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̼䓵ijɷ̼䓹DzͲҎ(gu)Ԓ13963533557
l(f)ߣɽ|ͨ䓲޹˾l(f)rg2012/8/11x1432
Y(ji)(gu)op䓹GB/T 8162-1999
˜ʼ;:
Y(ji)(gu)ßop䓹ܘ˜ʲ|(zh)20G 16Mn
(zh)И˜GB5310-95 GB6479-86 GB9948-88
252.5-5
573-8
1145-20
1688-30
3258-45
283-5
604-10
1215-20
1807-30
35110-36
323-5
63.54-12
1276-20
1948-30
37710-38
383-6
764-14
1335-22
20310-32
40210-45
423-6
835-14
1406-22
2197-45
42610-30
453-6
894.5-20
1468-25
2458-45
48012-30
483-6
1024-20
1528-25
2738-50
53012-30
е͉偠twܡ|(zh)
Y(ji)(gu)ßop䓹ܘ˜ʲ|(zh) 20# dz40
(zh)И˜ GB3087-1999 GB8163-1999 YB23-70
81-2
383-7
956-20
1595-40
35110-50
101-2
423-8
1024-20
1688-40
37710-50
121-2.5
453-8
1084-20
1807-40
40210-50
141.5-4
513-10
1144-20
1948-40
42610-50
162-4
573-10
1215-20
20310-45
48012-45
182-5
603-12
1276-25
2197-50
53012-40
222-5
63.53-14
1335-25
2458-50
45012-40
252-6
764-14
1406-25
2738-50
61012-30
282-6
835-16
1468-20
29910-50
43012-30
322.5-6
894-20
1528-30
3258-50
72012-30
Y(ji)(gu)ßop䓹ܣGB/T8162-1999һY(ji)(gu)͙CеY(ji)(gu)ğop䓹
(zh)И˜
GB/T8162ЇҘ˜
ASTM A53cԇW(xu)˜
ASME SA53 偠tҎ(gu)
Ҫ;
ܵO(sh)ܼCеY(ji)(gu)ßop䓹
Ҫ䓹̖
10203545Q34515CrMo12Cr1MoVA53AA53BSA53ASA53B
ߴҎ(gu)⏽ͱںSƫ
Y(ji)(gu)ßop䓹ܵijߴҎ(gu)
Q
(sh)ֵ
⏽ͱں
(yng)GB/T17395<op䓹ܡҎ(gu)
L
1.܈DU䓹ܞ3~12m
2.Σ䓹ܞ2~10.5m
1.ں 15mmrô1.5mm/m
2.ں>15~30mmrô2.0mm/m
3.ں>30mm⽛(jng)351mmrô3.0mm/m
⏽ͱںSƫ
䓹ܷN
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߼
܈D
<50
0.50 mm
0.40mm
50
1 %
0.75 %
ں
<4
12.5 %
(Сֵ0.40mm)
10 %
(Сֵ0.30mm)
4~20
+15%
-12.5%
10 %
>20
12.5%
10%
Σ܈
6~10
0.20 mm
0.10 mm
>10~30
0.40 mm
0.20 mm
>30~50
0.45 mm
0.25 mm
>50
1 %
0.5 %
ں
1
0.15 mm
0.12 mm
>1~3
+ 15 %, - 10 %
10 %
>3
+ 12.5, - 10 %
10 %
ע⏽С351mmğUȺSƫ 18 %
Ҏ(gu)
25⏽
0.40.50.60.811.21.41.51.61.822.22.52.833.23.544.555.566.5
 
32⏽
0.40.50.60.811.21.41.51.61.822.22.52.833.23.544.555.566.577.58

40⏽
0.40.50.60.811.21.41.51.61.822.22.52.833.23.544.555.566.577.588.599.510

60⏽
11.21.41.5161.822.22.52.833.23.544.555.566.577.588.599.510111213141516

73⏽
11.21.41.51.61.822.22.52.833.23.544.555.566.577.588.5910111213141516171819

80⏽
1.41.51.61.822.22.52.833.23.544.555.566.577.588.599.51011121314151617181920

133⏽
33.23.544.555.566.577.588.599.51011121314151617181920222425262830323436

108⏽
1.41.51.61.822.22.52.833.23.544.555.566.577.588.599.51011121314151617181920222425262830

159⏽
3.544.555.566.577.588.599.5101112131415161718192022242526283032343638404245
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