES BELOW ARE APPROX ACTUAL SIZE
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 1/4” - #18 0.040 0.17 0.72 0.114
STAINLESS 1/4” - #18 0.040 0.17 0.72 0.114
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 1/2” - #16 0.05 0.31 1.00 0.86
STEEL 1/2” - #13 0.07 0.35 0.90 1.40
STAINLESS 1/2” - #16 0.05 0.31 1.00 0.86
STAINLESS 1/2” - #13 0.07 0.35 0.90 1.40
ALUMINUM 1/2” - .051” 0.04 0.50 1.00 0.27
ALUMINUM 1/2” - .081” 0.06 0.50 1.00 0.44
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 3/4” - #13 0.07 0.69 1.80 0.76
STEEL 3/4” - #9 0.12 0.56 1.70 1.72
STAINLESS 3/4” - #13 0.07 0.69 1.80 0.87
STAINLESS 3/4” - #9 0.12 0.56 1.70 2.95
ALUMINUM 3/4” - .081” 0.07 0.69 1.75 0.30
ALUMINUM 3/4” - .125” .095 0.63 1.75 0.61
METAL SIZE THICK SWO LWO LBS SQFT
STEEL 1-1/2” - #9 0.11 1.00 2.60 1.19
STEEL 1-1/2” - #6 0.17 1.00 2.56 2.38
STAINLESS 1-1/2” - #9 0.11 1.00 2.60 1.31
ALUMINUM 1-1/2” - .125” .080 1.00 2.75 0.40
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600 Ophir Road Oroville, CA 95966 USA 530-533-3445
GRATING (REGULAR DIAMOND) / CATWALK (REVERSE DIAMOND)
SIZES IN THIS TABLE HAVE APPROX SAME OPENING / METAL THICKNESS & DEPTH CHANGES
THICK = ACTUAL x OVERALL / SWO = SHORT WAY OPENING / LWO = LONG WAY OPENING
METAL SIZE THICKNESS SWO LWO LBS SQFT
STEEL 2# 0.135 x 0.460 1.000 3.600 2#
ALUMINUM 2# 0.250 x 0.460 1.000 3.600 2#
STEEL 3# 0.183 x 0.500 0.938 3.438 3#
STEEL 4# 0.215 x 0.630 0.938 3.438 4#
STEEL 5# 0.250 x 0.630 0.813 3.375 5#
STEEL 6.25# 0.312 x 0.750 0.813 3.375 6.25#
STEEL 7# 0.312 x 0.750 0.813 3.375 7#
THICK = ACTUAL x OVERALL / SWO = SHORT WAY OPENING / LWO = LONG WAY OPENING
METAL SIZE THICKNESS SWO LWO LBS SQFT
STEEL 3.14# 0.250 x 0.562 1.625 4.876 3.14#
STAINLESS 3.3# 0.250 x 0.656 1.625 4.875 3.30#
THICK = ACTUAL x OVERALL / SWO = SHORT WAY OPENING / LWO = LONG WAY OPENING
METAL SIZE THICKNESS SWO LWO LBS SQFT
STEEL 4.27# 0.250 x 0.625 1.000 2.875 4.27#
STAINLESS 4.5# 0.250 x 0.625 1.000 2.875 4.50#
3
600 Ophir Road Oroville, CA 95966 USA 530-533-3445
EXPANDED / GRATING / CATWALK
RAISED (REGULAR) EXPANDED IS THE FINISHED PRODUCT AS IT COMES OFF THE PRESS
RAISED (REGULAR) EXPANDED FORMS A SHARP ANGLE BOND
FLAT EXPANDED IS THE RAISED (REGULAR) EXPANDED THAT HAS BEEN COLD ROLLED
FLAT EXPANDED IS USUALLY 5% LONGER DUE TO ROLLING (WIDTH REMAINS THE SAME)
BE CAREFUL IN HANDLING AS ALL EDGES ARE SHARP, ESPECIALLY SHEARED EDGES
EXPANDED & GRATING IS MADE w/ LONG WAY OF OPENING (LWO) = LONG WAY OF SHEET
CATWALK IS MADE w/ LONG WAY OF OPENING (LWO) = SHORT WAY OF SHEET (SEE BELOW)
HOW EXPANDED / GRATING / CATWALK IS MADE
GRATING & CATWALK = SAME OPENINGS EXCEPT THE DIAMONDS RUN IN DIFFERENT DIRECTIONS
GRATING = LONGWAY OF DIAMOND RUNS LENGTH (LONG WAY) OF SHEET
CATWALK = LONGWAY OF DIAMOND RUNS WIDTH (SHORT WAY) OF SHEET
THUS CATWALK HAS GREATER STRENGTH ACROSS WIDTH
STANDARD GRATING
STANDARD GRATE = STRENGTH ACROSS SHEET LENGTH
CATWALK GRATING
CATWALK GRATE = STRENGTH ACROSS SHEET WIDTH
U-EDGING
18ga / .047” PLAIN MILD STEEL
SOLD IN FULL LENGTH ONLY
WILL SLIP OVER EXPANDED METAL
PROTECTS FROM THE SHARP EDGES OF EXPANDED
ALSO AVAILABLE IN 1/16” & 1/4” OPENING
PART NUMBER METAL OPENING WIDTH LENGTH LBS EA
HP004-1111 18ga .047” 1/8” 1” 10’-0 4.10
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