Home       Our Products         Our Capabilities         Technical Reference         Request a Quote

Crane Wheels

UTEC exceeds industry standard hardness by using forged steel alloy to acheive an average hardness of 40-45 Rc.

Please select a table to view:
GUIDE FOR MAXIMUM BRIDGE AND TROLLEY WHEEL LOADING LBS.*

C.M.A.A.
Services
Class		 Wheel
Diam
Inches		  
ASCE
20# 		ASCE
25# 		ASCE
30# 		ASCE
40# 		ASCE
90# 		ASCE
60 &
70# 		ASCE
80 &
85#
Beth
104#
USS
105# 		ASCE
100# 		ASCE
135# 		ASCE
175# 		ASCE
171#
Class A1 & A2
Power House &
Infrequent
Service

Class B
Light Service

Class C
Moderate
Service
P = 1600 WD 		8 10800 12800 13610 16000
9 12150 14400 15310 18000 23900 25200
10 13500 16000 17010 20000 26600 28000
12 19200 20410 24000 31900 33600 36000 40800
15 25510 30000 39800 42000 45000 51000
18 30610 36000 47800 50400 54000 61200
21 42000 55800 58800 63000 71400 75600 105000 117600
24 63800 67200 72000 81600 86400 120000 134400
27 81000 91800 97200 135000 151200
30 90000 102000 108000 150000 168000
36 125000 130000 180000 202000
 
Class D
Heavy Duty
Service

P = 1400 WD 		8 9450 11200 11900 14000
9 10630 12600 13390 15750 20900 22050
10 11820 14000 14880 17500 23200 24500
12 16800 17860 21000 27900 29400 31500 35700
15 22320 26250 34900 36750 39380 44630
18 26790 31500 41800 44100 47250 53550
21 36750 48800 51450 55130 62480 66150 91880 102900
24 55800 58800 63000 71400 75600 105000 117600
27 70880 80330 85050 118130 132300
30 78750 89250 94500 131250 147000
36 107200 113600 157800 176500
 
Class E
Severe
Duty-Cycle
Service

P = 1200 WD 		8 8100 9600 10200 12000 NOTE: The loading limits for Class E are also recommended wherever travel speeds exceed 400 f.p.m.
9 9120 10800 11480 13500 17900 18900
10 10130 12000 12760 15000 19900 21000
12 14400 15310 18000 23900 25200 27000 30600
15 19130 22500 29900 31500 33750 38250
18 22960 27000 35900 37800 40500 45900
21 31500 41800 44100 47250 53550 56700 78750 88200
24 47800 50400 54000 61200 64800 90000 100800
27 60750 68850 72900 101250 113400
30 67500 76500 81000 112500 126000
36 92000 97300 135000 151000
Effective Width of Rail Head Inches (Top of had minus corner radii) .844 1.000 1.063 1.250 1.656 1.750 1.875 2.125 2.250 3.125 3.500
* Figures stated are for a hardness of 32-37 Rc.


RECOMMENDATIONS FOR WHEEL TREAD CONTOURS
FOR VARIOUS RAIL SIZES

Crane Wheels

Type Rail Sizes All Wheels Flat Tread Taper Tread
Wt.
in
Lbs.		 A r R C 0o E Min.
Float		 Min.
Face		 E Min.
Float		 Min.
Face
ASCE 30 1 11/16 5/16 12 1/4 10º 2 7/64" 1/2 4 2 39/64 1 4 1/2
ARA-B 40 1 53/64 5/16 12 1/4 10º 2 1/4 1/2 4 1/8 2 3/4 1 4 5/8
ASCE 40 1 7/8 5/16 12 1/4 10º 2 19/64 1/2 4 3/16 2 51/64 1 4 11/16
ASCE 60 2 3/8 5/16 12 1/4 10º 3 3/64 3/4 4 15/16 3 51/64 1 1/2 5 11/16
ASCE 70 2 7/16 5/16 12 1/4 10º 3 7/64 3/4 5 3 55/64 1 1/2 5 3/4
ASCE 80 2 1/2 5/16 12 1/4 10º 3 11/64 3/4 5 1/16 3 59/64 1 1/2 5 13/16
ASCE 85 2 9/16 5/16 12 1/4 10º 3 15/64 3/4 5 1/8 3 63/64 1 1/2 5 7/8
ARA-A 90 2 9/16 5/16 14 1/4 10º 3 15/64 3/4 5 1/8 3 63/64 1 1/2 5 7/8
ASCE 90 2 5/8 5/16 12 1/4 10º 3 19/64 3/4 5 3/16 4 3/64 1 1/2 5 15/16
ARA-A 100 2 3/4 3/8 14 5/16 10º 3 13/32 3/4 5 1/4 4 5/32 1 1/2 6
AREA 100 2 11/16 3/8 14 5/16 10º 3 11/32 3/4 5 3/16 4 3/32 1 1/2 5 15/16
ARA-B 100 2 21/32 3/8 12 5/16 10º 3 5/16 3/4 5 3/16 4 1/16 1 1/2 5 15/16
ASCE 100 2 3/4 5/16 12 1/4 10º 3 27/64 3/4 5 5/16 4 11/64 1 1/2 6 1/16
ASCE 104 2 1/2 5/16 12 1/4 10º 3 11/64 3/4 5 1/16 3 59/64 1 1/2 5 13/16
ASCE 105 2 9/16 5/16 12 1/4 10º 3 15/64 3/4 5 1/8 3 63/64 1 1/2 5 7/8
AREA 115 2 23/32 3/8 10 5/16 10º 3 3/8 3/4 5 1/4 4 1/8 1 1/2 6
AREA 132 3 3/8 10 5/16 10º 3 21/32 3/4 5 1/2 4 13/32 1 1/2 6 1/4
ASCE 135 3 7/16 14 3/8 15º 3 37/64 3/4 5 5/8 4 21/64 1 1/2 6 3/8
ASCE 171 4 5/16 Flat 1/4 15º 4 41/64 3/4 6 11/16 5 25/64 1 1/2 7 7/16
ASCE 175 4 7/16 18 3/8 15º 4 37/64 3/4 6 5/8 5 21/64 1 1/2 7 3/8


Phone: (509) 922-1832  |  Fax: (509) 924-5016
East 17305 Euclid Avenue    Spokane, Washington    99216-1725
Sales: sales@utecmetals.com  |   General Information: info@utecmetals.com  |   Billing & Customer Support: support@utecmetals.com