WALL THICKNESS TOLERANCES OF SQUARE AND RECTANGLE TUBING
GAUGE |
NOMINAL |
STANDARD |
ASTM A513-33 |
20 |
.035 |
.033-.037 |
.031-.039 |
19 |
.042 |
.037-.045 |
.038-.046 |
18 |
.049 |
.045-.053 |
.044-.054 |
16 |
.065 |
.060-.067 |
.058-.072 |
14 |
.083 |
.077-.087 |
.075-.091 |
12 |
.109 |
.100-.112 |
.098-.120 |
10 |
.134 |
.124-.138 |
.121-.147 |
WALL THICKNESS FOR TYPE 1 (A.W.H.R.) – PAINTED ROUND – TUBING
GAUGE |
NOMINAL |
STANDARD |
ASTM A513-88 |
||
TUBING O.D.” |
|||||
¾” – 1” |
1”– 1 15/16” |
1 15/16” – 3 ¾” |
|||
16 |
.065 |
.060-.067 |
.056-.070 |
.055-.069 |
.054-.068 |
14 |
.083 |
.077-.087 |
.073-.089 |
.072-.088 |
.071-.087 |
12 |
.109 |
.100-.112 |
.099-.115 |
.098-.114 |
.097-.113 |
10 |
.134 |
.124-.138 |
.124-.140 |
.123-.139 |
.122-.138 |
WALL THICKNESS FOR TYPE 2 (A.W.C.R.) – CHROME PLATED – ROUND TUBING
GAUGE |
NOMINAL |
STANDARD |
ASTM A513-88 |
||
TUBING O.D.” |
|||||
3/8”-7/8” |
1”-1 7/8” |
1 7/8”-3 ¾” |
|||
22 |
.028 |
.027-.029 |
.023-.029 |
.023-.029 |
- |
20 |
.035 |
.033-.037 |
.030-.037 |
.030-.036 |
.029-.037 |
18 |
.049 |
.045-.053 |
.046-.055 |
.047-.055 |
.047-.055 |
16 |
.065 |
.060-.067 |
.058-.070 |
.058-.069 |
.058-.069 |
14 |
.083 |
.077-.087 |
.076-.089 |
.076.088 |
.076-.087 |
12 |
.109 |
.100-.112 |
- |
.101-.115 |
.101-.114 |
10 |
.134 |
.124-.138 |
- |
.126-.141 |
.126-.140 |