ASTM A312与GB/T12771标准不锈钢管外径壁厚公差表
JIS G3459与EN 10217-7不锈钢管外径和壁厚公差尺寸表
尺寸公差表:
标准 |
外径(mm) |
厚度(mm) |
长度(mm) |
ASTM A312 |
≤48.26 |
+0.40 -0.80 |
+未特别规定(Unspecified)
-12.50%
|
指定长度
Definite cut length
+6.40
-0
|
>48.26~114.30 |
+0.80 -0.80 |
>114.30~219.08 |
+1.60 -0.80 |
>219.08~457.20 |
+2.40 -0.80 |
>457~660 |
+3.20/-0.80 |
>660~864 |
+4.00/-0.80 |
>864~1219 |
+4.48/-0.80 |
JIS G3459 |
<30.00 ±0.30
≥30.00 ±1.00%
|
<2.00 ±0.20
≥2.00 ±10%
|
指定长度
Definite cut Length
|
GB/T 12771 |
<13.00 ±0.20
13.00~40.00 ±0.30
≥40.00 ±0.80%
|
≤4.00 +0.50 -0.60
>4.00 ±10%
|
+20.00
-0
|
EN 10217-7 |
D1±1.50% with±0.75mm(min)
D2±1.00% with±0.50mm(min)
D3±0.75% with±0.30mm(min)
D4±0.5% with±0.10mm(min)
|
T1±15.00% with±0.60mm(min)
T2±12.5% with±0.40mm(min)
T3±10.00% with±0.20mm(min)
T4±7.50% with±0.15mm(min)
T5±5.00% with±0.10mm(min)
EN ISO 1127
|
≤6000 +5.00 -0
6000~12000 +10.00 -0
|